Brother International HL 820 Service Manual
Brother International HL 820 - B/W Laser Printer Manual
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- Brother International HL 820 | Service Manual - Page 1
- Brother International HL 820 | Service Manual - Page 2
without notice. Trademarks: The brother logo is a registered trademark of Brother Industries, Ltd. Apple, . Hewlett Packard is a registered trademark and HP Laser Jet is a trademark of Hewlett Packard Company trademarks of Microsoft Corporation. Windows is a registered trademark of Microsoft - Brother International HL 820 | Service Manual - Page 3
is vital to the service technician to maintain the high printing quality and performance of the printers. This service manual covers the HL-820, 1020, 1040 and 1050 laser printers. (Note that any figures for the printer body are based on the HL-1040 printer.) This manual consists of the following - Brother International HL 820 | Service Manual - Page 4
2.2 Functions ...I-3 2.3 Electrical and Mechanical ...I-4 2.4 Paper Specification ...I-5 2.5 Print Delivery...I-5 2.6 Paper ...I-6 2.7 Effective Printing Area ...I-7 3. SAFETY INFORMATION ...I-9 3.1 Laser Safety (110 - 120V Model only I-9 3.2 FDA Regulations (110 - 120V Model only I-9 3.3 Caution - Brother International HL 820 | Service Manual - Page 5
Cover Sensor...II-29 2.3.2 Toner Empty Sensor II-29 2.4 Drum Unit...II-30 2.4.1 Photosensitive Drum II-30 2.4.2 Primary Charger ...II-30 2.4.3 Developer Roller...II-30 2.4.4 Transfer Roller...II-30 2.4.5 Cleaner Roller...II-30 2.4.6 Erase Lamp ...II-30 2.5 Print Process ...II-30 2.5.1 Charging - Brother International HL 820 | Service Manual - Page 6
Check...IV-1 1.2 Basic Procedure ...IV-2 2. CONSUMABLE PARTS...IV-3 2.1 Drum Unit...IV-3 2.2 Toner Cartridge ...IV-3 2.3 Periodical Replacement Parts IV-3 3. IMAGE DEFECTS ...IV-4 3.1 Image Defect Examples ...IV-4 3.2 Troubleshooting Image Defects IV-5 3.3 Location of High-voltage Contacts and - Brother International HL 820 | Service Manual - Page 7
Letter paper). True 600 dots per inch (dpi) and 1200 x 600 dpi for graphics with microfine toner and 10 pages per minute (ppm) printing speed (A4 or Letter paper). Enhanced Printing Performance and User-Friendly Operation for Windows The dedicated printer driver and TrueTypeTM-compatible - Brother International HL 820 | Service Manual - Page 8
. The actual number of pages printed with each toner cartridge may vary depending on your average type of print job. Enhanced Memory Management The printer provides its own data compression technology in its printer hardware and the supplied printer driver software, which can automatically compress - Brother International HL 820 | Service Manual - Page 9
toner cartridge Life Expectancy: 20,000 pages/drum unit at 20 pages per job 8,000 pages at 1 page per job 2.2 Functions CPU Emulation Printer driver HL-820/1020/1040: MC68EC000 16Mhz HL-1050: MB86831 66Mhz HL-820/1020: HL-1040: HL-1050: Brother Printing Solution for Windows Brother Printing - Brother International HL 820 | Service Manual - Page 10
/1050 only) HL-820/1020/1040: 2.0 Mbytes HL-1050: 4.0 Printing (peak): 820W or less Printing (average): 280W or less Standing by: 60W or less Sleep: 13W or less Noise Printing .) including the drum unit and toner cartridge Note: The peak figure of power consumption is worked out when the - Brother International HL 820 | Service Manual - Page 11
insert it fully into the feed slot. Move the paper guide of the manual feed slot to the paper width. Cautions: Before loading paper with holes such as organizer sheets, be sure to fan the stack well. When printing on the back of pre-printed paper, be sure to straighten the paper as much - Brother International HL 820 | Service Manual - Page 12
by weight 100 to 250 (Sheffield) Caution: Although the printer can handle 9 inches (229mm) width paper such as use long-grained paper for the best print quality. If short-grained paper is being use acid paper to avoid any damage to the printer drum unit. (2) Paper feed conditions Type Name 60 - Brother International HL 820 | Service Manual - Page 13
2.7 Effective Printing Area Printable area A F E C E BD F The effective printing area means the area within which the printing of all the data received without any omissions can be guaranteed. I-7 - Brother International HL 820 | Service Manual - Page 14
dots) (Note that the paper sizes indicated here should conform to the nominal dimensions specified by JIS.) A4 paper must accommodate 80 characters printed in pica pitch (203.2 mm). The dot size is based on 300 dpi resolution. Organizer is not supported by any printer emulations (commands). I-8 - Brother International HL 820 | Service Manual - Page 15
of the following labels on the back of the printer indicates compliance with the FDA regulations and must be attached to laser products marketed in the United States. The label for Japanese manufactured products MANUFACTURED: K BROTHER INDUSTRIES, LTD. 15-1, Naeshiro-cho, Mizuho-ku, Nagoya 467 - Brother International HL 820 | Service Manual - Page 16
für Laserdrucker) CAUTION: When the machine during servicing is operated with the cover open, the regulations of VBG 93 and the performance instructions for VBG 93 are valid. CAUTION: In case of any trouble with the laser unit, replace the laser unit itself. To prevent direct exposure to the - Brother International HL 820 | Service Manual - Page 17
block Operation block (Operation panel) Erase lamp Laser scanner unit Drum unit Transfer block Drive block (Stepping motor) Paper tray unit Paper tray Manual feed Developing block Drum Charging block Cleaner block Toner cartridge Image generation system Fig. 2-1 Fixing unit Paper - Brother International HL 820 | Service Manual - Page 18
block Operation block (Operation panel) Erase lamp Laser scanner unit Drum unit Transfer block Drive block (Stepping motor) Paper tray unit Paper tray Manual feed Developing block Drum Charging block Cleaner block Toner cartridge Image generation system Fig. 2-2 Fixing unit Paper - Brother International HL 820 | Service Manual - Page 19
Fig. 2-3 shows a general block diagram of the HL-1050 printer. Optional RAM (SIMM) (max. 32Mbytes) Optional I/F Laser scanner unit Drum unit Transfer block Drive block (Stepping motor) Paper tray unit Paper tray Manual feed Developing block Drum Charging block Cleaner block Toner cartridge - Brother International HL 820 | Service Manual - Page 20
HL-820/1020 Fig. 2-4 shows the block diagram of the main PCB. Reset Circuit CPU Core (MC68EC000) BUS INT A S I C Oscillator (15.3MHz) Program + Font ROM 512 Kbytes RAM (2.0 Mbytes) Address Decoder DRAM Control Timer FIFO DATA EXTENSION CDCC Parallel I/O To PC Soft Support EEPROM - Brother International HL 820 | Service Manual - Page 21
HL-1040 Fig. 2-5 shows the block diagram of the main PCB. Reset Circuit CPU Core (MC68EC000) FIFO Option Serial I/O (RS232C & RS422A) DATA EXTENSION CDCC Parallel I/O To PC Soft Support EEPROM (128 8 bits) EEPROM I/O Motor Driver Engine Control I/O To Panel Sensor PCB Fig. 2-5 II-5 - Brother International HL 820 | Service Manual - Page 22
HL-1050 Fig. 2-6 shows the block diagram of the main PCB. Reset Circuit CPU Core (MB86831) Timer FIFO CDCC Parallel I/O Option Serial I/O (RS232C & RS422A) USB I/O Soft Support To PC To PC EEPROM (512 x 8 bits) EEPROM I/O Motor Driver Engine Control I/O To Panel Sensor PCB Fig. 2-6 II-6 - Brother International HL 820 | Service Manual - Page 23
1.3 Main PCB 1.3.1 CPU Core HL-820/1020/1040 Fig. 2-7 shows the CPU circuit block on the main PCB. The CPU is a Motorola MC68EC000FN16 which is driven with a clock frequency of 15.3MHz. This clock frequency is made by dividing the source clock of 30.67 MHz into two. Fig. 2-7 II-7 - Brother International HL 820 | Service Manual - Page 24
HL-1050 Fig. 2-8 shows the CPU circuit block on the main PCB. The CPU is a Motorola MB86831 which is driven with a clock frequency of 33MHz. The CPU itself runs at 66MHz. Fig. 2-8 II-8 - Brother International HL 820 | Service Manual - Page 25
1.3.2 ASIC HL-820/1020/1040 The ASIC is composed of a Cell Based IC that contains the following functional blocks. (1) Oscillator circuit Generates the main clock for the CPU - Brother International HL 820 | Service Manual - Page 26
mode Byte mode (8) Data expansion This circuit expands the compressed image data received from the PC, and writes the bit map data to the FIFO. (9) Software support Supports 16 x 16 rotation, bit expansion, and bit search. (10) EEPROM I/O One output port and one I/O port are assigned. II-10 - Brother International HL 820 | Service Manual - Page 27
(11) Engine control I/O This I/O is used for the connection to the panel sensor PCB. It controls the main motor, solenoid, sensors, etc. Fig. 2-9 II-11 - Brother International HL 820 | Service Manual - Page 28
HL-1050 The ASIC is composed of a Cell Based IC that contains the following functional blocks. (1) Oscillator circuit Generates the main clock for the CPU. (2) Address - Brother International HL 820 | Service Manual - Page 29
Data expansion This circuit expands the compressed image data received from the PC, and writes the bit map data to the FIFO. (9) Software support Supports 16 x 16 rotation, bit expansion, bit search, and decimal point conversion. (10) EEPROM I/O One output port and one I/O port are assigned. II - Brother International HL 820 | Service Manual - Page 30
(11) Engine control I/O This I/O is used for the connection to the panel sensor PCB. It controls the main motor, solenoid, sensors, etc. Fig. 2-10 II-14 - Brother International HL 820 | Service Manual - Page 31
1.3.3 ROM HL-820/1020/1040 A program file of 512 Kbytes and the font data are stored in the ROM. ROM (40-pin) can be mounted by leaving the 1st and 42nd pins of the socket open circuit. Fig. 2-11 HL-1050 A program file of 4.0 Mbytes and the font data are stored in the ROM. Two 42-pin IC sockets are - Brother International HL 820 | Service Manual - Page 32
1.3.4 DRAM HL-820/1020/1040 A 16M-bit DRAM (x 16bits) is used as the RAM. Fig. 2-13 HL-1050 Two 16M-bit DRAMs (x 16bits) are used as the RAM. Fig. 2-14 II-16 - Brother International HL 820 | Service Manual - Page 33
1.3.5 Optional RAM HL-1050 A 32bit (72 pin) SIMM can be fitted as optional RAM. The main PCB has one slot and the capacity of SIMM can be from 1 Mbyte to 32 Mbytes. Fig. 2-15 II-17 - Brother International HL 820 | Service Manual - Page 34
, and is recognized by the CPU. A 32-byte register is provided for this I/O, which is read and written to by the CPU. Fig. 2-16 1.3.7 EEPROM HL-820/1020/1040 The EEPROM is an XL24C01AF type of two-wire method with a 128 x 8 bits configuration. M62320FP is an IC which transfers the data received - Brother International HL 820 | Service Manual - Page 35
4.2V (typ.) and the LOW period of reset is 200ms (typ). Fig. 2-19 HL-1050 The reset IC is a PST596DNR. The reset voltage is 4.2V (typ.) and the LOW period of reset is 50ms (typ). Fig. 2-20 1.3.9 CDCC I/O HL-820/1020/1040 Fig. 2-21 shows the CDCC interface circuit. Fig. 2-21 II-19 - Brother International HL 820 | Service Manual - Page 36
HL-1050 Fig. 2-22 shows the CDCC interface circuit. Fig. 2-22 II-20 - Brother International HL 820 | Service Manual - Page 37
1.3.10 Engine I/O HL-820/1020/1040 Fig. 2-23 shows the engine interface circuit. Fig. 2-23 II-21 - Brother International HL 820 | Service Manual - Page 38
HL-1050 Fig. 2-24 shows the engine interface circuit. Fig. 2-24 II-22 - Brother International HL 820 | Service Manual - Page 39
1.3.11 Paper Feed Motor Drive Circuit HL-820/1020/1040 The motor driver is a TR array. The excitation method is 2-2 phase excitation with a bipolar drive. Fig. 2-25 HL-1050 The motor driver is a TR array. The excitation method is 2-2 phase excitation with a bipolar drive. Fig. 2-26 II-23 - Brother International HL 820 | Service Manual - Page 40
Connector Low-voltage, high-voltage, solenoid, main motor, toner sensor, laser, polygon motor, connector for main PCB • Registration sensor production code of each power supply vary depending on the printer model as listed below; Model HL-820/1020/1040 HL-1050 Regulated Output +5V / 0.6 A +24V / - Brother International HL 820 | Service Manual - Page 41
24VI Current Regulator B1 Voltage Regulator VR22 Current Regulator B81 Q81 Voltage Regulator Supply Roller Transfer Roller Developing Roller Photosensitive Drum Cleaner Roller Corona Unit GND B101 Q101 Current Regulator B121 Q121 PAPER SENSOR PC141 Voltage Regulator Z51 VR51 Voltage - Brother International HL 820 | Service Manual - Page 42
