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Brother MFC-8510DN Service Manual

Brother MFC-8510DN
373 pages
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5-34
Confidential
1.3.22 Print solid pattern (function code: 71)
<Function>
This function is used to print a solid pattern to check whether the developer roller or exposure
drum is dirty or damaged.
<Operation Procedure>
Be sure to set the Letter size paper for test pattern printing before commencing the following
procedure.
(1) Press the [7] and [1] buttons in this order in the initial state of maintenance mode.
"K_100%" is displayed on the LCD.
(2) Press the [ ] or [ ] button to display "K_100%" on the LCD when printing the black solid
pattern or "W_100%" when printing the white solid pattern.
(3) Press [OK] button. "PRINTING" is displayed on the LCD, and printing of the test pattern
starts.
If printing fails, printing is stopped with displaying any of the errors shown in the table
below. To retry printing, refer to the "Remedy" in the table below to eliminate the error
cause, and press the [Start] button.
"K_100%" or "W_100%" is displayed on the LCD. Press the [OK] button.
"PRINTING" is displayed on the LCD, and printing of the test pattern starts.
(4) When the [Stop/Exit] button is pressed, the machine returns to the initial state of
maintenance mode.
Error display
Fig. 5-17
LCD Remedy
Replace Toner Replace the toner cartridge.
Cover is Open Close the front cover.
No Paper Set paper and close the paper tray.
Jam Tray1 Remove the jammed paper and close the paper tray.
Jam Rear Remove the jammed paper and close all covers.

Table of Contents

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Brother MFC-8510DN Specifications

General IconGeneral
Print technologyLaser
Maximum resolution1200 x 1200 DPI
Economical printingYes
Duplex printing modeAuto
Time to first page (black, normal)8.5 s
Print speed (black, normal quality, A4/US Letter)36 ppm
Duplex print speed (black, normal quality, A4/US Letter)9 ppm
PictBridgeNo
Scan speed2.68 sec/page
Dimensions (WxDxH)405 x 415 x 423 mm
All-in-one functionsCopy, Fax, Print, Scan
Color all-in-one functionsScan
Printing colorsBlack
Maximum duty cycle- pages per month
Recommended duty cycle500 - 3500 pages per month
Page description languagesBR-Script 3, Epson FX, IBM ProPrinter, PCL 6
Copier resize25 - 400 %
Maximum copy resolution1200 x 600 DPI
Maximum number of copies99 copies
N-in-1 copy function (N=)2, 4, 9, 16, 25
Time to first copy (black, normal)10.5 s
Copy speed (black, normal quality, A4)36 cpm
Scan toE-mail, E-mail Server, File, FTP, Image, OCR, USB
Scan driversICA, ISIS, TWAIN
Scanner typeFlatbed & ADF scanner
Grayscale levels256
Input color depth48 bit
Maximum scan areaLegal (216 x 356) mm
Output color depth24 bit
Image formats supportedBMP, JPG
Maximum scan resolution19200 x 19200 DPI
Document formats supportedPDF
FaxingMono faxing
Fax memory500 pages
Modem speed33.6 Kbit/s
Fax coding methodsJBIG, JPEG, MH, MMR (Fax coding method), MR
Fax speed dialing (max numbers)300
Paper input typePaper tray
Total input capacity250 sheets
Total output capacity150 sheets
Maximum input capacity850 sheets
Total number of input trays1
Maximum number of input trays2
Multi-Purpose tray input capacity50 sheets
Auto document feeder (ADF) input capacity35 sheets
Custom media width76.2 - 215.9 mm
Maximum print size216 x 356 mm
Custom media length127 - 355.6 mm
Paper tray media typesBond paper, Plain paper, Pre-Printed, Recycled paper, Thin paper
Paper tray media weight60 - 105 g/m²
Non-ISO print media sizesLegal
ISO A-series sizes (A0...A9)A4, A5, A6
ISO B-series sizes (B0...B9)B5, B6
Multi-purpose tray media typesBond paper, Envelopes, Heavyweight paper, Labels, Plain paper, Preprinted forms, Recycled paper
Maximum ISO A-series paper sizeA4
Multi-Purpose Tray media weight60 - 163 g/m²
Auto Document Feeder (ADF) media weight64 - 90 g/m²
DisplayLCD
Market positioningHome & office
Display number of lines5 lines
Display number of characters22
Standard interfacesEthernet, USB 2.0
Security algorithms802.1x RADIUS, EAP, EAP-TLS, EAP-TTLS, MD5, PEAP
Internal memory64 MB
Processor familyStar Sapphire
Maximum internal memory320 MB
Sound power level (standby)37 dB
Sound pressure level (printing)59 dB
Sound pressure level (quiet mode)54 dB
AC input voltage220 - 240 V
AC input frequency50 - 60 Hz
Power consumption (off)1.2 W
Power consumption (standby)8.1 W
Power consumption (PowerSave)336 W
Power consumption (average operating)651 W
Package weight20.100 g
Sustainability certificatesENERGY STAR

Summary

Brother Laser MFC Service Manual

Trademarks

Chapter 1 Specifications

1. Specifications List

Lists the specifications for each model, including general details, connectivity, supplies, and paper handling.

Chapter 2 Troubleshooting

1. Introduction

Provides an overview of troubleshooting procedures and essential precautions before starting repairs.

2. Overview

Details the machine's components, including cross-section drawings, paper feeding paths, and block diagrams.

3. Error Indications

Lists and explains error messages and codes displayed by the machine's self-diagnostic function.

Chapter 3 Disassembly/Reassembly

1. Safety Precautions

Provides essential warnings and precautions to avoid secondary problems during maintenance work.

