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Brother International MFC-9880N Service Manual - Page 10

Model Name, MFC9800, LIST REPORT, INTERFACE, Yes Auto/S.Light/S.Dark

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Model Name FAX Internet FAX Easy Receive/Fax Detect Fax/Tel Switch Super Fine 300dpi Transmission Gray Scale Contrast Smoothing Call Reservation Over Auto TX Password Check Enhanced Remote Activate Multi Resolution Transmission Multi Transmission Next-Fax Reservation Delayed Timer Polling (RX only) Quick Scan (Memory Transmission) Broadcasting Batch Transmission Auto Reduction Out-of-Paper Reception *2 Dual Access ECM(Error Correction Mode) ITU SUB Addressing Group Dial Resend After Receive Error Signal Confidential Station ID Off Hook Alarm Remote Maintenance Call Reservation Over Manual TX RX Mode Indication Resolution Indication LIST REPORT Activity Report/Journal Report Transmission Verification Report Coverpage Help List Call Back Message Caller ID List INTERFACE External TAD Interface Missing Link/PC Interface Host Interface LAN Interface MFC9800 Available with Optional LAN Board Yes Yes Yes (TX & RX) No 64 Yes (Auto/S.Light/S.Dark) Yes No No Yes No No Yes (Dual Access) Yes (up to 50) Yes (Std/Seq) Approx. 3 sec./page (A4:standard) Yes (182 locations) Yes Yes up to 600 pages Yes Yes No Yes (6) No No 1 (20digits/20char) No Yes No LCD LED MFC9700 (2/4) Available with Optional LAN Board Yes No Yes (TX & RX) No 64 Yes (Auto/S.Light/S.Dark) Yes No No Yes No No Yes (Dual Access) Yes (up to 50) Yes (Std/Seq) Approx. 3 sec./page (A4:standard) Yes (158 locations) Yes Yes up to 600 pages Yes Yes No Yes (6) No No 1 (20digits/20char) No Yes No LCD LCD Yes (up to 200) Yes Yes (Super) Yes No Yes Yes (up to 200) Yes Yes (Super) Yes No Yes Yes No Yes (Auto switching : Parallel/USB *3) Available with Option LAN Board Yes No Yes (Auto switching : Parallel/USB *3) Available with Option LAN Board I - 4