Feeder Manual Paper Path MP Feeder Cover Paper Pick-up Roller Hopper Plate Registration Sensor Lever Paper Feed Roller Drum Unit Pinch Roller Blade Photosensitive Drum Transfer Roller Erase Lamp Fixing Unit Pressure Roller Eject Roller Toner Cartridge Polygon Mirror Toner Empty Laser - Brother International HL 820 | Service Manual - Page 43
correctly aligned, is fed by the paper feed roller and is transported to the transfer roller. Paper Pinch roller Transfer roller Paper feed roller Drum Clutch mechanism (engaged/released by the solenoid assembly) Released when the solenoid is ON and engaged when the solenoid is OFF. Fig. 2-32 II - Brother International HL 820 | Service Manual - Page 44
, the photo sensor is closed and the completion of paper eject is recognized. Transfer roller Pressure roller Eject sensor actuator Eject roller Drum Heat roller Fig. 2-33 Eject sensor actuator , Sensor High-voltage power supply PCB Eject sensor actuator Fig. 2-34 , Paper Sensor II-28 - Brother International HL 820 | Service Manual - Page 45
opening and closing of the top cover. Top Cover Cover Switch Fig. 2-35 2.3.2 Toner Empty Sensor Detects if there is toner in the toner cartridge. It also detects whether or not the drum unit is installed. (The toner cartridge is installed in the drum unit). Toner Empty Sensor Fig. 2-36 II-29 - Brother International HL 820 | Service Manual - Page 46
image to the paper from the drum surface. 2.4.5 Cleaner Roller Removes and recycles the toner remaining on the drum surface. 2.4.6 Erase Lamp Discharges the electrostatic latent image on the drum. 2.5 Print Process 2.5.1 Charging The drum is charged to approx. +1150V by an ion charge which - Brother International HL 820 | Service Manual - Page 47
charged, it is exposed to the light emitted from the laser unit. Drum Laser Beam Paper Laser detector Laser diode Lens Laser beam f lens Polygon mirror Motor Fig. 2-38 The area exposed to the laser beam is the image to be printed. The surface potential of the exposed area is reduced, forming - Brother International HL 820 | Service Manual - Page 48
onto the paper perfectly, it is possible that there may be residual toner on the drum which will adhere to the transfer roller. The transfer voltage changes to a positive voltage during non-printing rotation of the drum. Therefore the transfer roller is cleaned by returning the positively charged - Brother International HL 820 | Service Manual - Page 49
cleaned by the cleaning roller, so that residual toner on the drum surface is removed and collected on the cleaning roller itself. The residual toner on the cleaning roller will be discharged to the drum during starting or non-printing time. The toner will be collected by the developing roller and - Brother International HL 820 | Service Manual - Page 50
PRECAUTIONS To avoid creating secondary problems by mishandling, be careful to follow the following precautions during maintenance work. (1) Always turn off the power switch and unplug the power cord from the power outlet before accessing any parts inside the printer. (2) Be careful not to lose - Brother International HL 820 | Service Manual - Page 51
FLOW III-2 1 OUTPUT TRAY ASSY 2 DRUM UNIT B 3 TOP COVER 4 REAR COVER 5 MP SHEET FEEDER ASSY 6 FIXING UNIT A BOTTOM B 8 MAIN PCB ASSY 9 BASE PLATE ASSY 10 PANEL SENSOR PCB ASSY 13 SUB FAN MOTOR ASSY 7 SCANNER UNIT A 18 PAPER SUPPORT 19 EXTENSION SUPPORT WIRE 11 LOW-VOLTAGE PS PCB - Brother International HL 820 | Service Manual - Page 52
at the left and right sides of the output tray inwards to release the output tray from the main cover. Output Tray Main Cover Fig. 3.1 3.2 Drum Unit (1) Open the top cover. (2) Lift out the drum unit. Drum Unit Output Tray Main Cover Fig. 3.2 III-3 Top Cover - Brother International HL 820 | Service Manual - Page 53
3.3 Top Cover (1) Open the top cover. (2) Press the hinges at the left and right sides of the top cover inwards to release the top cover from the main cover. Note: It is recommended for easy removal to press the side of the top cover ( ➀ ) while pulling the side of the main cover ( ➁ ). 2 Main - Brother International HL 820 | Service Manual - Page 54
not to touch the separation pad or the paper pick-up roller, the grease spread to the paper and the drum unit. It might cause black spots to appear on the printed page. (1) Push the left rib outwards and pull out the MP sheet feeder. It is not necessary to release the - Brother International HL 820 | Service Manual - Page 55
3.6 Fixing Unit (1) Remove the two M4x16 tapping screws. (2) Lifting the fixing unit, disconnect the thermistor connector on the EL PCB first, then the two heater harnesses. Taptite, cup M4x16 Fixing Unit Taptite, cup M4x16 EL PCB Thermistor harness Thermistor connector Heater harness (Brown) - Brother International HL 820 | Service Manual - Page 56
direction of the bearing is correct referring to the above figure. The heat roller itself is very similar to the one for HL-1060/1070 printers. The heat roller for the HL-820/1020/1040/1050 printers can be distinguished by the groove on the edge of the roller. (Refer to the above figure.) III-7 - Brother International HL 820 | Service Manual - Page 57
the heat roller cleaner with a new one, attach the cleaner referring to the figure below; -1mm ~ +1mm 4mm ~ 5mm Fig. 3-10 Follow the instructions below when installing the thermistor in the fixing unit. i) Place the cleaner felt of the cleaner ASSY for the thermistor under the heat roller. ii - Brother International HL 820 | Service Manual - Page 58
binder Flat cable LD harness Fig. 3-13 (3) Disconnect the three connectors from the panel sensor PCB. (4) Remove the M3x8 tapping screw, and lift the toner sensor PCB from the scanner unit. Caution: Never touch the inside of the scanner unit or the mirror when disassembling or reassembling. If there - Brother International HL 820 | Service Manual - Page 59
, pan M4x6 Fig. 3-15 Main PCB ASSY Hook 3.9 Base Plate ASSY Caution: Prior to turning the printer upside-down, ensure that the drum unit has been removed from the printer. (1) Turn the printer upside down. (2) Remove the eight M4 and five M3 self tapping screws. Taptite, bind M4x12 Taptite, cup - Brother International HL 820 | Service Manual - Page 60
(3) Lift the base plate ASSY and remove the grounding screw. Base Plate ASSY Ground wire Screw pan(washer), M3.5x6 Low-voltage Power Supply PCB ASSY Fig. 3-17 3.10 Panel Sensor PCB ASSY (1) Remove the main shield. (2) Remove the M4x12 screw securing the panel sensor PCB ASSY. Main shield Taptite, - Brother International HL 820 | Service Manual - Page 61
PCB ASSY 10 9 8 7 1 2 3 45 6 Main frame Fig. 3-19 (Name of the Harnesses) 1. Low-voltage harness 2. Erase lamp harness 3. Toner harness 4. Scan motor flat cable 5. Laser harness 6. Solenoid harness 7. Main / sub motor connector 8. Fan motor 1 harness 9. Fan motor 2 harness 10. High-voltage flat - Brother International HL 820 | Service Manual - Page 62
(3) Remove the one M4x12 screw to remove the inlet holder. Then, remove the inlet and the PCB. Note: When re-assembling the inlet holder and AC inlet, be sure to insert the part A of the holder into the hole of the ferrite core. Inlet Holder Main Cover A AC Inlet Ferrite Core Fig. 3-21 3.12 High - Brother International HL 820 | Service Manual - Page 63
main frame. 3.14 Main Fan Motor ASSY (1) Remove the two M4x12 screws securing the fan motor holder. (2) Remove the fan motor holder from the printer. (3) Remove the main fan motor from the fan motor holder. Fan motor holder Taptite, bind M4x12 Taptite, bind M4x12 Fan Motor Manufacturer sticker - Brother International HL 820 | Service Manual - Page 64
PR980109 Fan Motor Fig. 3-25 3.15 Drive Unit (1) Unhook the heater harness from the drive unit. Heater harness Drive Unit Ferrite Core (HL-1050 only) Ferrite Core (HL-1050, 200V only) Hook Fig. 3-26 (2) Remove the three M4x20 and one M4x12 screws securing the drive unit. Taptite, cup M4x20 - Brother International HL 820 | Service Manual - Page 65
Note: When re-assembling the drive unit, ensure that you fit the drive unit underneath the electrode DRB1. When disassembling the drive unit, be sure to remove the eight ferrite cores of two types on the heater harness and the motor harness. (Refer to the figures in the previous page, Fig. 3-26 and - Brother International HL 820 | Service Manual - Page 66
(1) Pull the paper support down toward you and pull both legs outwards to release it. MP Sheet Feeder Paper Support Fig. 3-30 3.19 Extension Support Wire (1) Raise the extension support wire toward you and press both legs inward to release it. Output Tray Extension Support Wire Fig. 3-31 - Brother International HL 820 | Service Manual - Page 67
4. PACKING Documents Accessory carton Pad Bag Carton Fig. 3-32 III-18 Printer Pad - Brother International HL 820 | Service Manual - Page 68
-grained paper or acid paper. [If so, print quality problems may occur. For further information, refer to paper specifications in Chapter II.] (3) Consumables Check if : • The Toner lamp is not lit on the control panel when a toner cartridge is installed in the printer. [If the lamp is lit, replace - Brother International HL 820 | Service Manual - Page 69
cause paper feed troubles. If condensation has occurred, wipe the effected units or parts with a dry cloth. If the drum unit is unpacked soon after it is moved from a cold room to a warm room, condensation may occur inside the unit, which may cause incorrect images. Instruct the user to allow the - Brother International HL 820 | Service Manual - Page 70
1 page per job Note: There are many factors that determine the actual drum life, such as temperature, humidity, type of paper and toner that you use, the number of pages per print job, etc.. 2.2 Toner Cartridge Toner low: Toner empty: Life expectancy: The Data and Alarm lamps blink once every - Brother International HL 820 | Service Manual - Page 71
out test print o Print out test print o Print out test print out test print out test Print out test print o Print out test print o Print out test print out test print out test Print out test print o Print out test print o Print out test print out test print out test Print out test print o Print out - Brother International HL 820 | Service Manual - Page 72
sensing failure (printer side) Toner sensing failure (toner cartridge side) Drum connection failure High-voltage power supply PCB failure Panel sensor PCB or main PCB failure Scanner unit failure Step 1 2 3 4 5 6 Check Can printing be started with the drum unit removed? Is the problem solved when - Brother International HL 820 | Service Manual - Page 73
Panel sensor PCB Step 1 2 3 4 5 6 Check Is the corona wire dirty? Are the corona electrodes between the printer body and drum unit dirty? Is the problem solved when the drum unit is replaced? Are there any disconnected connectors? Are there any disconnected connectors? Are there any disconnected - Brother International HL 820 | Service Manual - Page 74
between the printer body and drum unit dirty? 2 Are the drum shaft and drum electrode of the printer body connected correctly? 3 Is the problem solved after the drum unit is replaced? 4 Is the scanner harness connected securely? Is there any play in the connection? 5 Are printing signals being - Brother International HL 820 | Service Manual - Page 75
check as in step 3. Is the problem solved after main PCB is replaced? Is the problem solved after the panel sensor PCB is replaced? Result Yes Yes No Yes Yes Yes Yes Remedy Replace the drum unit. Clean the terminals in the printer and on the drum. Check the harness connection between the scanner - Brother International HL 820 | Service Manual - Page 76
drum unit Step Check 1 Is the pressure roller dirty? Is any other area in the printer dirty? 2 Is the transfer roller dirty? Is the problem solved after the drum Print three patterns; grid, zip and solid black. (8) Turn off the power switch with the top cover closed. (9) Set paper in the manual - Brother International HL 820 | Service Manual - Page 77
solved after the high-voltage power supply PCB is replaced? Result Remedy Yes Replace the drum unit. Yes Print several sheet and see what happens. The problem will disappear after a while. If not, replace the drum unit. Yes Replace the fixing unit. Yes Replace the high-voltage power supply PCB - Brother International HL 820 | Service Manual - Page 78