Chapter 4 Adjusting and Updating Settings

1. If You Replace the Main PCB Assy

Details the procedures for installing firmware, setting country, initializing EEPROM, and adjusting touch panel.

Chapter 5 Service Functions

1. Maintenance Mode

Explains the maintenance mode for checking settings, adjustments, and sensors using control panel buttons.

Chapter 6 Wiring Diagram

1. Wiring Diagram

Provides the wiring diagram for the connections of the PCBs within the machine.

Regulation

Federal Communications Commission (FCC) Declaration of Conformity

Industry Canada Compliance Statement

Laser Safety

FDA Regulations

Safety Information

Caution for Laser Product

Unlawful use of Copying Equipment

Standard Telephone and FCC Notices

Chapter 1 Specifications

1. Specifications List

Lists the specifications for each model, including general details, connectivity, supplies, and paper handling.

1.2 Network Connectivity

1.3 Service Information

1.4 Supplies

1.5 Paper

1.5.1 Paper handling

Details the paper input, output, and duplex handling capabilities for various models.

1.5.2 Media specifications

Specifies the types of paper and media weights supported for different input sources.

1.5.3 Type and size of paper

Lists the paper tray names and their corresponding names in the printer driver.

1.6 Printable & Scannable Area

1.7 Telephone

1.8 FAX (Only for the models with FAX function)

1.9 Copy

1.10 Scanner

1.11 USB Direct Interface

Chapter 2 Troubleshooting

1. Introduction

Provides an overview of troubleshooting procedures and essential precautions before starting repairs.

2. Overview

Details the machine's components, including cross-section drawings, paper feeding paths, and block diagrams.

3. Error Indications

Lists and explains error messages and codes displayed by the machine's self-diagnostic function.

Chapter 2 Troubleshooting

4. Troubleshooting

Provides detailed procedures for diagnosing and resolving common problems.

Chapter 2 Troubleshooting

1. Introduction

Provides an overview of troubleshooting procedures and essential precautions before starting repairs.

Chapter 2 Troubleshooting

1. Introduction

Provides an overview of troubleshooting procedures and essential precautions before starting repairs.

Chapter 2 Troubleshooting

1. Introduction

Provides an overview of troubleshooting procedures and essential precautions before starting repairs.

Chapter 2 Troubleshooting

2. Overview

Details the machine's components, including cross-section drawings, paper feeding paths, and block diagrams.

Chapter 2 Troubleshooting

2. Overview

Details the machine's components, including cross-section drawings, paper feeding paths, and block diagrams.

Chapter 2 Troubleshooting

2. Overview

Details the machine's components, including cross-section drawings, paper feeding paths, and block diagrams.

Chapter 2 Troubleshooting

2. Overview

Details the machine's components, including cross-section drawings, paper feeding paths, and block diagrams.

Chapter 2 Troubleshooting

2. Overview

Details the machine's components, including cross-section drawings, paper feeding paths, and block diagrams.

Chapter 2 Troubleshooting

2. Overview

Details the machine's components, including cross-section drawings, paper feeding paths, and block diagrams.

Chapter 2 Troubleshooting

2. Overview

Details the machine's components, including cross-section drawings, paper feeding paths, and block diagrams.

Chapter 2 Troubleshooting

2. Overview

Details the machine's components, including cross-section drawings, paper feeding paths, and block diagrams.

Chapter 2 Troubleshooting

2. Overview

Details the machine's components, including cross-section drawings, paper feeding paths, and block diagrams.

Chapter 2 Troubleshooting

2. Overview

Details the machine's components, including cross-section drawings, paper feeding paths, and block diagrams.

Chapter 2 Troubleshooting

2. Overview

Details the machine's components, including cross-section drawings, paper feeding paths, and block diagrams.

Chapter 2 Troubleshooting

3. Error Indications

Lists and explains error messages and codes displayed by the machine's self-diagnostic function.

Chapter 2 Troubleshooting

3.2 Error Messages

Provides descriptions for various error messages displayed on the machine's LCD.

Chapter 2 Troubleshooting

3.3 Communication Errors

Details communication error codes related to fax and network operations.

Chapter 2 Troubleshooting

4. Troubleshooting

Provides detailed procedures for diagnosing and resolving common problems.

Chapter 2 Troubleshooting

4. TROUBLESHOOTING

Provides detailed procedures for diagnosing and resolving common problems.

Chapter 2 Troubleshooting

4. TROUBLESHOOTING

Provides detailed procedures for diagnosing and resolving common problems.

Chapter 2 Troubleshooting

4. TROUBLESHOOTING

Provides detailed procedures for diagnosing and resolving common problems.

Chapter 2 Troubleshooting

4. TROUBLESHOOTING

Provides detailed procedures for diagnosing and resolving common problems.

Chapter 2 Troubleshooting

4. TROUBLESHOOTING

Provides detailed procedures for diagnosing and resolving common problems.

Chapter 2 Troubleshooting

4. TROUBLESHOOTING

Provides detailed procedures for diagnosing and resolving common problems.

Chapter 2 Troubleshooting

4. TROUBLESHOOTING

Provides detailed procedures for diagnosing and resolving common problems.

Chapter 2 Troubleshooting

4. TROUBLESHOOTING

Provides detailed procedures for diagnosing and resolving common problems.

Chapter 2 Troubleshooting

4. TROUBLESHOOTING

Provides detailed procedures for diagnosing and resolving common problems.

Chapter 2 Troubleshooting

4. TROUBLESHOOTING

Provides detailed procedures for diagnosing and resolving common problems.