Section	Page
CHAPTER I. GENERAL DESCRIPTION	6
1. MACHINE OUTLINE	7
1.1 External Appearance and Weight	7
1.2 Components	7
2. SPECIFICATIONS	8
CHAPTER II. INSTALLATION	25
1. INSTALLING THE UPDATE DATA TO THE FACSIMILE MACHINE	26
2. SETTING ID CODES TO FACSIMILE MACHINES	28
CHAPTER III. THEORY OF OPERATION	30
1. OVERVIEW	31
2. MECHANISMS	32
2.1 Scanner Mechanism	33
2.2 Laser Printing Mechanism	35
2.2.1 Paper pick-up and registration mechanism	35
2.2.2 Print process mechanism	36
2.2.3 Heat-fixing mechanism	38
2.2.4 Paper ejecting mechanism	39
2.3 Sensors and Actuators	40
3. CONTROL ELECTRONICS	43
CHAPTER IV. DISASSEMBLY/REASSEMBLY AND	45
1. DISASSEMBLY/REASSEMBLY	47
Safety Precautions	47
Preparation	48
How to Access the Object Component	48
Disassembly Order Flow	49
1.1 Lower Rear Cover	50
1.2 Access Plates R and F	50
1.3 Paper Cassette	51
1.4 Document Tray ASSY	52
1.5 Upper Rear Cover	54
1.6 ADF Unit and Document Tray Open Sensor	55
1.7 Scanner Unit and Control Panel ASSY	62
1.8 Relay PCB	71
1.9 Speaker	72
1.10 Scanner Mount	73
1.11 Paper Sub Tray and Tray Holder	76
1.12 VC Cover, VC Bracket, and VC Connector PCB (for models supporting	77
1.13 Front Cover	78
1.14 Outer Chute and Paper Pinch Rollers	79
1.15 Main Cover	80
1.16 Switch Cover (for models not equipped with a power switch)	81
1.17 Laser Unit	82
1.18 Heat-fixing Unit and FU Lamp	83
1.19 Fan	97
1.20 Drive Gear ASSY and Main Motor ASSY	99
1.21 NCU Shield and NCU PCB	101
1.22 Bottom Plate, Main PCB, and Bottom Insulation Film	103
1.23 Low-voltage Power Supply PCB and Power Inlet	107
1.24 Inner Insulation Film, High-voltage Power Supply PCB, Engine PCB, and 2nd Cassette Relay PCB	109
1.25 Toner Sensor (light-receiver) PCB and Toner Sensor (LED) PCB	111
1.26 Gears and Paper Pick-up Roller	112
1.27 Paper Feed Roller ASSY	113
1.28 Clutch Levers, Cassette Guide L, and Solenoid	114
1.29 Cleaning of High-voltage Contacts and Grounding Contacts	115
2. LUBRICATION	117
[ 1 ] ADF unit	117
[ 2 ] Scanner mount	118
[ 3 ] Drive gear ASSY	119
[ 4 ] Paper cassette	120
CHAPTER V. MAINTENANCE MODE	122
1. ENTRY INTO THE MAINTENANCE MODE	123
2. LIST OF MAINTENANCE-MODE FUNCTIONS	124
3. DETAILED DESCRIPTION OF MAINTENANCE-MODE FUNCTIONS	127
3.1 EEPROM Parameter Initialization	127
3.2 Printout of Scanning Compensation Data	128
3.3 ADF Performance Test	130
3.4 Test Pattern 1	131
3.5 Firmware Switch Setting and Printout	132
[ A ] Firmware switch setting	132
[ B ] Printout of firmware switch data	134
3.6 Operational Check of LCD	135
3.7 Operational Check of Control Panel PCB	135
3.8 Sensor Operational Check	138
3.9 CCD Scanner Area Setting	140
3.10 EEPROM Customizing	140
3.11 Erasure of Received FAX Messages Temporarily Stored in the Flash Memory (Not applicable to the American version)	141
3.11A Display of the Equipment's Log Information	142
3.12 Machine Error Code Indication	143
3.13 Output of Transmission Log to the Telephone Line (Not applicable to machines w/o fax)	143
3.14 Cancellation of the Memory Security Mode (Not applicable to the American version or machines w/o fax)	144
CHAPTER VI. ERROR INDICATION AND TROUBLESHOOTING	146
1. ERROR INDICATION	147
1.1 Machine Errors	147
[ 1 ] Error messages on the LCD	147
[ 2 ] Error codes shown in the \	151
1.2 Communications Errors (Not applicable to machines w/o fax)	153
2. TROUBLESHOOTING	163
2.1 Introduction	163
2.2 Precautions	163
2.3 Checking prior to Troubleshooting	163
2.4 Troubleshooting Procedures	165
[ 1 ] Control panel related	165
[ 2 ] Telephone related	165
[ 3 ] Communications related	166
[ 4 ] Paper/document feeding related	166
[ 5 ] Print-image related	167
[ 6 ] PC-driven or video capture-driven printing	173
Location of High-voltage Contacts and Grounding Contacts	174
Appendix 1. EEPROM Customizing Codes	176
Appendix 2. Firmware Switches (WSW)	179
Appendix 3. Circuit Diagrams	228
A. Main PCB (MFC9800/MFC9880/MFC9860/MFC9760)	229
A. Main PCB (MFC9700/DCP1400)	235
B. Engine PCB	241
C. Engine PCB	242
D. NCU PCB	243
E. Control Panel PCB	247

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Model Name

MFC9800

MFC9700

FAX

Internet FAX

Available with Optional LAN Board

Easy

Receive/Fax Detect

Yes

Fax/Tel Switch

Yes

Super Fine

Yes (TX & RX)

300dpi Transmission

Gray Scale

Contrast

Yes (Auto/S.Light/S.Dark)

Smoothing

Yes

Call Reservation Over Auto TX

Password Check

Enhanced Remote Activate

Yes

Multi Resolution Transmission

Multi Transmission

Next-Fax Reservation

Yes (Dual Access)

Delayed Timer

Yes (up to 50)

Polling (RX only)

Yes (Std/Seq)

Quick Scan (Memory Transmission)

Approx. 3 sec./page (A4:standard)

Broadcasting

Yes (182 locations)

Yes (158 locations)

Batch Transmission

Yes

Auto Reduction

Yes

Out-of-Paper Reception

up to 600 pages

Dual Access

Yes

ECM(Error Correction Mode)

Yes

ITU SUB Addressing

Group Dial

Yes (6)

Resend After Receive Error Signal

Confidential

Station ID

1 (20digits/20char)

Off Hook Alarm

Remote Maintenance

Yes

Call Reservation Over Manual TX

RX Mode Indication

LCD

Resolution Indication

LED

LCD

LIST REPORT

Activity Report/Journal Report

Yes (up to 200)

Transmission Verification Report

Yes

Coverpage

Yes (Super)

Help List

Yes

Call Back Message

Caller ID List

Yes

INTERFACE

External TAD Interface

Yes

Missing Link/PC Interface

Host Interface

Yes (Auto switching : Parallel/USB *3)

LAN Interface

Available with Option LAN Board