window with a dry tissue. Replace the drum unit. I-10 Faulty registration Possible cause Excessive paper load Print Instruct the user to keep paper loads below 22mm in depth. No Instruct the user to use the recommended types of paper. Yes Adjust the Y offset by using the utility software - Brother International HL 820 | Service Manual - Page 79
drum unit or the toner cartridge? (When printing is faint.) Thermistor failure Low-voltage power supply PCB failure 3 Is the thermistor fitted correctly? 4 Is the problem solved by replacing the low-voltage power supply PCB? Result Remedy Yes Instruct the user laser diode or the laser scanner - Brother International HL 820 | Service Manual - Page 80
cause Toner cartridge Step Check 1 Is the toner in the toner cartridge almost empty? Print paper Environment 2 Is the problem solved after change to specified freshly unpacked paper? 3 Check if the problem still appears after the printer has warmed up. Result Remedy Yes Shake the drum unit - Brother International HL 820 | Service Manual - Page 81
spots at 63mm intervals? The problem is not solved after printing a few pages. Is the problem solved after the high-voltage power supply PCB is replaced? Result Yes Yes Yes Remedy If toner remains stuck, wipe it off gently with a cotton swab. Replace the drum unit if the OPC drum is scratched or - Brother International HL 820 | Service Manual - Page 82
swab until the dust or paper powder on the surface comes off. Separator Paper path Toner cartridge Photo sensitive drum Fig. 4-4 Cleaning roller Caution: Do not wipe the surface of the photosensitive drum with something sharp. (ball-point pen etc.) Use the cleaning liquid which is a 50-50 - Brother International HL 820 | Service Manual - Page 83
first 10 to 20 pages immediately after replacing the toner cartridge. Possible cause Print paper Step 1 Check Does the paper being used meet the paper specification (weight, etc.). Drum unit 2 Is the problem solved after replacing the drum unit? Result Remedy No Recommend to change the paper - Brother International HL 820 | Service Manual - Page 84
problem solved after replacing the drum unit? 2 Is the problem solved after replacing the high-voltage power supply PCB? I-20 Horizontal lines Result Remedy Yes Replace the drum the printer body and the drum unit dirty? 2 Are the SR electrodes between the printer body and the drum unit - Brother International HL 820 | Service Manual - Page 85
a new drum unit with a starter sheet in it. I-22 Ghost Possible cause Driver setting Step 1 Check Is thin paper such as 64g/m2 used under the thick paper mode? Result Yes Remedy Change the current mode to the normal mode from the driver setting. Print 5 or 6 blank pages if this problem occurs - Brother International HL 820 | Service Manual - Page 86
3.3 Location of High-voltage Contacts and Grounding Contacts Grounding contacts ➁ ➀ High-voltage contacts ➂ For transfer roller ➈ pp Drum unit ➃ For cleaning roller ➄ Fig. 4-5 ➇ Wire cleaner ➅ ➆ For development roller For supply roller For development roller For corona wire For grid For - Brother International HL 820 | Service Manual - Page 87
3.4 Location of Feed Roller Shaft and Grounding Contacts Feed shaft roller ➉ For feed roller Fig. 4-7 IV-20 - Brother International HL 820 | Service Manual - Page 88
work properly and is not turned off. (single printing) Same as above. (continuous printing) 1. Cover is not closed properly. 2. Bug Temp measure Remove the paper inside the printer referring to note and clear the problem. Same as above. 1. Check if the drum unit is installed correctly. 2. Please - Brother International HL 820 | Service Manual - Page 89
5. TROUBLESHOOTING MALFUNCTIONS When carrying out countermeasures for malfunctions as described in of the low-voltage power supply and the power plug? Result No No Yes Yes Remedy Inform the user that the correct voltage is not supplied at the outlet. Plug the power cord securely into the outlet. - Brother International HL 820 | Service Manual - Page 90
of connector P3 on the panel sensor PCB good? Set paper in the manual paper slot and make a test print by pressing the switch on the control panel. Does the voltage between pins pad or the pick up roller stained or worn out? Is the problem solved by replacing the main PCB? Result No No Yes Yes Yes - Brother International HL 820 | Service Manual - Page 91
M-5 Insufficient output from high-voltage power supply unit Possible cause High-voltage contact High-voltage power supply PCB Step Check 1 Do any of the terminals on the high-voltage contacts have dirt or contact burns? 2 Check the connections of the harness between the highvoltage power - Brother International HL 820 | Service Manual - Page 92
M-8 Scanner failure Possible cause Harness connection failure Power supply input Step Check 1 Is the connection of the scanner motor connector P5 on the panel sensor PCB secured? 2 Is the voltage between pins 1 (+24VDC) and 2 (GND) of connector P5 on the panel sensor PCB 24VDC? Result Remedy - Brother International HL 820 | Service Manual - Page 93
3 Check Is paper of a recommended type being used? Is the wrinkle problem solved if new paper is used? Is the entrance guide dirty? Result Remedy No Instruct the user to use the recommended types of paper. Yes Instruct the user how to store paper so that it does not absorb moisture. Yes Clean - Brother International HL 820 | Service Manual - Page 94
grid pattern print mode 3 patterns print mode (grid, zip, black) Data Drum + Alarm * NV-RAM value dump mode ROM code reprogramming mode (only when flash memory is fitted) Alarm + Ready * RAM check Ready + Data * 4% density pattern print mode * Note: For the HL-1050 printer only. Details - Brother International HL 820 | Service Manual - Page 95
is installed.) OFF (No toner cartridge is installed.) Drum lamp ON Drum lamp OFF Alarm lamp ON Alarm lamp OFF Ready lamp OFF Ready lamp ON Data lamp OFF Data lamp ON The procedure for the factory inspection mode is as follows. (1) Turn the printer power switch OFF, open the top cover, and - Brother International HL 820 | Service Manual - Page 96
errors as follows; Service A: Address Error Service B: Bus Error CPU Runtime Error: A CPU error other than the above two defects, such as an Illegal Instruction or Operation Overflow HOW THE LAMPS INDICATE AN ERROR FUSER MALFUNCTION Drum Alarm Ready (Paper) Data (Toner) Time delay : OFF - Brother International HL 820 | Service Manual - Page 97
(4) Toner cartridge on the toner cartridge SERIAL NO. DATE MONTH (X: OCT., Y: NOV., Z: DEC.) YEAR 6 3 3 1. 0 2 8 E 0 5. N B. 0 FILLING AMOUNT : 0=100g : 1=110g TONER TYPE: NB FILLING DATE FILLING MONTH (5) Scanner unit on the scanner unit 2 8 0 0 1 SERIAL NO. ID NO. 1:HL-700 SERIES, 8: HL-820 - Brother International HL 820 | Service Manual - Page 98
Appendix 2. Connection Diagram, HL-820/1020 AC INPUT INLET P1 CDCC I/F CN101 POWER SW LVPS CN1 MAIN PCB SOLENOID P1 LD PC8 P1 PH1 TONER SENSOR CN1 SCANNER MOTOR SCANNER UNIT P1 ERASE LAMP SR.B T/R DRM.B VCLM GRID DEV HVPS PC141 CN1 P2 ENGINE I/F P1 ENGINE P3 P9 PH2 P5 - Brother International HL 820 | Service Manual - Page 99
Appendix 3. Connection Diagram, HL-1040 AC INPUT INLET SERIAL I/F RS-100M POWER SW LVPS CN1 CN101 P3 OP I/O P1 CDCC I/F MAIN PCB SOLENOID P1 LD PC8 P1 PH1 TONER SENSOR CN1 SCANNER MOTOR SCANNER UNIT P1 ERASE LAMP SR.B T/R DRM.B VCLM GRID DEV HVPS PC141 CN1 P2 ENGINE I/F P1 ENGINE - Brother International HL 820 | Service Manual - Page 100
Appendix 4. Connection Diagram, HL-1050 AC INPUT INLET POWER SW LVPS CN1 P2 USB I/F P1 CDCC I/F SERIAL I/F RS-100M CN101 P3 OP I/O SLIOT SIMM MAIN PCB SOLENOID P1 LD PC8 P1 PH1 TONER SENSOR CN1 SCANNER MOTOR SCANNER UNIT P1 ERASE LAMP SR.B T/R DRM.B VCLM GRID DEV HVPS PC141 CN1 - Brother International HL 820 | Service Manual - Page 101
Appendix 5. Main PCB Circuit Diagram, (HL-820/1020/1040), (1/2) CODE NAME UK4007000 B48K312CIR V - 5 - Brother International HL 820 | Service Manual - Page 102
Appendix 6. Main PCB Circuit Diagram, (HL-820/1020/1040), (2/2) CODE NAME UK4007000 B48K312CIR A - 6 - Brother International HL 820 | Service Manual - Page 103
Appendix 7. Main PCB Circuit Diagram, (HL-1050), (1/5) CODE NAME UK4041000 B512001CIR A - 7 - Brother International HL 820 | Service Manual - Page 104
Appendix 8. Main PCB Circuit Diagram, (HL-1050), (2/5) CODE NAME UK4041000 B512001CIR A - 8 - Brother International HL 820 | Service Manual - Page 105
Appendix 9. Main PCB Circuit Diagram, (HL-1050), (3/5) CODE NAME UK4041000 B512001CIR A - 9 - Brother International HL 820 | Service Manual - Page 106
Appendix 10. Main PCB Circuit Diagram, (HL-1050), (4/5) CODE NAME UK4041000 B512001CIR A - 10 - Brother International HL 820 | Service Manual - Page 107
Appendix 11. Main PCB Circuit Diagram, (HL-1050), (5/5) CODE NAME UK4041000 B512001CIR A - 11 - Brother International HL 820 | Service Manual - Page 108
Appendix 12. Panel Sensor PCB Circuit Diagram CODE NAME UK4010000 B48K303CIR A - 12 - Brother International HL 820 | Service Manual - Page 109
Appendix 13. Low-voltage Power Supply PCB Circuit Diagram, HL-820/1020/1040 (110 - 120V) L SW1 F1 N C7 Q2 FG C15 BEA1 + C5 C8 Q1 R18 R5 R2 C9 D7 R7 R6 PC1 C13 R8 R11 - Brother International HL 820 | Service Manual - Page 110
Appendix 14. Low-voltage Power Supply PCB Circuit Diagram, HL-820/1020/1040 (220 - 240V) SW1 F1 L N C7 FG BEA1 C8 R18 Q1 R5 C1 Z1 NTC1 L1 R1 + D11 D14 C5 D13 D12 C22 R23 - Brother International HL 820 | Service Manual - Page 111
Appendix 15. Low-voltage Power Supply PCB Circuit Diagram, HL-1050 (110 - 120V) L SW1 F1 N C7 CN101 24V 5 4 5V PC2 1 REM 2,3 GND FG C15 BEA1 C8 R5 Q2 C13 R8 R11 R13 C10 C11 R10 - Brother International HL 820 | Service Manual - Page 112
Appendix 16. Low-voltage Power Supply PCB Circuit Diagram, HL-1050 (220 - 240V) SW1 F1 L N R10 Q2 C7 FG BEA1 R5 R18 Q1 C1 Z1 NTC1 L1 R1 + D11 D14 C5 D13 D12 C8 R2 - Brother International HL 820 | Service Manual - Page 113
Appendix 17. High-voltage Power Supply PCB Circuit Diagram P1 +24V 11 CN1 CHG 3 CN1 0V 10 CN1 DEVCH2 2 CN1 DEVCH1 1 CN1 DEV 4 CN1 VCLN 5 CN1 TRANSFF 8 CN1 TRANSFB 7 CN1 SR 9 CN1 PSENS 6 CN1 R1 R2 R127 VR121 R141 R142 R143 R144 R145 3 4 1 2 PC141 R133 C127 R122 R121 D121 R125 R124 - Brother International HL 820 | Service Manual - Page 114
If you want to know the drum unit life or the number of printed pages, you should print out the test print page (for HL-820/1020) or the print configuration page(s) (HL1040/1050). Print Test Print or Print Configuration 1) Turn on the power switch of the printer while pressing the control panel - Brother International HL 820 | Service Manual - Page 115
directly for some countries. (Refer to the note in the previous page.) However, the values printed at the right below of the drum life bar, which are available in all countries, indicate the number of the printed pages in a unit of 1 and in a unit of 1,000. Value in a unit of 1 The hexadecimal - Brother International HL 820 | Service Manual - Page 116
19. DIAMETER / CIRCUMFERENCE OF ROLLERS The diameter and circumference of each roller are listed below; No. Parts Name 1 Paper Feed Roller 2 Transfer Roller 3 OPC Drum 4 Heat Roller 5 Pressure Roller Diameter (Circumference) 11.97 mm (37.6 mm) 16.90 mm (53.1 mm) 29.97 mm (94.1 mm) 19.86 mm - Brother International HL 820 | Service Manual - Page 117
R LASER PRINTER PARTS REFERENCE LIST MODEL:HL-820/1020/1040/1050 Apr., '98 84U005BE0 - Brother International HL 820 | Service Manual - Page 118
Code or Tool No. can be accepted. < Example > REF.NO. (1) CODE (2) Q'TY (3) DESCRIPTION (4) SYMBOL REMARK Revision No.: marked on the printed circuit board. B48K056 - 201A Design change indication Specification No . Pattern alteration No. Circuit board No. 2. Design-changed parts : If the - Brother International HL 820 | Service Manual - Page 119
UNIT 5 2. SCANNER UNIT 5 3. MP SHEET FEEDER 6 4. FIXING UNIT 6 5. COVERS 7 6-1. MAIN PCB - Brother International HL 820 | Service Manual - Page 120
5-23 5-30 11-5 11-5-1 5-34 1-5 5-35 (100V only) 1-6 1-3 1-2 T/I NO. PR98096 / PR98100 / PR98176 / PR98235 / PR98271 / PR98292 5-16 5-14 5-15 5-16 5-15 5-16 5-15 11-6 11-7 MODEL HL-820/1020/1040/1050 84U821/831/832/861/862 - 1 - - Brother International HL 820 | Service Manual - Page 121
6-1. MAIN PCB 1-1 1 MODEL HL-820/1020 84U-821-101/104 6-2/3. MAIN PCB 1-1 1 MODEL HL-1040 84U-831-101/103, 84U-832-101 - 2 - - Brother International HL 820 | Service Manual - Page 122