Chapter 2 Troubleshooting

4. TROUBLESHOOTING

Provides detailed procedures for diagnosing and resolving common problems.

Chapter 2 Troubleshooting

4. TROUBLESHOOTING

Provides detailed procedures for diagnosing and resolving common problems.

Chapter 2 Troubleshooting

4. TROUBLESHOOTING

Provides detailed procedures for diagnosing and resolving common problems.

Chapter 2 Troubleshooting

4. TROUBLESHOOTING

Provides detailed procedures for diagnosing and resolving common problems.

Chapter 2 Troubleshooting

4. TROUBLESHOOTING

Provides detailed procedures for diagnosing and resolving common problems.

Chapter 2 Troubleshooting

4. TROUBLESHOOTING

Provides detailed procedures for diagnosing and resolving common problems.

Chapter 2 Troubleshooting

4. TROUBLESHOOTING

Provides detailed procedures for diagnosing and resolving common problems.

Chapter 2 Troubleshooting

4. TROUBLESHOOTING

Provides detailed procedures for diagnosing and resolving common problems.

Chapter 2 Troubleshooting

4. TROUBLESHOOTING

Provides detailed procedures for diagnosing and resolving common problems.

Chapter 2 Troubleshooting

4. TROUBLESHOOTING

Provides detailed procedures for diagnosing and resolving common problems.

Chapter 2 Troubleshooting

4. TROUBLESHOOTING

Provides detailed procedures for diagnosing and resolving common problems.

Chapter 2 Troubleshooting

4. TROUBLESHOOTING

Provides detailed procedures for diagnosing and resolving common problems.

Chapter 2 Troubleshooting

4. TROUBLESHOOTING

Provides detailed procedures for diagnosing and resolving common problems.

Chapter 2 Troubleshooting

4. TROUBLESHOOTING

Provides detailed procedures for diagnosing and resolving common problems.

Chapter 2 Troubleshooting

4. TROUBLESHOOTING

Provides detailed procedures for diagnosing and resolving common problems.

Chapter 2 Troubleshooting

4. TROUBLESHOOTING

Provides detailed procedures for diagnosing and resolving common problems.

Chapter 2 Troubleshooting

4. TROUBLESHOOTING

Provides detailed procedures for diagnosing and resolving common problems.

Chapter 2 Troubleshooting

4. TROUBLESHOOTING

Provides detailed procedures for diagnosing and resolving common problems.

Chapter 2 Troubleshooting

4. TROUBLESHOOTING

Provides detailed procedures for diagnosing and resolving common problems.

Chapter 2 Troubleshooting

4. TROUBLESHOOTING

Provides detailed procedures for diagnosing and resolving common problems.

Chapter 2 Troubleshooting

4.2 Troubleshooting for Paper Feeding Problems

Guides users through common paper feeding issues like multiple sheets or wrinkled paper.

Chapter 2 Troubleshooting

4.2 Troubleshooting for Paper Feeding Problems

Guides users through common paper feeding issues like multiple sheets or wrinkled paper.

Chapter 2 Troubleshooting

4.3 Troubleshooting for Image Defects

Provides examples and troubleshooting steps for various image quality issues.

Chapter 2 Troubleshooting

4.3 Troubleshooting for Image Defects

Provides examples and troubleshooting steps for various image quality issues.

Chapter 2 Troubleshooting

4.3 Troubleshooting for Image Defects

Provides examples and troubleshooting steps for various image quality issues.

Chapter 2 Troubleshooting

4.3 Troubleshooting for Image Defects

Provides examples and troubleshooting steps for various image quality issues.

Chapter 2 Troubleshooting

4.3 Troubleshooting for Image Defects

Provides examples and troubleshooting steps for various image quality issues.

Chapter 2 Troubleshooting

4.3 Troubleshooting for Image Defects

Provides examples and troubleshooting steps for various image quality issues.

Chapter 2 Troubleshooting

4.3 Troubleshooting for Image Defects

Provides examples and troubleshooting steps for various image quality issues.

Chapter 2 Troubleshooting

4.3 Troubleshooting for Image Defects

Provides examples and troubleshooting steps for various image quality issues.

Chapter 2 Troubleshooting

4.3 Troubleshooting for Image Defects

Provides examples and troubleshooting steps for various image quality issues.

Chapter 2 Troubleshooting

4.3 Troubleshooting for Image Defects

Provides examples and troubleshooting steps for various image quality issues.

Chapter 2 Troubleshooting

4.3 Troubleshooting for Image Defects

Provides examples and troubleshooting steps for various image quality issues.

Chapter 2 Troubleshooting

4.3 Troubleshooting for Image Defects

Provides examples and troubleshooting steps for various image quality issues.

Chapter 2 Troubleshooting

4.3 Troubleshooting for Image Defects

Provides examples and troubleshooting steps for various image quality issues.

Chapter 2 Troubleshooting

4.4 Troubleshooting for Software Problems

Guides users on resolving software-related issues, such as inability to print.

Chapter 2 Troubleshooting

4.5 Troubleshooting for Network Problems

Provides steps for resolving issues related to network connectivity and printing.

Chapter 2 Troubleshooting

4.6 Troubleshooting for Control Panel Problems

Offers solutions for issues with the LCD display and control panel operation.

Chapter 2 Troubleshooting

4.7 Troubleshooting for Toner and Drum Problems

Addresses issues related to toner detection, cartridge errors, and drum unit problems.

Chapter 2 Troubleshooting

4.8 Troubleshooting for Fuser Unit Problems

Provides troubleshooting steps for fuser unit failures.

Chapter 2 Troubleshooting

4.9 Troubleshooting for Laser Unit Problems

Offers solutions for laser unit failures.

