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Brother International HL-1070 Service Manual - Page 31

Heater, Driver Circuit, Power Supply, Low-voltage Power Supply, Fig. 2.17

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1.6 Power Supply 1.6.1 Low-voltage Power Supply The power supply uses a switching regulation system to generate the regulated DC power (+5V and +24V), which are converted from the AC line. Fuse Lightning Surge Absorber Heater Circuit (Heater) Thermal Fuse Lamp Fuse Feedback Line Filter Rectifier Oscillator 24V Regulation Circuit 5V Regulation Circuit Fig. 2.17 II-15 (Driver Circuit) 24V 5V

Section	Page
19.PDF	109
PR99042.pdf	125
HL-1070	126
HL-820/1020/1040/1050	127
HL/MFC-P2000	128
Setupeng.pdf	131
Action2: Install the Toner Cartridge/Drum Unit	132
Action3: Load Paper into Your Printer	134
1. Load paper into Sheet Feeder 2	134
2. Load paper into Sheet Feeder 1	136
Action4-1: Connecting Your Printer to Your Computer using the bi-directional interface	138
Action4-2: Connect your printer to your computer using the USB interface	139
Set the printer por to USB	140
Troubleshooting	141
Action5: Plug in and Turn on Your Printer	142
Printing a Test Sample Page	143
Action6-1: Installation from CD-ROM	144
For Windows 95/98/NT4.0	144
For WIndows 3.1/3.11	144
Action6-2: Prepare Windows 95/98 for the Printer from floppy disks	145
Action6-3: Prepare Windows 3.1 for the printer	146
Action6-4: Prepare DOS for the printer	147
How to use the printer in your DOS application software	147
What does ermote printer console do?	147
Installing the Remote Printer Console	148
Using the Remote Printer Console Main Program	149
Using the Printer Status Monitor Program	150
Action6-5: Prepare Macintosh for the Printer	151
Usereng.pdf	155
Compilation and Publication Notice	155
Definitions of Warnings, Cautions, and Notes	156
To Use the Printer Safely	156
TABLE OF CONTENTS	157
REGULATIONS	159
CHAPTER 1 : INTRODUCTION	165
ABOUT THE GUIDEBOOKS	165
Finding Out How to Use the Printer	165
ABOUT YOUR PRINTER	166
Printer Overview	166
System Requirements in the Brother Printing Solution for Windows	167
Features	167
OPERATING AND STORAGE ENVIRONMENT	170
Power Supply	170
Environment	170
CHAPTER 2 : PAPER HANDLING	172
PAPER SPECIFICATIONS	172
MULTI-PURPOSE SHEET FEEDERS	175
Loading Paper into the Feeder	176
Two Side Printing (Manual Duplexing)	179
MANUAL FEED SLOT	180
OUTPUT TRAY AND PAPER SUPPORT WIRE	182
CHAPTER 3 : CONTROL PANEL	183
LAMPS AND SWITCH	183
Ready (Paper) Lamp	183
Data (Toner) Lamp	184
Drum Lamp	184
Feeder Lamp	184
Alarm Lamp	185
Swich	185
Other Control Features	186
Sleep Mode	186
Test Print Mode	186
Control Features Set by the Brother Driver	187
Page Protection	187
APT (Advanced Photoscale Technology)	188
CHAPTER 4 : OPTIONS	189
SERIAL INTERFACE BOARD RS100M	189
Selecting the RS-422A (Apple) or RS-232C (IBM) Serial Interface	189
Setting the Serial Interface Parameters	190
Connecting the Serial Inteface Cable	192
ADDITIONAL MEMORY	194
Installing the SIMM	195
CHAPTER 5 : MAINTENANCE	197
REPLACING THE TONER CARTRIDGE	197
REPLACING THE DRUM UNIT	202
ADJUSTING THE PRINT DENSITY	206
CLEANING THE PRINTER	207
Cleaning the Prnter Exterior	207
Cleaning the Printr Interior and Drum Unit	208
Cleaning the Paper Feed Rollers	211
RE-PACKING THE PRINTER	212
CHAPTER 6 : TROUBLESHOOTING	214
ALARM INDICATIONS AT A GLANCE	214
Operator Calls	214
Service Calls	217
PAPER JAMS	218
Q&A	222
Setting Up the Printer Hardware	222
Setting Up teh Printer for Windows	223
Setting Up the Printer for DOS	224
Setting Up the Printer for Apple Macintosh Computers	225
Paper Handling	226
Printing	227
Print Quality	228
APPENDIX A	231
PRINTER SPECIFICATIONS	231
Printing	231
Functions	232
Electrial and Mechanical	233
PARALLEL INTERFACE SPECIFICATIONS	234
Universal Serial Bus (USB) interface	236
RESIDENT FONTS	237
75 Scalable and 12 Bitmapped Fonts	237
SYMBOL SETS / CHARACTER SETS	239
OCR Symbol Sets	239
HP Laser Jet 6P Mode	239
EPSON Mode	239
IBM Mode	239