6-4/5. MAIN PCB 1-1 1 MODEL HL-1050 84U-861-101/103/104, 84U-862-106 - 3 - - Brother International HL 820 | Service Manual - Page 123
POWER CORDS & PACKING DRAWING 10- 1A 1F 1B 1G 1C 1H 1D 1I 1E 1J 12-2 12-3 12-4 12-1 T/I NO. PR98176 12-2 MODEL HL-820/1020/1040/1050 84U-821/831/832/861/862-230/930 - 4 - - Brother International HL 820 | Service Manual - Page 124
3 TAPTITE, BIND B M4X12 3 UL8759001 1 TONER SENSOR PCB ASSY 3 UL8810001 1 TONER SENSOR PCB ASSY (LEGEND) 4 087310815 1 TAPTITE, CUP B M3X8 4 084311015 1 TAPTITE, SARA B M3X10 (LEGEND) 5 UH3064001 1 S SEAL SPONGE 4 SYMBOL (B48K226) B48K231 B512028 REMARK MODEL HL-820/1020/1040/1050 84U - Brother International HL 820 | Service Manual - Page 125
MP SHEET FEEDER REF.NO. CODE Q'TY DESCRIPTION 1 UL8749001 1 MP SHEET FEEDER ASSY (SP) 1 UL8832001 1 MP SHEET FEEDER ASSY (LEGEND) (SP) REMARK MODEL HL-820/1020/1040/1050 84U-821/831/832/861/862-040 T/I NO. PR98176 4. FIXING UNIT REF.NO. CODE Q'TY DESCRIPTION 1-11 UL8750001 1 FIXING UNIT - Brother International HL 820 | Service Manual - Page 126
1 EXTENSION SUPPORT WIRE 25 UL8746001 1 REAR COVER ASSY 26 085411215 2 TAPTITE, BIND B M4X12 27 UL6740001 1 LASER CAUTION LABEL 27 UL7931001 1 LASER CAUTION LABEL (LEGEND) 28 UL6741001 1 TONER WARNING LABEL 29 UL8575001 1 MODEL PLATE, HL-820 29 UL8639001 1 MODEL PLATE, HL-1020 29 - Brother International HL 820 | Service Manual - Page 127
. CODE Q'TY DESCRIPTION 1-1 UK4202001 1 MAIN PCB ASSY, HL-820 (SP) 1-1 UK4229001 1 MAIN PCB ASSY, HL-1020 (SP) 1 UK4245000 1 MROM HL1040 SYMBOL B48K312-350E B48K312-360E #3 REMARK MODEL HL-820/1020 84U-821-101/104 T/I NO. PR98172 / PR98182 6-2. MAIN PCB REF.NO. CODE Q'TY - Brother International HL 820 | Service Manual - Page 128
84U-861-101/104 84U-862-106 T/I NO. PR98109 / PR98176 / PR98177 / PR98183 / PR98186 6-5. MAIN PCB REF.NO. CODE Q'TY DESCRIPTION 1-1 UK4204001 1 MAIN PCB ASSY, HL-1050 (SP) 1 UK3998000 1 MROM1050H-EVEN 2 UK3999000 1 MROM1050H-ODD SYMBOL B512030-141C #11 #7 REMARK MODEL - Brother International HL 820 | Service Manual - Page 129
CODE Q'TY DESCRIPTION 1 UK4118001 1 LOW-VOLTAGE PS ASSY, 115V HL-820/1020/1040 (SP) 1 UK4120001 1 LOW-VOLTAGE PS ASSY, 115V HL-1050 (SP) 1 UK4119001 1 LOW-VOLTAGE PS ASSY, 230V HL-820/1020/1040 (SP) 1 UK4121001 1 LOW-VOLTAGE PS ASSY, 230V HL-1050 (SP) 2 UK3836001 1 AC INLET ASSY, 115V - Brother International HL 820 | Service Manual - Page 130
9. HIGH VOLTAGE POWER SUPPLY REF.NO. CODE Q'TY DESCRIPTION 1 UK4122001 1 HIGH-VOLTAGE PS ASSY (SP) REMARK MODEL HL-820/1020/1040/1050 84U-821/831/832/861/862-220 10. AC CORDS REF.NO. CODE Q'TY DESCRIPTION 1A UH1051001 1 AC CORD ASSY, UL/CSA - Brother International HL 820 | Service Manual - Page 131
UK4090001 1 PR DRIVER DISK ASSY1, 820 (WINDOWS) 1 UK4193001 1 PR DRIVER DISK ASSY1, 1020 (WINDOWS) 1 UK3875001 1 PR DRIVER DISK ASSY1, 1040 (WINDOWS) 1 UK4183001 1 PR DRIVER DISK ASSY 1, 1040LEG(WINDOWS) 1 UK3895001 1 PR DRIVER DISK ASSY1, 1050 (WINDOWS) 1 UK4179001 1 PR DRIVER DISK ASSY - Brother International HL 820 | Service Manual - Page 132
TY DESCRIPTION 1 UE2233001 1 CARTON, EUR HL-820 1 UE2236001 1 CARTON, CAN HL-1020 1 UE2239001 1 CARTON, USA HL-1040 1 UE2240001 1 CARTON, CAN HL-1040 1 UE2222001 1 CARTON, EUR HL-1040 1 UE2237001 1 CARTON, CAN HL-1040DX 1 UE2245001 1 CARTON, LEGEND HL-1040 1 UE2241001 1 CARTON, USA - Brother International HL 820 | Service Manual - Page 133
R Lower Tray Unit for HL-2400C Color Laser Printer PARTS REFERENCE LIST MODEL: LT-24CL Feb., 1999 54S003BE0 - Brother International HL 820 | Service Manual - Page 134
NOTE FOR USING THIS PARTS REFERENCE LIST 1. In the case of ordering parts, it needs mentioning the following items: (1) Code (2) Q'ty (3) Description Note : No orders without Parts Code can be accepted. < Example > REF.NO. (1) CODE (2) Q'TY (3) DESCRIPTION REMARK 2. Design-changed parts : If - Brother International HL 820 | Service Manual - Page 135
CONTENTS LOWER TRAY UNIT List...1 Drawing ...2 - Brother International HL 820 | Service Manual - Page 136
LOWER TRAY UNIT REF.NO. CODE Q'TY DESCRIPTION 1 UH1948001 1 PAPER SENSOR 2 UH1947001 1 PAPER SIZE SENSOR 3 UH1996001 1 OHP SENSOR 4 UH3494001 1 PAPER FEEDING CLUTCH 5 UH3485001 1 PAPER FEEDING ROLLER 6 UH3486001 1 SEPARATOR PAD 7 UH3493001 1 PAPER CASSETTE REMARK MODEL LT-24CL 54S- - Brother International HL 820 | Service Manual - Page 137
GENERAL DRAWING 5 3 1 6 2 7 - 2 - 4 MODEL LT-24CL 54S-X06 - Brother International HL 820 | Service Manual - Page 138
R Lower Tray Unit for HL-2400C Color Laser Printer SERVICE MANUAL MODEL: LT-24CL Feb., 1999 54S004BE0 - Brother International HL 820 | Service Manual - Page 139
© Copyright Brother 1999 All rights reserved. No part of this publication may be reproduced in any form or by any means without permission in writing from the publisher. Specifications are subject to change without notice. Trademarks: The brother logo is a registered trademark of Brother Industries, - Brother International HL 820 | Service Manual - Page 140
of the optional lower tray unit for color laser printer (here-in-after referred to as "the unit"). This information is vital to the service technician to maintain the high quality and performance of the printer and unit. This service manual covers the LT-24CL lower tray unit. Information in this - Brother International HL 820 | Service Manual - Page 141
INSTALLATION PROCEDURES 5 3.3.1 Install the lower tray unit to the printer 5 3.3.2 Connect the LT signal connector into the printer 8 3.3.3 Install the covers ...9 3.3.4 Relocate the printer / Test print 9 4. MAINTENANCE 10 4.1 DAILY MAINTENANCE 10 4.2 PERIODIC MAINTENANCE 10 5. DISASSEMBLY - Brother International HL 820 | Service Manual - Page 142
-120 V MODEL ONLY) The printer, HL-2400C is certified as a Class I laser product under the U.S. Department of Health and Human Services (DHHS) Radiation Performance Standard according to the Radiation Control for Health and Safety Act of 1968. This means that the printer does not produce hazardous - Brother International HL 820 | Service Manual - Page 143
V MODEL ONLY) The printer, HL-2400C is a Class 1 laser product as defined in IEC 825 specifications. The label shown below is attached in countries where required. CLASS 1LASER PRODUCT APPAREIL Å LASER DE CLASSE 1 LASER KLASSE 1 PRODUKT This printer has a Class 3B Laser Diode which emits invisible - Brother International HL 820 | Service Manual - Page 144
or equipment damage. 3) Perform only the procedures explained in this manual. Refrain from opening or touching any portions that are not related anyone operate this equipment without following the instructions. Keep the equipment in proper working condition. Unauthorized modification to the equipment - Brother International HL 820 | Service Manual - Page 145
printer. Be sure to turn the power supply switch OFF and pull the plug out from the power outlet before starting maintenance work on the printer accordance with the manual supplied with the printer. WARNING HOT SURFACE roller that ejects the printed paper is rotating while printing. Be careful not to - Brother International HL 820 | Service Manual - Page 146
organs if inhaled. Handle the toner cartridge, waste toner pack and developing unit carefully so as not to spill the toner. CAUTION POWER CORDS & PLUGS This printer is equipped with a 3-wire power cord fitted with a 3-pronged plug with an earth connection for the user's safety. Use these power cords - Brother International HL 820 | Service Manual - Page 147
OUVER TURE. EVITER L'EXPOSITION DIRECTE. PELIGRO- RADIACION LASER INVISIBLE AL ABRIR. EVITAR LA EXPOSICION DIRECTA AL HAZ. MAS MODEL HL-C1 SER. NO. U52492L7H111101 120V ~ 50/60Hz 8.0A BROTHER INDUSTRIES, LTD. MADE IN JAPAN BROTHER PRINTER HL SERIES COVERED BY ONE OR MORE FOLLOWING PATENTS: USP4 - Brother International HL 820 | Service Manual - Page 148
Function To feed paper automatically 2 Paper Guide (LTU) To guide paper from the media cassette to the printer. 3 Paper Feeding Clutch To transport paper from the media cassette. 4 Guide Pins 5 LT Signal Connector Guide pin to correctly locate the printer onto the lower tray unit. Connection - Brother International HL 820 | Service Manual - Page 149
SPECIFICATIONS 2. SPECIFICATIONS No. Item 1 Applicable Printer Specification Brother Color Laser Printer HL-2400C 2 Cassette Capacity Normal paper: 250 sheets Transparency: 50 sheets 3 Feedable Paper Sizes Letter, Legal, A4, Executive, B5, Transparency, Label 4 Dimensions (W x D x H) 500 - Brother International HL 820 | Service Manual - Page 150
printer. Any laser beam printer is likely to be influenced by the environment of the set-up location. If the printer is setup in an inappropriate location, the printer as ammonia. 5) Users should select a location with good ventilation and set the printer on a flat surface. 6) Users should check that - Brother International HL 820 | Service Manual - Page 151
package. 2) Take the side covers R/L out of the box. 3) Remove the upper packing carton. 4) Take the lower tray unit (with media cassette and set-up guides R/L already installed) out of the box. Side Cover L Side Cover R Upper packing Set-up - Brother International HL 820 | Service Manual - Page 152
tray unit on a solid, flat surface where the printer is to be installed ensuring that the conditions in sections 3.1.1 and 3.1.2 are complied with. 2) Check that the set-up guides R/L are fixed onto the lower tray unit. Set-up Guide (L) Set-up Guide (R) Fig. 4 3) Pull out the LT signal connector - Brother International HL 820 | Service Manual - Page 153
so that no impact occurs to the printer while moving it. Fig. 7 NOTE: • Slowly lower the printer along the set-up guides provided at both sides of the unit so that the locating holes in the printer align correctly with the guide pins. • After putting the printer onto the lower tray unit, ensure that - Brother International HL 820 | Service Manual - Page 154
6) Remove the set-up guides R/L from the unit. Set-up Guide (R) INSTALLATION Set-up Guide (L) Fig. 8 7) Insert the metal fixtures into both sides of the lower tray unit from above. 8) Tighten the screws to secure the fixtures. Metal Fixture Printer Screw Lower Tray Unit Fig. 9 NOTE: Check that - Brother International HL 820 | Service Manual - Page 155
INSTALLATION 3.3.2 Connect the LT signal connector into the printer 1) Remove the LT connector cover (U) from the printer. 2) Connect the LT signal connector into the connector of the printer. NOTE: Connect the LT signal connector into the printer connector correctly until it clicks as it locks into - Brother International HL 820 | Service Manual - Page 156
Install the side covers R/L onto both sides of the lower tray unit. INSTALLATION Cover (L) Cover (R) Fig. 11 3.3.4 Relocating the printer / Test print 1) If it is necessary to relocate the printer with the lower tray unit installed, hold it under the lower tray unit, it should only be moved by - Brother International HL 820 | Service Manual - Page 157
periodically. However, it is recommended for high performance of paper feeding that the following parts are replaced in accordance with the periodic replacement cycle of printer parts. Description Paper Feeding Roller Separation Pad Part No. UH3485001 UH3486001 Replacement Cycle Every 120K - Brother International HL 820 | Service Manual - Page 158
tray unit, follow the instructions in the sections below referring to Figure 13; DISASSEMBLY Back cover (LTU) Front cover (LTU) Side cover (L) Base cover LTU (L) Paper Feeding Roller Paper guide (L) OHP Sensor Paper Sensor Paper guide (UL) Separation Pad Paper guide (LTU) Paper Feeding - Brother International HL 820 | Service Manual - Page 159
(2 pcs.) to remove the front cover (LTU). 3) Remove the BT3x8 screw of the cassette guide (L) assembly. 4) Pull the cassette guide (L) toward you while pushing the front catch to release the guide from the plastic catches. 5) Remove the connector of the paper size sensor. 6) Remove the cassette - Brother International HL 820 | Service Manual - Page 160
2) Remove the screws (2 pcs.) to remove the paper guide (LTU). 3) Remove the ST3x6 screws (2 pcs.) to remove the paper guide (L). 4) Remove the ST3x6 screws (2 pcs.) to remove the paper guide (UL). 5) Disconnect the harness from the paper guide (UL). 6) Remove the paper feeding roller by pushing it - Brother International HL 820 | Service Manual - Page 161