Chapter 2 Troubleshooting

4.10 Troubleshooting for PCB Problems

Guides on troubleshooting issues related to Main PCB, High-voltage, and Low-voltage PCBs.

Chapter 2 Troubleshooting

4.11 Troubleshooting for Document Feeding Problems

Provides solutions for document feeding issues like multiple sheets or incorrect size detection.

Chapter 2 Troubleshooting

4.12 Troubleshooting for Image Defects

Provides examples and troubleshooting steps for various image quality issues.

Chapter 2 Troubleshooting

4.12 Troubleshooting for Image Defects

Provides examples and troubleshooting steps for various image quality issues.

Chapter 2 Troubleshooting

4.12 Troubleshooting for Image Defects

Provides examples and troubleshooting steps for various image quality issues.

Chapter 2 Troubleshooting

4.13 Troubleshooting for Fax Problems

Offers solutions for common fax issues like sending failures, receiving problems, or communication errors.

Chapter 2 Troubleshooting

4.14 Troubleshooting for Other Problems

Addresses miscellaneous issues such as machine not turning on or unusual noises.

Chapter 3 Disassembly/Reassembly

Chapter 3 Disassembly/Reassembly

1. Safety Precautions

Provides essential warnings and precautions to avoid secondary problems during maintenance work.

9. Disassembly Procedure

Details the step-by-step procedures for disassembling various machine parts.

Chapter 3 Disassembly/Reassembly

9. Disassembly Procedure

Details the step-by-step procedures for disassembling various machine parts.

Chapter 3 Disassembly/Reassembly

9. Disassembly Procedure

Details the step-by-step procedures for disassembling various machine parts.

Chapter 3 Disassembly/Reassembly

1. Safety Precautions

Provides essential warnings and precautions to avoid secondary problems during maintenance work.

2. Packing

3. Screw Catalogue

4. Screw Torque List

5. Lubrication

6. Overview of Gears

7. Harness Routing

1. Main PCB Assy

Illustrates the routing and connections of harnesses for the Main PCB.

7. Harness Routing

2. Relay front PCB Assy

Details the routing and connections of harnesses for the Relay front PCB.

7. Harness Routing

3. Fuser unit

Illustrates the harness routing and connections for the Fuser unit.

4. High-voltage power supply PCB Assy

Details harness routing and connections for the High-voltage power supply PCB.

7. Harness Routing

5. Toner LED PCB Assy/Main fan

Shows harness routing and connections for the Toner LED PCB and Main fan.

6. Laser unit

Illustrates harness routing and connections for the Laser unit.

7. Harness Routing

7. Low-voltage power supply PCB Assy

Details harness routing and connections for the Low-voltage power supply PCB.

7. Harness Routing

8. NCU PCB Assy / Speaker unit

Illustrates harness routing and connections for the NCU PCB and Speaker unit.

7. Harness Routing

9. Wireless LAN PCB Assy / USB host PCB Assy

Shows harness routing and connections for Wireless LAN and USB host PCBs.

10. Panel PCB Assy

Details harness routing and connections for the Panel PCB.

7. Harness Routing

11. Main frame R

Illustrates harness routing and connections for the Main frame R.

8. Disassembly Flow Chart

9. Disassembly Procedure

9.1 Preparation

Details disconnecting cables and removing accessories before disassembly.

9. Disassembly Procedure

9.2 Paper tray 1

Provides step-by-step instructions for removing and disassembling Paper tray 1.

9. Disassembly Procedure

9.3 Back cover / Outer chute

Details the procedure for removing the back cover and outer chute.

9. Disassembly Procedure

9.4 Fuser cover

Provides instructions for removing the fuser cover.

9. Disassembly Procedure

9.5 MP cover Assy

Details the procedure for removing the MP cover Assy and related parts.

9. Disassembly Procedure

9.6 Front cover Assy

Provides instructions for removing the front cover Assy and its components.

9. Disassembly Procedure

9.7 Side cover L / Access cover

Details the procedure for removing the Side cover L and Access cover.

9. Disassembly Procedure

9.8 Side cover R Assy

Provides instructions for removing the Side cover R Assy.

9. Disassembly Procedure

9.9 ADF unit

Details the procedure for removing the ADF unit and its related components.

9. Disassembly Procedure

9.9 ADF unit

Details the procedure for removing the ADF unit and its related components.

9. Disassembly Procedure

9.9 ADF unit

Details the procedure for removing the ADF unit and its related components.

9. Disassembly Procedure

9.9 ADF unit

Details the procedure for removing the ADF unit and its related components.

9. Disassembly Procedure

9.9 ADF unit

Details the procedure for removing the ADF unit and its related components.

9. Disassembly Procedure

9.9 ADF unit

Details the procedure for removing the ADF unit and its related components.

9. Disassembly Procedure

9.9 ADF unit

Details the procedure for removing the ADF unit and its related components.

9. Disassembly Procedure

9.9 ADF unit

Details the procedure for removing the ADF unit and its related components.

9. Disassembly Procedure

9.9 ADF unit

Details the procedure for removing the ADF unit and its related components.

9. Disassembly Procedure

9.9 ADF unit

Details the procedure for removing the ADF unit and its related components.

9. Disassembly Procedure

9.9 ADF unit

Details the procedure for removing the ADF unit and its related components.

9. Disassembly Procedure

9.9 ADF unit

Details the procedure for removing the ADF unit and its related components.

9. Disassembly Procedure

9.9 ADF unit

Details the procedure for removing the ADF unit and its related components.

9. Disassembly Procedure

9.9 ADF unit

Details the procedure for removing the ADF unit and its related components.

9. Disassembly Procedure

9.9 ADF unit

Details the procedure for removing the ADF unit and its related components.

9. Disassembly Procedure

9.9 ADF unit

Details the procedure for removing the ADF unit and its related components.

9. Disassembly Procedure

9.9 ADF unit

Details the procedure for removing the ADF unit and its related components.

9. Disassembly Procedure

9.9 ADF unit

Details the procedure for removing the ADF unit and its related components.

9. Disassembly Procedure

9.9 ADF unit

Details the procedure for removing the ADF unit and its related components.

9. Disassembly Procedure

9.9 ADF unit

Details the procedure for removing the ADF unit and its related components.

9. Disassembly Procedure

9.9 ADF unit

Details the procedure for removing the ADF unit and its related components.

9. Disassembly Procedure

9.9 ADF unit

Details the procedure for removing the ADF unit and its related components.

9. Disassembly Procedure

9.10 Panel cover / Printed panel cover

Provides instructions for removing the panel cover and printed panel cover.

9. Disassembly Procedure

9.10 Panel cover / Printed panel cover

Provides instructions for removing the panel cover and printed panel cover.

9. Disassembly Procedure

9.10 Panel cover / Printed panel cover

Provides instructions for removing the panel cover and printed panel cover.

9. Disassembly Procedure

9.10 Panel cover / Printed panel cover

Provides instructions for removing the panel cover and printed panel cover.

9. Disassembly Procedure

9.10 Panel cover / Printed panel cover

Provides instructions for removing the panel cover and printed panel cover.

9. Disassembly Procedure

9.10 Panel cover / Printed panel cover

Provides instructions for removing the panel cover and printed panel cover.

9. Disassembly Procedure

9.10 Panel cover / Printed panel cover

Provides instructions for removing the panel cover and printed panel cover.

9. Disassembly Procedure

9.11 Document scanner unit

Details the procedure for removing the document scanner unit.

9. Disassembly Procedure

9.11 Document scanner unit

Details the procedure for removing the document scanner unit.

9. Disassembly Procedure

9.11 Document scanner unit

Details the procedure for removing the document scanner unit.

9. Disassembly Procedure

9.11 Document scanner unit

Details the procedure for removing the document scanner unit.

9. Disassembly Procedure

9.11 Document scanner unit

Details the procedure for removing the document scanner unit.

9. Disassembly Procedure

9.11 Document scanner unit

Details the procedure for removing the document scanner unit.

9. Disassembly Procedure

9.11 Document scanner unit

Details the procedure for removing the document scanner unit.

9. Disassembly Procedure

9.12 Joint cover

Provides instructions for removing the joint cover.

9. Disassembly Procedure

9.13 Wireless LAN PCB Assy / USB host PCB Assy

Details removing Wireless LAN PCB Assy and USB host PCB Assy.

9. Disassembly Procedure

9.15 Speaker unit

Provides instructions for removing the speaker unit.

9. Disassembly Procedure

9.16 NCU PCB Assy

Details the procedure for removing the NCU PCB Assy.

9. Disassembly Procedure

9.17 Main PCB Assy

Provides instructions for disconnecting harnesses and removing the Main PCB Assy.

9. Disassembly Procedure

9.17 Main PCB Assy

Provides instructions for disconnecting harnesses and removing the Main PCB Assy.

9. Disassembly Procedure

9.18 Fuser unit

Details the procedure for removing the fuser unit and its covers.

9. Disassembly Procedure

9.18 Fuser unit

Details the procedure for removing the fuser unit and its covers.

9. Disassembly Procedure

9.18 Fuser unit

Details the procedure for removing the fuser unit and its covers.

9. Disassembly Procedure

9.19 Laser unit

Provides instructions for removing the laser unit.

9. Disassembly Procedure

9.20 Low-voltage power supply PCB Assy

Details the procedure for removing the low-voltage power supply PCB Assy.

9. Disassembly Procedure

9.20 Low-voltage power supply PCB Assy

Details the procedure for removing the low-voltage power supply PCB Assy.

9. Disassembly Procedure

9.20 Low-voltage power supply PCB Assy

Details the procedure for removing the low-voltage power supply PCB Assy.

9. Disassembly Procedure

9.21 Toner LED PCB Assy

Provides instructions for removing the Toner LED PCB Assy.

9. Disassembly Procedure

9.21 Toner LED PCB Assy

Provides instructions for removing the Toner LED PCB Assy.

9. Disassembly Procedure

9.22 Main fan

Details the procedure for removing the main fan.

9. Disassembly Procedure

9.22 Main fan

Details the procedure for removing the main fan.

9. Disassembly Procedure

9.23 Air duct / Filter

Provides instructions for removing the air duct and filter.

9. Disassembly Procedure

9.24 Relay front PCB Assy

Details the procedure for removing the Relay front PCB Assy.

9. Disassembly Procedure

9.25 Registration clutch / T1 clutch

Provides instructions for removing the Registration clutch and T1 clutch.

9. Disassembly Procedure

9.26 Main frame L Assy

Details the procedure for removing the Main frame L Assy.

9. Disassembly Procedure

9.26 Main frame L Assy

Details the procedure for removing the Main frame L Assy.

9. Disassembly Procedure

9.27 Main motor Assy

Provides instructions for removing the Main motor Assy.

9. Disassembly Procedure

9.27 Main motor Assy

Provides instructions for removing the Main motor Assy.

9. Disassembly Procedure

9.28 Develop joint gear 37 / Develop joint

Details the procedure for removing the Develop joint gear and Develop joint.