2) Remove the paper remaining inside the printer. 3) Open the rear cover to check no paper remains. 4) Close the rear cover. 6.2 Inner Jam / Outer Jam Both inner jam and outer jam actually occur inside the printer. Refer to Section 3.2 & 3.3 in Chapter VIII of the HL-2400C service manual. - 14 - - Brother International HL 820 | Service Manual - Page 162
-3 11-8 5-24 5-23 5-30 11-5 11-5-1 1-5 1-6 1-2 T/I NO. PR98096 / PR98100 / PR98176 / PR98235 5-34 5-35 (100V only) 1-3 5-16 5-14 5-15 5-16 5-15 5-16 5-15 11-6 11-7 MODEL HL-84U821/831/832/861/862 - 1 - - Brother International HL 820 | Service Manual - Page 163
UK4090001 1 PR DRIVER DISK ASSY1, 820 (WINDOWS) 1 UK4193001 1 PR DRIVER DISK ASSY1, 1020 (WINDOWS) 1 UK3875001 1 PR DRIVER DISK ASSY1, 1040 (WINDOWS) 1 UK4183001 1 PR DRIVER DISK ASSY 1, 1040LEG(WINDOWS) 1 UK3895001 1 PR DRIVER DISK ASSY1, 1050 (WINDOWS) 1 UK4179001 1 PR DRIVER DISK ASSY - Brother International HL 820 | Service Manual - Page 164
1 EXTENSION SUPPORT WIRE 25 UL8746001 1 REAR COVER ASSY 26 085411215 2 TAPTITE, BIND B M4X12 27 UL6740001 1 LASER CAUTION LABEL 27 UL7931001 1 LASER CAUTION LABEL (LEGEND) 28 UL6741001 1 TONER WARNING LABEL 29 UL8575001 1 MODEL PLATE, HL-820 29 UL8639001 1 MODEL PLATE, HL-1020 29 - Brother International HL 820 | Service Manual - Page 165
TRAY 25 UL8516001 1 EXTENSION SUPPORT WIRE 26 UH3801001 1 SCANNER REAR COVER ASSY 27 UH3805001 1 REAR COVER ASSY 28 085411215 2 TAPTITE, BIND B M4X12 29 UL6740001 1 LASER CAUTION LABEL 29 UL7931001 1 LASER CAUTION LABEL, LEG 30 UL6741001 1 TONER WARNING LABEL 31 UH3838001 1 MYLAR - Brother International HL 820 | Service Manual - Page 166
1 HEAT ROLLER YS ASSY 7 087311415 1 TAPTITE, CUP B 3X14 8 UH3323001 4 EJECT PINCH ROLLER ASSY 9 UL6682001 4 PINCH SPRING PR99042 REMARK CHNG MODEL HL-1060 54U-S01-051 T/I NO. PR98040 / PR98292 / PR99042 7. MAIN PCB REF.NO. CODE Q'TY DESCRIPTION 1 UK3439001 1 MAIN PCB ASSY, PCL5 2M - Brother International HL 820 | Service Manual - Page 167
7 087311415 1 TAPTITE, CUP B 3X14 8 UH3323001 4 EJECT PINCH ROLLER ASSY 9 UL6682001 4 PINCH SPRING PR99042 REMARK CHNG T/I NO. PR98292 / PR99042 MODEL HL-1070 54U-S03-050/051 7. MAIN PCB REF.NO. CODE Q'TY DESCRIPTION 1 UK3950001 1 MAIN PCB ASSY 2 UH3542001 1 CONDUCTIVE TAPE SYMBOL - Brother International HL 820 | Service Manual - Page 168
FEEDER REF.NO. CODE Q'TY DESCRIPTION 1 UL8749001 1 MP SHEET FEEDER ASSY (SP) 1 UL8832001 1 MP SHEET FEEDER ASSY (LEGEND) (SP) PR99042 REMARK MODEL HL-820/1020/1040/1050 84U-821/831/832/861/862-040 T/I NO. PR98176 4. FIXING UNIT REF.NO. CODE Q'TY DESCRIPTION 1-11 UL8750001 1 FIXING UNIT - Brother International HL 820 | Service Manual - Page 169
UL8754001 1 H/R WASHER 9 UL6667001 1 THERMISTOR ASSY 10 UH3323001 4 EJECT PINCH ROLLER ASSY 11 UL6682001 4 PINCH SPRING PR99042 REMARK CHNG MODEL MFC-P2000/HL-P2000 84U-901/902-050/051/052 T/I NO. PR98271 / PR98292 / PR98303 8. MAIN PCB REF.NO. CODE Q'TY DESCRIPTION 1-1 UK4250001 1 MAIN - Brother International HL 820 | Service Manual - Page 170
TY DESCRIPTION 1 UE2233001 1 CARTON, EUR HL-820 1 UE2236001 1 CARTON, CAN HL-1020 1 UE2239001 1 CARTON, USA HL-1040 1 UE2240001 1 CARTON, CAN HL-1040 1 UE2222001 1 CARTON, EUR HL-1040 1 UE2237001 1 CARTON, CAN HL-1040DX 1 UE2245001 1 CARTON, LEGEND HL-1040 1 UE2241001 1 CARTON, USA - Brother International HL 820 | Service Manual - Page 171
1 EXTENSION SUPPORT WIRE 25 UL8746001 1 REAR COVER ASSY 26 085411215 2 TAPTITE, BIND B M4X12 27 UL6740001 1 LASER CAUTION LABEL 27 UL7931001 1 LASER CAUTION LABEL (LEGEND) 28 UL6741001 1 TONER WARNING LABEL 29 UL8575001 1 MODEL PLATE, HL-820 29 UL8639001 1 MODEL PLATE, HL-1020 29 - Brother International HL 820 | Service Manual - Page 172
SUPPORT WIRE 26 UH3801001 1 SCANNER REAR COVER ASSY 27 UH3805001 1 REAR COVER ASSY 28 085411215 2 TAPTITE, BIND B M4X12 29 UL6740001 1 LASER CAUTION LABEL 29 UL7931001 1 LASER CAUTION LABEL, LEG 30 UL6741001 1 TONER MODEL MFC-P2000/HL-P2000 84U-901/902-060 T/I NO. PR98303 / PR99041 / PR99057 - Brother International HL 820 | Service Manual - Page 173
Laser Printer HL-800/1000 Series Quick Setup Guide Read this guidebook first to set up your printer and prepare your computer for the printer. Save all packing materials and outer carton. They are useful when shipping the printer. Keep this manual in a convenient place for quick and easy reference - Brother International HL 820 | Service Manual - Page 174
In USA Printer Customer Support - Brother International Corporation 15 Musick, Irvine, CA 92718 In CANADA Brother International Corporation (Canada), Ltd. - Marketing Dept. 1, rue Hôtel de Ville Dollard-des-Ormeaux, PQ, Canada H9B 3H6 BBS: For downloading drivers from our Bulletin Board Service - Brother International HL 820 | Service Manual - Page 175
/98 for the Printer from floppy disks Action 7-3: Prepare Windows 3.1 for the Printer Action 7-4: Prepare DOS for the Printer (Only HL-1040/1050) Action 7-5: Prepare Macintosh for the Printer (Only HL-1040/1050) LAMPS AND SWITCH REPLACING THE TONER CARTRIDGE REPLACING THE DRUM UNIT ALARM INDICATIONS - Brother International HL 820 | Service Manual - Page 176
sure that the following items are not damaged and none are missing: • Printer • Paper support • Drum unit assembly (with Toner cartridge • AC Cord included) 3.5" floppy disks for Windows® printer driver and fonts Quick setup guide (this guidebook) Plastic Bag CD-ROM NOTE The 3.5" floppy disks for - Brother International HL 820 | Service Manual - Page 177
MB of space available on your hard disk for the printer driver and all fonts Microsoft Windows 95/98, 3.1/3.11 or Windows NT 4.0 ! Caution The HL-820/1020 printer has been designed specifically for Windows 95/98, 3.1/3.11 and Windows NT4.0. It cannot work in a DOS environment such as MS-DOS. -3- - Brother International HL 820 | Service Manual - Page 178
4) 2 Open the top cover of the printer by holding both sides of it. 3 Holding the drum by its handles, install it into the printer. 4 Close the top cover. See "CHAPTER 5 MAINTENANCE" in the On-line User's Guide for more information about replacement of the toner cartridge. - 4 - - Brother International HL 820 | Service Manual - Page 179
Action 4: Load Paper into Your Printer Before loading paper, make sure that the paper meets the specification described in the Online User's Guide Chapter 2. Using unsuitable paper might reduce the print quality. 1 Install the paper support onto the multi- purpose sheet feeder. 2 Open the - Brother International HL 820 | Service Manual - Page 180
guide to the paper width may cause paper skew and jam. 5 Close the multi-purpose sheet feeder cover. 6 Open the output tray. ( ) Extend the extension support wire. ( ) The printer Letter 70-216 x 127-356 mm See "CHAPTER 2 PAPER HANDLING" in the On-line User's Guide for more information. - 6 - - Brother International HL 820 | Service Manual - Page 181
of the computer. NOTE The HL-1040/1050 printer can also operate with an RS-232C/RS-422A serial interface by installing the optional serial interface board. In some countries it might be pre-installed. For more information, see "CHAPTER 4 OPTIONS" in the On-line User's Guide. For the location of - Brother International HL 820 | Service Manual - Page 182
. NOTE We recommend that you use the USB interface with this printer on Microsoft Windows 98. Although Microsoft Windows 95 OSR2.1 supports the USB interface, some PCs do not work correctly with the USB interface. Only one Brother printer can be used in the same chain of the USB connection - Brother International HL 820 | Service Manual - Page 183
disk: Refer to the Software Quick Setup Guide. Set the printer port to USB After installing the USB driver and printer driver, the printer port has to be set to 'USB port'. 1. Click the Start button and select Printers in Settings. 2. Select the HL-1050 icon in printers so that the HL-1050 icon is - Brother International HL 820 | Service Manual - Page 184
Troubleshooting If the printer does not print from the USB port, try reinstalling the USB driver as follows; 1. Double-click the file 'DeinsUSB.exe' in the USB directory of the CD-ROM. 2. Turn the printer off and on again. 3. "Add New Hardware Wizard" is launched again, follow the instructions in - Brother International HL 820 | Service Manual - Page 185
cord varies according to the country of destination. 2 Turn on the power switch that is located on the left side of your printer. 3 Drum Alarm PaRpeeardy ToDnaetra 4 Starter Sheet Make sure that the READY lamp is lit after the printer has warmed up (approximately 30 seconds). Make sure that the - Brother International HL 820 | Service Manual - Page 186
for support. This Setup guide, the User's Guide and an instructional video are available on the CD-ROM. You can view the On-Line guides with the Adobe Acrobat reader software included on the CD-ROM. After printing the test sample page, you are ready to prepare your computer to work with the printer - Brother International HL 820 | Service Manual - Page 187
( Only for HL-820/1020/1040 ) To print the document at 600 dpi from the Windows DOS box you need to install this utility. Other useful utilities Several other useful utility software programs are available on the CD-ROM. Documentation This Setup guide, the User's Guide and an instructional video are - Brother International HL 820 | Service Manual - Page 188
printer driver and TrueType™-compatible fonts from the supplied disk into Windows 95/98. 1. Insert the supplied floppy disk labeled "disk1" into your floppy disk drive. 2. Click the Start button and select Settings. 3. Select Printers and double click the Add Printer icon. 4. Follow the instructions - Brother International HL 820 | Service Manual - Page 189
Follow the instructions on the computer screen. (Be sure to restart Windows when the driver. However, re-installing the previous driver will make the HL800/1000 series driver inactive. The installer makes the installed printer driver the Windows default. The installer automatically sets the printer - Brother International HL 820 | Service Manual - Page 190
DOS Application Software (without using the Windows system) Before working with application software that runs in DOS, if you do not already have a suitable driver installed, you will need to install a printer driver that matches one of the following supported emulations: HL-1040 : HP LaserJet IIP - Brother International HL 820 | Service Manual - Page 191
) and runs in the background. Installing the Remote Printer Console Before you install the program, make sure that you have the following hardware and software: DOS Monitor Option Version 3.3 or later EGA/VGA or compatible Mouse; the mouse driver must be installed. (You can also operate the - Brother International HL 820 | Service Manual - Page 192
below to switch the screen to the sub menus. Menu Direct Access Printer Setup Console Config Guide Help Press the keys Functions Alt + D You can directly control printer functions such as Print Form, Self Print, Reset Printer, Sleep Control. Alt + P You can enter the setting mode to change - Brother International HL 820 | Service Manual - Page 193
do not support bi-directional communication between the printer and computer, the program works only in the PC to printer direction and cannot receive printer status information. The program does not work with printers on a network. If the RPC conflicts with some application software, exit your - Brother International HL 820 | Service Manual - Page 194
to the User's Guide for this printer. A supplied high density floppy disk contains the printer driver and TrueTypeTM-compatible fonts necessary for this printer to work with Macintosh computers. Be sure to follow the steps below to install the printer driver by using the installer software: 1. Start - Brother International HL 820 | Service Manual - Page 195
the printer memory. If the Data lamp is on for a long period of time and nothing has printed, you need to press the switch to print the remaining data. This lamp also works as the Toner lamp with the Alarm lamp. They blink simultaneously to indicate a toner error. See "REPLACING THE TONER CARTRIDGE - Brother International HL 820 | Service Manual - Page 196
the error by blinking the Alarm lamp with another lamp or by printing an error report. Note The Ready, Data and Drum lamps are used to indicate printer errors with the Alarm lamp. See "ALARM INDICATIONS AT A GLANCE" in this manual and take corrective action for the error. Switch This switch will be - Brother International HL 820 | Service Manual - Page 197
setting and permanent fonts and macros are cleared. The printer returns to the ready status after printing.(HL- 1040/1050 only) Data Hex Dump The printer can print data as hexadecimal values, so that Print you can check data errors and problems. To exit from this mode, you have to turn - Brother International HL 820 | Service Manual - Page 198
Once this indication appears, your printer cannot resume printing until you have installed a new toner cartridge. Keep the drum unit level after removing the toner cartridge, to avoid possible toner spill or scatter. Follow these steps to replace the toner cartridge: 1 Open the top cover towards - Brother International HL 820 | Service Manual - Page 199
it into the printer. If toner cartridges are left unpacked for a long period of time, the toner life is shortened. You can only use a Brother genuine toner cartridge (TN-300 series) which is specially formulated to ensure top print quality. Using another brand of toner cartridge could void your - Brother International HL 820 | Service Manual - Page 200
5 Install the new toner cartridge into the right hand side of the drum unit. Make sure that the toner cartridge guide bar is exactly aligned with the guide slot in the drum unit and pushed fully home into the drum unit to ensure that the toner cartridge and the drum unit fit together - Brother International HL 820 | Service Manual - Page 201
. Because we have no control over the many factors that determine the actual drum life, we cannot guarantee a minimum number of pages that will be printed by your drum. For best performance, use only genuine Brother toner, and the product should only be used in a clean, dust-free environment with - Brother International HL 820 | Service Manual - Page 202
unit immediately before installing it into the printer. If an unpacked drum unit is subjected to excessive direct sunlight or room light, the unit may be damaged. Handle the toner cartridge and the drum unit carefully as it contains toner. If toner scatters and your hands or clothes get dirty, wipe - Brother International HL 820 | Service Manual - Page 203
4 Install the toner cartridge into the new drum unit. Install the new drum unit into the printer. 5 Close the top cover. The printer automatically ejects the starter sheet. Ejecting this sheet resets the drum life alarm. -29 - - Brother International HL 820 | Service Manual - Page 204
(every 5 seconds) Indicates that the printer has approximately 100 pages of printing left before the toner cartridge is empty. Prepare a new toner cartridge. Toner Alarm Toner Empty Replace the toner cartridge with a new one referring to the On-line user's guide Chapter 5. (Fast blinking) - 30 - Brother International HL 820 | Service Manual - Page 205
the data remaining in the printer. If you use the supplied Windows driver, try again after turning on Error Recovery in the PRINT menu of your application software, (Refer to Help section in Windows printer driver for the details.) (For HL-1050 only) Expand the printer memory with an optional - Brother International HL 820 | Service Manual - Page 206
board are firmly installed. NOTE If you have any problems other than described in this section, see "CHAPTER 6 TROUBLESHOOTING, Q & A" of the On-line User's Guide. If you are still unable to clear the problem after reviewing the information in the User's Guide, consult your dealer. - 32 - - Brother International HL 820 | Service Manual - Page 207
Output 32 bit or 36 bit Note The HL-1050 can also support DIB graphics with a resolution of 1200 x 600 dpi under Windows 95/98/Windows 3.1 with the supplied printer driver. We recommend to expand the printer memory to avoid any memory full errors. The printer has only one slot for a SIMM upgrade - Brother International HL 820 | Service Manual - Page 208
the guide rails. 5. Secure the main controller board with the four screws. 6. Reconnect the interface cable (printer cable) from your computer. Plug the power cord into the AC outlet and turn on the power switch. 7. To check that the SIMM is installed correctly, you may perform a Test Print "Print - Brother International HL 820 | Service Manual - Page 209
-Up First Print Print Media Electrophotography by semiconductor laser beam scanning Wavelength: 780 nm / Output: 5 mW max. HL-820 600 dots/inch (under Brother Printing Solution for /1020 Windows) HL-1040 600 dots/inch (under Brother Printing Solution for Windows / under Brother Software PCL5e - Brother International HL 820 | Service Manual - Page 210
Fonts on disks Emulation Printer Driver Interface Memory Diagnostics TrueType-compatible soft-fonts for Windows on the supplied disk HL-820/1020:Brother Printing Solution for Windows HL-1040: Brother Printing Solution for Windows / Automatic emulation selection among HP LaserJet IIP (PCL level - Brother International HL 820 | Service Manual - Page 211
Name :Brother Laser Printer HL-820, HL-1020, HL-1040, HL-1040DX, HL-1050, HL-1050DX Model Numbers :HL-8L, HL-8h Product and used in accordance with the instructions, may cause harmful interference to by turning the equipment off and on, the user is encouraged to try to correct the interference - Brother International HL 820 | Service Manual - Page 212
Conformity (For Europe) We, Brother International Europe Ltd., Brother House 1 Tame Street, Guide Bridge, Audenshaw, Manchester M34 by: Brother International Europe Ltd. European Technical Services Division IEC 825 Specification (For 220-240 V Model Only) This printer is a Class 1 laser product - Brother International HL 820 | Service Manual - Page 213
is recommended that you save and use the original packaging. The Printer should also be adequately insured with the carrier. Warning When shipping the Printer, the DRUM UNIT assembly including the TONER CARTRIDGE must be removed from the Printer and placed in the plastic bag. Failure to remove and - Brother International HL 820 | Service Manual - Page 214
- Brother International HL 820 | Service Manual - Page 215
Please read this manual thoroughly before using the printer. HL-800/1000 Series User's Guide Keep this manual in a convenient place for quick and easy reference at all times. - Brother International HL 820 | Service Manual - Page 216
Paper into the Feeder 2-6 Two Side Printing (Manual Duplexing 2-8 MANUAL FEED SLOT...2-9 OUTPUT TRAY AND PAPER SUPPORT WIRE 2-11 CHAPTER 3 CONTROL PANEL 3-1 LAMPS AND SWITCH ...3-1 Ready (Paper) Lamp ...3-1 Data (Toner) Lamp ...3-2 Drum Lamp...3- 2 Alarm Lamp...3- 2 Switch ...3-3 Other Control - Brother International HL 820 | Service Manual - Page 217
THE TONER CARTRIDGE 5-1 REPLACING THE DRUM UNIT 5-7 CLEANING THE PRINTER 5-11 Cleaning the Printer Exterior 5-11 Cleaning the Printer Interior and Drum Unit 5-12 RE-PACKING THE PRINTER 5-15 CHAPTER 6 TROUBLESHOOTING 6-1 ALARM INDICATIONS AT A GLANCE 6-1 Operator Calls...6-1 Service Calls - Brother International HL 820 | Service Manual - Page 218
The following conventions are used in this User's Guide: Warning Indicates warnings that must be observed to prevent possible personal injury. ! Caution Indicates cautions that must be observed to use the printer properly or prevent damage to the printer. Note Indicates notes and useful tips to - Brother International HL 820 | Service Manual - Page 219
is recommended that you save and use the original packaging. The Printer should also be adequately insured with the carrier. Warning When shipping the Printer, the DRUM UNIT assembly including the TONER CARTRIDGE must be removed from the Printer and placed in the plastic bag. Failure to remove and - Brother International HL 820 | Service Manual - Page 220
In CANADA Printer Customer Support Brother International Corporation 15 Musick Irvine, CA 92718 Brother International Corporation (Canada), Ltd. - Marketing Dept. 1, rue Hôtel de Ville Dollard-des-Ormeaux, PQ, Canada H9B 3H6 BBS For downloading drivers from our Bulletin Board Service, call: In - Brother International HL 820 | Service Manual - Page 221
to ensure proper connection with your computer. It also contains information for installing the printer driver, fonts and Remote Printer Console Program. (HL-1040/1050 only) 2. Read this On-line User's Guide to get information about the following. • Features and operating environment requirements of - Brother International HL 820 | Service Manual - Page 222
YOUR PRINTER Printer Overview Paper Support Multi-Purpose Sheet Feeder Top Cover Extension Support Wire Output Tray Fig. 1-1 Front View Paper Guide Manual Feed Slot Control Panel RS-422A/RS-232C Serial Interface Port (HL-1040/1050 only) ON 12 345678 Parallel Interface Port USB Port (HL - Brother International HL 820 | Service Manual - Page 223
-820/1020 printer has been designed specifically for Windows 95/98, 3.1/3.11 and Windows NT 4.0. It cannot work in a DOS environment such as MS-DOS. Features This printer has the following features: High Resolution and Fast Printing Speed HL-820 : True 600 dots per inch (dpi) with microfine toner - Brother International HL 820 | Service Manual - Page 224
. You can easily install them into your Windows system using our installer program. The driver supports our unique compression mode to enhance printing speed in Windows applications and allows you to choose various printer settings including toner saving mode, custom paper size, sleep mode, gray - Brother International HL 820 | Service Manual - Page 225
its own data compression technology in the printer hardware and the supplied printer driver software, which can automatically compress graphic data and font data efficiently into the printer's memory. You can avoid memory errors and print most full page 600 dpi graphic and text data, including - Brother International HL 820 | Service Manual - Page 226
the Windows printer driver supplied with your printer. Sleep Mode (Power Save Mode) When the printer is not used for a certain amount of time, sleep mode automatically reduces power consumption. The printer consumes less than 13 W when in sleep mode. Low Running Cost Since the toner cartridge is - Brother International HL 820 | Service Manual - Page 227
the ventilation hole of the printer is blocked. Do not place the printer where it is exposed to direct sunlight. Use a blind or a heavy curtain to protect the printer from direct sunlight when the printer is unavoidably set up near a window. Do not place the printer near devices that contain magnets - Brother International HL 820 | Service Manual - Page 228
to strong physical shocks or vibrations. Do not expose the printer to open flames or salty or corrosive gasses. Do not place objects on top of the printer. Do not place the printer near an air conditioner. Keep the printer horizontal when carrying. Do not cover the slots in the top cover. 1-8 - Brother International HL 820 | Service Manual - Page 229
CHAPTER 2 PAPER HANDLING CHAPTER 2 PAPER HANDLING PAPER SPECIFICATIONS The printer can handle paper that has the following specifications. Paper Type (in USA) / Xerox 80 Premier Paper (in Europe) or equivalent Label: Avery laser label or equivalent Transparency: 3M CG3300 or equivalent 2-1 - Brother International HL 820 | Service Manual - Page 230
feeder, use the manual feed slot and try again. Use neutral paper. Do not use acid paper to avoid any damage to the printer drum unit. You can use recycled paper in this printer. Make sure to select the appropriate media type in the printer driver for optimum printing. The print quality might be - Brother International HL 820 | Service Manual - Page 231
straighten the paper as much as possible. Feeding curled paper can cause paper jams and misfeeds. Fig. 2-1 Fan the Paper and Straighten the Paper The printer can handle 9" width paper. However, you may get stains on the paper outside 8.5" width or on the back of the paper. If different types of - Brother International HL 820 | Service Manual - Page 232
USER'S GUIDE Envelopes The following types of envelopes are not recommended for use. Damaged of baggy construction Envelopes not sharply creased Embossed envelopes Envelopes already printed by a laser printer Envelopes pre-printed on the inside Envelopes that cannot be arranged uniformly when placed - Brother International HL 820 | Service Manual - Page 233
. If your application software does not support your custom paper size, select the next paper size up that is closest but larger than the custom size. Then adjust the print area by changing the right and left margins in your application software. 2. Make sure that the multi-purpose sheet feeder - Brother International HL 820 | Service Manual - Page 234