9. Disassembly Procedure

9.29 LT drive gear 29

Provides instructions for removing the LT drive gear 29.

9. Disassembly Procedure

9.30 Toner sensor PCB Assy

Details the procedure for removing the Toner sensor PCB Assy.

9. Disassembly Procedure

9.31 MP solenoid

Provides instructions for removing the MP solenoid.

9. Disassembly Procedure

9.32 Develop clutch 51R / Develop one way clutch 53

Details the procedure for removing the Develop clutch 51R and Develop one way clutch 53.

9. Disassembly Procedure

9.33 New toner actuator

Provides instructions for removing the new toner actuator.

9. Disassembly Procedure

9.34 Internal temperature thermistor

Details the procedure for removing the internal temperature thermistor.

9. Disassembly Procedure

9.35 Fuser drive gear 39

Provides instructions for removing the fuser drive gear 39.

9. Disassembly Procedure

9.35 Fuser drive gear 39

Provides instructions for removing the fuser drive gear 39.

9. Disassembly Procedure

9.36 Duplex solenoid

Details the procedure for removing the duplex solenoid.

9. Disassembly Procedure

9.37 Back cover sensor

Provides instructions for removing the back cover sensor.

9. Disassembly Procedure

9.38 LT connector (T1)

Details the procedure for removing the LT connector (T1).

9. Disassembly Procedure

9.39 T1 roller holder Assy

Provides instructions for removing the T1 roller holder Assy.

9. Disassembly Procedure

9.40 High-voltage power supply PCB Assy

Details the procedure for removing the High-voltage power supply PCB Assy.

9. Disassembly Procedure

9.40 High-voltage power supply PCB Assy

Details the procedure for removing the High-voltage power supply PCB Assy.

9. Disassembly Procedure

9.40 High-voltage power supply PCB Assy

Details the procedure for removing the High-voltage power supply PCB Assy.

9. Disassembly Procedure

9.41 Eject sensor PCB Assy

Provides instructions for removing the Eject sensor PCB Assy.

9. Disassembly Procedure

9.42 MP roller holder Assy / MP separation pad Assy / MP separation pad spring

Details the procedure for removing MP roller holder Assy, MP separation pad Assy, and spring.

9. Disassembly Procedure

9.43 T1 paper feed sensor PCB Assy / T1 paper feed actuator / T1 paper feed actuator spring

Provides instructions for removing T1 paper feed sensor PCB Assy, actuator, and spring.

9. Disassembly Procedure

9.43 T1 paper feed sensor PCB Assy / T1 paper feed actuator / T1 paper feed actuator spring

Provides instructions for removing T1 paper feed sensor PCB Assy, actuator, and spring.

9. Disassembly Procedure

9.44 MP paper empty sensor PCB Assy / MP paper empty actuator 1 / MP paper empty actuator 2

Details the procedure for removing MP paper empty sensor PCB Assy and actuators.

9. Disassembly Procedure

9.44 MP paper empty sensor PCB Assy / MP paper empty actuator 1 / MP paper empty actuator 2

Details the procedure for removing MP paper empty sensor PCB Assy and actuators.

9. Disassembly Procedure

9.44 MP paper empty sensor PCB Assy / MP paper empty actuator 1 / MP paper empty actuator 2

Details the procedure for removing MP paper empty sensor PCB Assy and actuators.

9. Disassembly Procedure

9. Disassembly Procedure

9. Disassembly Procedure

10. Disassembly Procedure (LT Unit)

10.1 Paper tray 2

Details the procedure for removing and disassembling Paper tray 2.

10. Disassembly Procedure (LT Unit)

10.2 T2 roller holder Assy

Provides instructions for removing the T2 roller holder Assy.

10. Disassembly Procedure (LT Unit)

10.3 T2 side cover L

Details the procedure for removing the T2 side cover L.

10. Disassembly Procedure (LT Unit)

10.4 T2 side cover R

Provides instructions for removing the T2 side cover R.

10. Disassembly Procedure (LT Unit)

10.5 T2 front cover Assy

Details the procedure for removing the T2 front cover Assy.

10. Disassembly Procedure (LT Unit)

10.6 T2 relay PCB Assy

Provides instructions for removing the T2 relay PCB Assy.

10. Disassembly Procedure (LT Unit)

10.7 T2 clutch

Details the procedure for removing the T2 clutch.

10. Disassembly Procedure (LT Unit)

10.8 T2 paper feed sensor PCB Assy

Provides instructions for removing the T2 paper feed sensor PCB Assy.

10. Disassembly Procedure (LT Unit)

10.8 T2 paper feed sensor PCB Assy

Provides instructions for removing the T2 paper feed sensor PCB Assy.

10. Disassembly Procedure (LT Unit)

10.8 T2 paper feed sensor PCB Assy

Provides instructions for removing the T2 paper feed sensor PCB Assy.

10. Disassembly Procedure (LT Unit)

10.8 T2 paper feed sensor PCB Assy

Provides instructions for removing the T2 paper feed sensor PCB Assy.

10. Disassembly Procedure (LT Unit)

10.9 T2 back cover

Details the procedure for removing the T2 back cover.

10. Disassembly Procedure (LT Unit)

10.10 LT connector Assy (T2)

Provides instructions for removing the LT connector Assy (T2).

Chapter 4 Adjusting and Updating Settings

Chapter 4 Adjusting and Updating Settings

1. If You Replace the Main PCB Assy

Details the procedures for installing firmware, setting country, initializing EEPROM, and adjusting touch panel.

Chapter 4 Adjusting and Updating Settings

1. If You Replace the Main PCB Assy

Details the procedures for installing firmware, setting country, initializing EEPROM, and adjusting touch panel.