USER'S GUIDE Loading Paper into the Feeder To load paper into the feeder, follow these steps. 1. Open the multi-purpose sheet feeder by gently pulling the lid forward towards you. ( ) 2. Load paper into the multi-purpose sheet feeder with the printing surface face down. ( ) ! Caution The feeder can - Brother International HL 820 | Service Manual - Page 235
2-5 Moving the Paper Guide and Closing the Feeder Note If the multi-purpose sheet feeder runs out of paper when you try to print, the Alarm and Paper and push the panel switch to cancel the alarm and continue printing. If paper jams in the printer, the Alarm and Paper lamps also blink. If the error - Brother International HL 820 | Service Manual - Page 236
USER'S GUIDE Two Side Printing (Manual Duplexing) The supplied printer driver for Windows 95/98 or Windows 3.1 enables manual duplex printing. For more information about settings, see the help text in the printer driver. The printer prints all the even numbered pages on one side of the paper first, - Brother International HL 820 | Service Manual - Page 237
Moving the Paper Guide When you load more than one sheet of paper manually: Open the Setup dialog box of the supplied Windows printer driver and choose Manual Feed in the Paper Source section. Follow the above instructions to load the first page. The printer automatically starts printing. After the - Brother International HL 820 | Service Manual - Page 238
USER'S GUIDE Note Insert paper firmly into the manual feed slot. Be sure to load sheet by sheet when using the manual feed slot. 2-10 - Brother International HL 820 | Service Manual - Page 239
CHAPTER 2 PAPER HANDLING OUTPUT TRAY AND PAPER SUPPORT WIRE The printer ejects paper with printed surfaces face down into the output tray at the front of the printer. When the output tray is closed, the ejected paper comes out sheet by sheet through the slit at the front. When you open the tray, - Brother International HL 820 | Service Manual - Page 240
is warming up. (Blinking at 1 second intervals) Blinking On The printer is cooling down and stops printing until the printers internal temperature lowers. (Blinking at 2 seconds intervals) The printer is ready to print. This lamp also works as the Paper lamp with the Alarm lamp. They blink - Brother International HL 820 | Service Manual - Page 241
the printer memory. If the Data lamp is on for a long period of time and nothing has printed, you need to press the switch to print the remaining data. This lamp also works as the Toner lamp with the Alarm lamp. They blink simultaneously to indicate a toner error. See "REPLACING THE TONER CARTRIDGE - Brother International HL 820 | Service Manual - Page 242
Cancel printing If you press the switch during printing, the printer immediately stops printing and ejects the paper. Wake-up If the printer is that the printer is warming up. You can change the time out for the sleep mode with the supplied printer driver (all models) or Remote Printer Console - Brother International HL 820 | Service Manual - Page 243
USER'S GUIDE Lamp Lit Drum Alarm Ready Data Test Print Mode The printer has the following test print mode. Follow these steps: 1. Make sure that the top cover is closed. 2. Hold down the switch and turn on the power switch. Keep the switch depressed until the Drum lamp comes on. The Drum lamp - Brother International HL 820 | Service Manual - Page 244
OPTIONS SERIAL INTERFACE BOARD RS-100M (For HL-1040/1050 Only) To connect the printer to a DOS computer with a serial interface print at 300 dpi. The serial interface board is installed onto the main controller board inside the printer. For the details about installation, see the instruction guide - Brother International HL 820 | Service Manual - Page 245
USER'S GUIDE If necessary, select the interface type as follows: 1. Make sure that the printer is in the off-line state. 2. several different places, within your DOS application, within the Windows Printer Icon (for Windows application software only), or within your AUTOEXEC.BAT file using MODE - Brother International HL 820 | Service Manual - Page 246
4 OPTIONS If necessary, set the serial interface parameters as follow: 1. Make sure that the printer is in the off-line state. 2. Set the serial interface parameters by moving up (on) Selector 1 Off On Off On Selector 2 Off Off On On For RS-422A 57600 9600 1200 19200 For RS-232C 9600 4800 - Brother International HL 820 | Service Manual - Page 247
USER'S GUIDE Table 3: Parity Settings Selector 5 On On Off Selector 6 On Off - Parity Odd Even None Note The factory settings are indicated in bold. If the robust Xon setting is turned on with selector 8, the printer sends Xon signals at one second intervals to the connected computer until it - Brother International HL 820 | Service Manual - Page 248
4 OPTIONS You can connect a parallel and a serial interface cable at the same time. The auto interface selection function allows you to share the printer with two computers. To do this, connect the parallel interface cable and then connect the serial interface cable as follows: 1. Make sure that the - Brother International HL 820 | Service Manual - Page 249
USER'S GUIDE ADDITIONAL MEMORY (HL-1050 Only) The HL-820/1020/1040 printers have 2 Mbyte of standard memory and additional memory cannot be fitted. The HL-1050 printer has 4 Mbyte of standard memory and a slot for optional additional memory. The memory can be expanded up to 36 Mbytes total by - Brother International HL 820 | Service Manual - Page 250
CHAPTER 4 OPTIONS Note The HL-1050 can also support DIB graphics with a resolution of 1200 x 600 dpi under Windows 95/98/3.1 with the supplied printer driver. We recommend to expand the printer memory to avoid any memory full error. Note The printer has only one slot for a SIMM upgrade. If you want - Brother International HL 820 | Service Manual - Page 251
USER'S GUIDE 2. Unscrew the screws securing the rear plate of the main controller board to the printer and pull out the main controller or frequently touch the surface of the antistatic package or bare metal on the printer. 4. Install the SIMM into the slot and push it gently towares the vertical until - Brother International HL 820 | Service Manual - Page 252
the guide rails. 6. Secure the main controller board with the four screws. 7. Reconnect the interface cable (printer cable) from your computer. Plug the power cord into the AC outlet and turn on the power switch. 8. To check that the SIMM is installed correctly, you may perform a Test Print "Print - Brother International HL 820 | Service Manual - Page 253
It is recommended that you clean the printer when you replace the toner cartridge. See "CLEANING THE PRINTER" in this chapter. Drum Alarm PaRpeeardy ToDnaetra Fig. 5-1 Toner Low and Empty Indication ! Caution You may print approximately 100 pages after the first toner low indication. Both Alarm and - Brother International HL 820 | Service Manual - Page 254
USER'S GUIDE ! Caution Keep the drum unit level after removing the toner cartridge, to avoid possible toner spill or scatter. Follow these steps to replace the toner cartridge: 1. Open the top cover towards you. Remove the drum unit by holding each side of the drum and gently lifting the drum - Brother International HL 820 | Service Manual - Page 255
never touch the shaded parts shown in the following illustration. High Temperature Fig. 5-3 Inside the Printer 2. Gently turn the lever on the toner cartridge forward until it stops. Note The toner cartridge cannot be removed unless the shutter is completely closed by turning the lever fully to the - Brother International HL 820 | Service Manual - Page 256
period of time, the toner life is shortened. You can only use a Brother genuine toner cartridge (TN-300 series) which is specially formulated to ensure top print quality. Using another brand of toner cartridge could void your printer's warranty. Fig. 5-6 Shaking the Toner Cartridge and Remove the - Brother International HL 820 | Service Manual - Page 257
. Make sure that the toner cartridge guide bar is exactly aligned with the guide slot in the drum unit and pushed fully home into the drum unit to ensure that the toner cartridge and the drum unit fit together correctly. Fig. 5-7 Installing the Toner Cartridge into the Drum Unit 6. Gently turn the - Brother International HL 820 | Service Manual - Page 258
USER'S GUIDE 8. Clean the primary corona wire inside the drum unit by gently sliding the blue tab to the right and left several times. Home Position ( ) Fig. 5-9 Cleaning the Primary Corona Wire 9. Re-install the drum unit into the printer and close the top cover. Fig. 5-10 Close the top cover 5-6 - Brother International HL 820 | Service Manual - Page 259
. Because we have no control over the many factors that determine the actual drum life, we cannot guarantee a minimum number of pages that will be printed by your drum. For best performance, use only genuine Brother toner, and the product should only be used in a clean, dust-free environment with - Brother International HL 820 | Service Manual - Page 260
following illustration. High Temperature Fig. 5-13 Inside the Printer 2. Remove the toner cartridge from the drum unit and keep it in a safe place. For more information, see "REPLACING THE TONER CARTRIDGE" in this chapter. Note Discard the used drum unit according to local regulations. If you are - Brother International HL 820 | Service Manual - Page 261
unit immediately before installing it into the printer. If an unpacked drum unit is subjected to excessive direct sunlight or room light, the unit may be damaged. Handle the toner cartridge and the drum unit carefully as it contains toner. If toner scatters and your hands or clothes get dirty, wipe - Brother International HL 820 | Service Manual - Page 262
USER'S GUIDE 4. Install the toner cartridge into the new drum unit. For more information, see "REPLACING THE TONER CARTRIDGE" in this chapter. 5. Install the new drum unit into the printer. Fig. 5-17 Installing the Drum Unit 6. Close the top cover. 7. The printer automatically ejects the starter - Brother International HL 820 | Service Manual - Page 263
CHAPTER 5 MAINTENANCE Clean the printer exterior and interior periodically. If printed pages get stained with toner, clean the printer interior and drum unit. Cleaning the Printer Exterior Clean the printer exterior as follows: 1. Turn off the power switch and unplug the power cord. Warning - Brother International HL 820 | Service Manual - Page 264
USER'S GUIDE Cleaning the Printer Interior and Drum Unit Clean the printer interior and the drum unit as follows: 1. Turn off the power switch and unplug the power cord. Warning There are high voltage electrodes inside the printer. Before cleaning the printer, make sure to turn off the power switch - Brother International HL 820 | Service Manual - Page 265
USER'S GUIDE 4. Gently wipe the scanner window with a soft dry cloth. Scanner Window Fig. 5-22 Cleaning the Scanner Window ! Caution Do not touch the scanner window with your fingers. Do not wipe the scanner window with cleaning alcohol (isopropyl). 5. Turn the drum unit upside down carefully. ! - Brother International HL 820 | Service Manual - Page 266
the home position ( mark position) before reinstalling the drum unit. ! Caution Be sure to position the tab at the home position, or printed pages may have vertical stripes. 8. Install the drum unit into the printer. See the section "REPLACING THE DRUM UNIT" in Chapter 5. 9. Close the top cover. 10 - Brother International HL 820 | Service Manual - Page 267
switch and unplug the printer from the AC outlet. Remove the AC cord and the extention wire of the paper tray from the printer. 2. Open the top cover. 3. Remove the drum unit assembly, referring to the previous section. Note Remove the drum unit assembly with the toner cartridge included. Fig. 5-24 - Brother International HL 820 | Service Manual - Page 268
material. 7. Place any documents (manual and any documentation describing the reason for repacking the printer) and the drum unit assembly in the carton box as shown below. 8. Close the carton box and tape it. Manuals Drum Unit Including Toner Cartridge Printer Carton Fig. 5-26 Repacking the - Brother International HL 820 | Service Manual - Page 269