Chapter 4 Adjusting and Updating Settings

1. If You Replace the Main PCB Assy

Details the procedures for installing firmware, setting country, initializing EEPROM, and adjusting touch panel.

Chapter 4 Adjusting and Updating Settings

1. If You Replace the Main PCB Assy

Details the procedures for installing firmware, setting country, initializing EEPROM, and adjusting touch panel.

Chapter 4 Adjusting and Updating Settings

1. If You Replace the Main PCB Assy

Details the procedures for installing firmware, setting country, initializing EEPROM, and adjusting touch panel.

Chapter 4 Adjusting and Updating Settings

1.5 Acquiring White Level Data

Explains how to acquire white level data for the CIS unit.

1.6 Adjusting Touch Panel (Touch Panel Models Only)

Provides instructions for adjusting the touch panel detection area.

2. If You Replace the Laser Unit

2.1 Entering Adjusted Value of Laser Unit

Details the procedure for entering the adjusted value of the laser unit after replacement.

2. If You Replace the Laser Unit

2.1 Entering Adjusted Value of Laser Unit

Details the procedure for entering the adjusted value of the laser unit after replacement.

3. If You Replace the Low-Voltage Power Supply PCB Assy

3.1 Resetting Irregular Power Supply Detection Counter

Explains how to reset the irregular power supply detection counter after replacing the PCB.

4. If You Replace the High-Voltage Power Supply PCB Assy

4.1 Initializing Pre-discharge Detection Parameters

Details the procedure for initializing pre-discharge detection parameters after PCB replacement.

5. If You Replace Any Periodic Replacement Parts

6. If You Replace the Control Panel Assy or Touch Panel Assy

6.1 Installing Firmware (Touch Panel Models Only)

Provides instructions for installing panel firmware on touch panel models.

6. If You Replace the Control Panel Assy or Touch Panel Assy

6.1 Installing Firmware (Touch Panel Models Only)

Provides instructions for installing panel firmware on touch panel models.

6. If You Replace the Control Panel Assy or Touch Panel Assy

6.2 Adjusting Touch Panel (Touch Panel Models Only)

Provides instructions for adjusting the touch panel detection area.

6.3 Checking LCD Operation

Details how to check the LCD operation on the control panel.

6.4 Checking Control Panel Operation

Explains how to check the operation of control panel buttons.

7. If You Replace the Document Scanner Unit, ADF Unit (Duplex Scanning Model), or CIS Unit

7.1 Acquiring White Level Data (function code: 55)

Explains how to acquire white level data for the CIS unit.

Chapter 5 Service Functions

Chapter 5 Service Functions

1. Maintenance Mode

Explains the maintenance mode for checking settings, adjustments, and sensors using control panel buttons.

Chapter 5 Service Functions

1. Maintenance Mode

Explains the maintenance mode for checking settings, adjustments, and sensors using control panel buttons.

Chapter 5 Service Functions

1.2 List of Maintenance Mode Functions

Lists all available maintenance mode functions with their corresponding codes and refer to pages.

Chapter 5 Service Functions

1.3 Details of Maintenance Mode Functions

Provides detailed descriptions and operation procedures for maintenance mode functions.

Chapter 5 Service Functions

1.3 Details of Maintenance Mode Functions

Provides detailed descriptions and operation procedures for maintenance mode functions.

Chapter 5 Service Functions

1.3 Details of Maintenance Mode Functions

Provides detailed descriptions and operation procedures for maintenance mode functions.

Chapter 5 Service Functions

1.3 Details of Maintenance Mode Functions

Provides detailed descriptions and operation procedures for maintenance mode functions.

Chapter 5 Service Functions

1.3 Details of Maintenance Mode Functions

Provides detailed descriptions and operation procedures for maintenance mode functions.

Chapter 5 Service Functions

1.3 Details of Maintenance Mode Functions

Provides detailed descriptions and operation procedures for maintenance mode functions.

Chapter 5 Service Functions

1.3 Details of Maintenance Mode Functions

Provides detailed descriptions and operation procedures for maintenance mode functions.

Chapter 5 Service Functions

1.3 Details of Maintenance Mode Functions

Provides detailed descriptions and operation procedures for maintenance mode functions.

Chapter 5 Service Functions

1.3 Details of Maintenance Mode Functions

Provides detailed descriptions and operation procedures for maintenance mode functions.

Chapter 5 Service Functions

1.3 Details of Maintenance Mode Functions

Provides detailed descriptions and operation procedures for maintenance mode functions.

Chapter 5 Service Functions

1.3 Details of Maintenance Mode Functions

Provides detailed descriptions and operation procedures for maintenance mode functions.

Chapter 5 Service Functions

1.3 Details of Maintenance Mode Functions

Provides detailed descriptions and operation procedures for maintenance mode functions.

Chapter 5 Service Functions

1.3 Details of Maintenance Mode Functions

Provides detailed descriptions and operation procedures for maintenance mode functions.

Chapter 5 Service Functions

1.3 Details of Maintenance Mode Functions

Provides detailed descriptions and operation procedures for maintenance mode functions.

Chapter 5 Service Functions

1.3 Details of Maintenance Mode Functions

Provides detailed descriptions and operation procedures for maintenance mode functions.

Chapter 5 Service Functions

1.3 Details of Maintenance Mode Functions

Provides detailed descriptions and operation procedures for maintenance mode functions.

Chapter 5 Service Functions

1.3 Details of Maintenance Mode Functions

Provides detailed descriptions and operation procedures for maintenance mode functions.

Chapter 5 Service Functions

1.3 Details of Maintenance Mode Functions

Provides detailed descriptions and operation procedures for maintenance mode functions.

Chapter 5 Service Functions

1.3 Details of Maintenance Mode Functions

Provides detailed descriptions and operation procedures for maintenance mode functions.

Chapter 5 Service Functions

1.3 Details of Maintenance Mode Functions

Provides detailed descriptions and operation procedures for maintenance mode functions.

Chapter 5 Service Functions

1.3 Details of Maintenance Mode Functions

Provides detailed descriptions and operation procedures for maintenance mode functions.

Chapter 5 Service Functions

1.3 Details of Maintenance Mode Functions

Provides detailed descriptions and operation procedures for maintenance mode functions.

Chapter 5 Service Functions

1.3 Details of Maintenance Mode Functions

Provides detailed descriptions and operation procedures for maintenance mode functions.

Chapter 5 Service Functions

1.3 Details of Maintenance Mode Functions

Provides detailed descriptions and operation procedures for maintenance mode functions.

Chapter 5 Service Functions

1.3 Details of Maintenance Mode Functions

Provides detailed descriptions and operation procedures for maintenance mode functions.

Chapter 5 Service Functions

1.3 Details of Maintenance Mode Functions

Provides detailed descriptions and operation procedures for maintenance mode functions.

Chapter 5 Service Functions

1.3 Details of Maintenance Mode Functions

Provides detailed descriptions and operation procedures for maintenance mode functions.

Chapter 5 Service Functions

1.3 Details of Maintenance Mode Functions

Provides detailed descriptions and operation procedures for maintenance mode functions.

Chapter 5 Service Functions

1.3 Details of Maintenance Mode Functions

Provides detailed descriptions and operation procedures for maintenance mode functions.

Chapter 5 Service Functions

1.3 Details of Maintenance Mode Functions

Provides detailed descriptions and operation procedures for maintenance mode functions.

Chapter 5 Service Functions

1.3 Details of Maintenance Mode Functions

Provides detailed descriptions and operation procedures for maintenance mode functions.

Chapter 5 Service Functions

1.3 Details of Maintenance Mode Functions

Provides detailed descriptions and operation procedures for maintenance mode functions.

Chapter 5 Service Functions

2. Other Service Functions

Provides functions for changing Deep Sleep mode settings.

Chapter 5 Service Functions

2. Other Service Functions

Provides functions for resetting counters for periodic replacement parts.

Chapter 5 Service Functions

2. Other Service Functions

Provides functions for resetting the developer roller counter.

Chapter 5 Service Functions

2. Other Service Functions

Provides functions for displaying ROM version and performing demo printing.

Chapter 6 Wiring Diagram

Chapter 6 Wiring Diagram

1. Wiring Diagram

Provides the wiring diagram for the connections of the PCBs within the machine.

Chapter 7 Periodical Maintenance

Chapter 7 Periodical Maintenance

1. Safety Precautions

Provides essential warnings and precautions to avoid secondary problems during maintenance work.

2. Periodical Replacement Parts

Lists parts that require periodic replacement and their procedures.

Chapter 7 Periodical Maintenance

1. Safety Precautions

Provides essential warnings and precautions to avoid secondary problems during maintenance work.

Chapter 7 Periodical Maintenance

2. Periodical Replacement Parts

Lists parts that require periodic replacement and their procedures.

Chapter 7 Periodical Maintenance

2. Periodical Replacement Parts

Lists parts that require periodic replacement and their procedures.

Chapter 7 Periodical Maintenance

2. Periodical Replacement Parts

Lists parts that require periodic replacement and their procedures.

Chapter 7 Periodical Maintenance

2. Periodical Replacement Parts

Lists parts that require periodic replacement and their procedures.

Chapter 7 Periodical Maintenance

2. Periodical Replacement Parts

Lists parts that require periodic replacement and their procedures.

Chapter 7 Periodical Maintenance

2. Periodical Replacement Parts

Lists parts that require periodic replacement and their procedures.

Chapter 7 Periodical Maintenance

2. Periodical Replacement Parts

Lists parts that require periodic replacement and their procedures.

Chapter 7 Periodical Maintenance

2. Periodical Replacement Parts

Lists parts that require periodic replacement and their procedures.

Chapter 7 Periodical Maintenance

2. Periodical Replacement Parts

Lists parts that require periodic replacement and their procedures.

Chapter 7 Periodical Maintenance

2. Periodical Replacement Parts

Lists parts that require periodic replacement and their procedures.

Chapter 7 Periodical Maintenance

2. Periodical Replacement Parts

Lists parts that require periodic replacement and their procedures.

Chapter 7 Periodical Maintenance

2. Periodical Replacement Parts

Lists parts that require periodic replacement and their procedures.

Chapter 7 Periodical Maintenance

2. Periodical Replacement Parts

Lists parts that require periodic replacement and their procedures.

Chapter 7 Periodical Maintenance

2. Periodical Replacement Parts

Lists parts that require periodic replacement and their procedures.

Chapter 7 Periodical Maintenance

2. Periodical Replacement Parts

Lists parts that require periodic replacement and their procedures.

Appendix 1 Serial Numbering System

Appendix 1 Serial Numbering System

Serial number label (1 location)

Explains how to read and interpret the serial number label.

Appendix 2 Deleting User Setting Information

Appendix 2 Deleting User Setting Information

Operating Procedure

Provides instructions on how to delete user setting information stored in the main PCB.

Appendix 3 Installing Maintenance Driver

Appendix 3 Installing Maintenance Driver

Operating Procedure

Guides on installing the maintenance driver for computer to machine connection.

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