and press the panel switch. Reinstall the paper and press the panel switch. Indicates that the printer has approximately 100 pages of printing left before the toner cartridge is empty. Prepare a new toner cartridge. Toner Empty Replace the toner cartridge with a new one referring to Chapter 5. 6-1 - Brother International HL 820 | Service Manual - Page 270
USER'S GUIDE For errors shown below, the printer indicates an operator call by blinking the Alarm lamp. If you use the printer with the supplied Windows driver, the status monitor will appear to indicate the error on your computer screen. The HL-1040/1050 printer also prints some error messages on - Brother International HL 820 | Service Manual - Page 271
CHAPTER 6 TROUBLESHOOTING Error Action Serial Interface Overrun Press the panel switch to resume printing. Error The interface hardware may be damaged. Consult your (For HL-1040/1050 Only) dealer. Serial Interface Input Press the panel switch to resume printing. Buffer Overflow Check the - Brother International HL 820 | Service Manual - Page 272
USER'S GUIDE Service Calls If an unrecoverable error occurs, the printer indicates the need for a service call by lighting all the lamps and then the following combination of lamps alternately: Service Call Drum Alarm Ready Data Fuser malfunction Laser BD malfunction Scanner malfunction ROM - Brother International HL 820 | Service Manual - Page 273
Sheet Feeder Drum Unit Fig. 6-1 Locating Paper Jam Position After locating the position, clear the jammed paper referring to the following descriptions. If the jammed paper is removed completely and the top cover is closed, the printer may resume printing automatically. If the printer does not - Brother International HL 820 | Service Manual - Page 274
USER'S GUIDE ! Caution Do not pull jammed paper from the output tray. Be sure to open the top cover to remove the jam, or the fuser may get dirty with toner powder and may result in toner scatter on the next printed of paper does not remain inside the printer referring to the next section. Fig. - Brother International HL 820 | Service Manual - Page 275
CHAPTER 6 TROUBLESHOOTING Paper Jam near the Drum Unit or at the Paper Output Tray If a paper jam has occurred near the drum unit, open the top cover and remove the drum unit. Then, pull the jammed paper upwards and out of the printer. Install the drum unit and close the top cover. Fig. 6-5 Paper - Brother International HL 820 | Service Manual - Page 276
Open the top cover of the printer to lower the temperature. Setting Up the Printer for Windows Question I cannot print from my application software. Recommendation Make sure the supplied Windows printer driver is installed and selected with your application software. (For HL-1040/1050) If you use - Brother International HL 820 | Service Manual - Page 277
TrueType Fonts If you are using the supplied Windows driver, turn error recovery on in the Setup dialog box and try again. Reduce the print resolution or reduce the complexity of your document and try again. (For HL-1050) Expand the printer memory by installing a commercially available SIMM and set - Brother International HL 820 | Service Manual - Page 278
USER'S GUIDE Setting Up the Printer for DOS (For HL-1040/1050 Only) Question I cannot print from my application software. The printer prints, but it prints incorrect information. Sometimes it prints a couple of characters and then ejects the page, etc. The printer does not print when I press the - Brother International HL 820 | Service Manual - Page 279
6 TROUBLESHOOTING Setting Up the Printer for Apple Macintosh Computers When the Optional RS-100M Serial Interface Is Installed into Your Printer (For HL-1040/1050 Only) Question I cannot print from my application software. Recommendation Make sure that the supplied Macintosh printer driver is - Brother International HL 820 | Service Manual - Page 280
following ways. If you are using Windows 95/98 or Windows 3.1 with the supplied printer driver, see the "Setting up the Printer for Windows" section. Try to reduce the complexity of your document or reduce the print resolution. This is a problem usually relating to serial interface settings. Your - Brother International HL 820 | Service Manual - Page 281
CHAPTER 6 TROUBLESHOOTING Question The printer cannot print full pages of a document. A "MEMORY FULL" error message occurs. (For HL-1040/1050 Only) Recommendation (For HL-1050) Change the following settings in the supplied Windows driver and try again. The best combination of the following - Brother International HL 820 | Service Manual - Page 282
to be free. Come AAA Clean the printer interior and the primary corona wire of the toner cartridge. See "Cleaning the Printer Interior and Drum Unit" in Chapter 5. Make sure that the tab of the corona wire is at the home position. If the same print problem occurs and the Drum lamp is still on after - Brother International HL 820 | Service Manual - Page 283
this problem. If the same problem occurs and the Drum lamp is still on after cleaning, replace the drum unit with a new one. Fig. 6-11 Black Page Nothing is printed on the page. Make sure that the toner cartridge is not empty. Wipe the electric terminals referring to "Cleaning the Printer Interior - Brother International HL 820 | Service Manual - Page 284
USER'S GUIDE Question Printed pages are drum unit with the toner cartridge installed. Try shaking them from side to side. You may clear the problem by wiping the scanner windows with a soft cloth. (See "Cleaning the Printer Interior and Drum Unit.") If the same problem occurs after cleaning and Drum - Brother International HL 820 | Service Manual - Page 285
Print Method Laser Resolution Electrophotography by semiconductor laser beam scanning Wavelength: 780 nm Output: 5 mW max HL-820/1020: 600 dots/inch (under Brother Printing Solution for Windows) HL-1040: 600 dots/inch (under Brother Printing Solution for Windows / under Brother Software - Brother International HL 820 | Service Manual - Page 286
FX-850, or IBM Proprinter XL HL-1050: Brother Printing Solution for Windows Automatic emulation selection among HP LaserJet 6P (PCL level 6), EPSON FX-850, or IBM Proprinter XL Printer Driver Windows 3.1/3.11, Windows 95/98 and Windows NT 4.0 driver, supporting Brother Native Compression mode and - Brother International HL 820 | Service Manual - Page 287
HL-820/1020/1040 : 2 MB HL-1050: 4 MB Expandable up to 36 MB by installing an industry standard SIMM Self-diagnostic program Electrical and Mechanical Power Source U.S.A. and Canada: AC 110 to 120 V, 50 / 60 Hz Europe and Australia: AC 220 to 240 V, 50 /60 Hz Power Consumption Printing - Brother International HL 820 | Service Manual - Page 288
USER'S GUIDE PARALLEL INTERFACE SPECIFICATIONS Note To ensure best quality performance use an IEEE 1284 compliant parallel cable between the printer and your computer. Only IEEE 1284 cables support all of the advanced printing capabilities, like bi-directional communication. These cables will be - Brother International HL 820 | Service Manual - Page 289
CHAPTER 7 APPENDIX Note To use bi-directional communication, an interface cable which has the pin connections above must be used. Pin 1 18 2 19 3 4 20 5 6 21 7 8 22 9 10 24 11 23 12 13 14 25 16 15 17 Shield Pin 1 19 2 20 3 21 4 22 5 23 6 24 7 25 8 26 9 27 10 28 11 29 12 17 13 15 14 30 31 33 32 34 - Brother International HL 820 | Service Manual - Page 290
USER'S GUIDE UNIVERSAL SERIAL BUS (USB) INTERFACE (HL-1050 only) Interface Connector 2 1 4 Pin Assignment Pin No. 1 2 3 4 Signal Vcc (+5V) - Data + Data Ground 3 Serial Data Serial Data + A-6 - Brother International HL 820 | Service Manual - Page 291
bitmapped fonts are resident in this printer. Note HL-820/1020 printer does not have resident fonts inside the printer. HL-1040 : Bitmapped Fonts Brougham for the above.) HL-1050 : Bitmapped Fonts This printer has the following bitmapped fonts. They can be used in the HP LaserJet 6P, EPSON FX - Brother International HL 820 | Service Manual - Page 292
USER'S GUIDE Intellifont Compatible Fonts Alaska (Extrabold) Antique Oakland (Oblique, Bold) Brougham (Oblique Utah (Oblique, Bold, BoldOblique) Utah Condensed (Oblique, Bold, BoldOblique) Microsoft Windows 3.1 TrueType Compatible Fonts BR Symbol Helsinki (Oblique, Bold, BoldOblique) Tennessee Roman - Brother International HL 820 | Service Manual - Page 293
ISO2 IRV HP LaserJet 6P Mode ( HL-1050 ) Roman 8 (8U) ISO Latin1 (0N) ISO Latin2 (2N) ISO Latin5 (5N) ISO Latin6 (6N) PC-8 (10U) PC-8 D/N (11U) PC-850 (12U) PC-852 (17U) PC-775 (26U) PC-1004 (9J) PC-8 Turkish (9T) Windows Latin1 (19U) Windows Latin2 (9E) Windows Latin5 (5T) Windows Baltic (19L - Brother International HL 820 | Service Manual - Page 294
USER'S GUIDE EPSON Mode ( HL-1040/1050 ) US ASCII PC-8 PC-8 D/N PC-850 PC-852 PC-860 PC-863 PC-865 PC-8 Turkish German UK ASCII I French I Danish I Italy Spanish Swedish IBM Mode ( HL-1040/1050 ) PC-8 PC-8 D/N PC-850 PC-852 PC-860 PC-863 Japanese Norwegian Danish II UK ASCII II French II - Brother International HL 820 | Service Manual - Page 295
HP LaserJet IIP / HP LaserJet 6P CHAPTER 7 APPENDIX The following table shows characters available only in the corresponding character set. The numbers at the top of the table are - Brother International HL 820 | Service Manual - Page 296
USER'S GUIDE HP LaserJet IIP/6P, EPSON FX-850, IBM Propritner XL EPSON FX-850 A-12 - Brother International HL 820 | Service Manual - Page 297
CHAPTER 7 APPENDIX The following table shows characters available only in the corresponding character set. The numbers at the top of the table are code values with which characters are to be replaced in the US ASCII character set. For other characters, see the character set of US ASCII. A-13 - Brother International HL 820 | Service Manual - Page 298
of Seiko Epson Corporation. Hewlett Packard is a registered trademark and PCL, HP LaserJet 6P, 6L, 5P, 5L, 4, 4L 4P, III, IIIP, User's Guide are registered trademarks of their respective companies. Compilation and Publication Notice Under the supervision of Brother Industries Ltd., this manual - Brother International HL 820 | Service Manual - Page 299
Name : Brother Laser Printer HL-820, HL-1020, HL-1040, HL-1040DX, HL-1050, HL-1050DX Model Numbers : HL-8L, HL-8h Product and used in accordance with the instructions, may cause harmful interference to by turning the equipment off and on, the user is encouraged to try to correct the interference - Brother International HL 820 | Service Manual - Page 300
USER'S GUIDE Radio Interference (220-240 V Model Only) This printer complies with EN55022(CISPR Publication 22)/ the printer indicates compliance with the FDA regulations and must be attached to laser products marketed in the United States. MANUFACTURED: Brother Corporation (Asia) Ltd. Brother Buji - Brother International HL 820 | Service Manual - Page 301
Brother International Europe Ltd. European Technical Services Division IEC 825 Specification (For 220-240 V Model Only) This printer is a Class 1 laser product manual may result in hazardous radiation exposure. The following caution label is attached near the scanner unit. CAUTION INVISIBLE LASER - Brother International HL 820 | Service Manual - Page 302
USER'S GUIDE For Finland and Sweden LUOKAN 1 LASERLAITE KLASS 1 LASER APPARAT Varoitus! Laitteen käyttäminen muulla kuin tässä käyttöohjeessa mainitulla tavalla saattaa altistaa käyttäjän turvallisuusluokan 1 ylittävälle näkymättömälle lasers . Disconnect device This printer must be installed near - Brother International HL 820 | Service Manual - Page 303
in accordance with the following code: Green and yellow: Blue: Brown: Ground Neutral Live The colours of the wiring in the power lead of this printer may not correspond with the markings which identify the terminals in your plug. If you need to fit a different plug, proceed as follows. Remove - Brother International HL 820 | Service Manual - Page 304
dpi 1-3 Drum lamp 3-2 drum unit 5-7 life 5-7, A-2 duplex printing 2-8 E print 3-4 I interface A-2, A-4~6 error 6-2 J jammed paper 6-5 L label 2-1 M Macintosh 1-5, 6-11 manual size 2-1 type 2-1 paper guide 1-2 Paper lamp 3-1, 6-1 paper support 1-2 parallel interface pin assignment - Brother International HL 820 | Service Manual - Page 305
232C port 1-2 service call 6-4 sleep mode 1-6, 3-3 slide switch 1-2, 4-2 starter sheet 5-9 switch 3-3 symbol set A-9 T test print mode 3-4 time-out 3-3 toner empty 6-1 low 6-1 toner cartridge 5-1 life A-2 Toner lamp 3-2, 6-1 top cover 1-2 transparency 2-1 W warm-up A-1 Windows 6-8
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