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Brother DCP7010 - User Manual

Brother DCP7010
327 pages
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Confidential
FACSIMILE EQUIPMENT
SERVICE MANUAL
MODELS: MFC7420/7820N
DCP7010/7020/7025

Table of Contents

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Summary

Preface

Chapter 1: Parts Names and Functions

1.1 Equipment Outline

Describes the physical layout and components of the machine's front and rear views.

1.2 Control Panel

Details the functions and layout of the MFC's control panel buttons and display.

1.3 Components

Lists and illustrates the major internal components of the equipment.

Chapter 2: Specifications

2.1 General Specifications

Provides general specifications including memory, ADF, paper tray, printer type, power, dimensions, weight, noise, temp, and humidity.

2.1.2 Paper Specifications

Details paper types, sizes, weight, caliper, and moisture content for tray and manual feed.

2.2 Specifications List

A comparative table of specifications for different models (MFC7420/7820N and DCP series).

Chapter 3: Theory of Operation

3.1 Overview

Provides a block diagram showing the main sections and their connections, including host computer and interfaces.

3.2 Mechanical Components

Illustrates the mechanical parts of the printing mechanism, including rollers, gears, and actuators.

3.2.2.7 Print Process

Details the charging, exposure, developing, transfer, and fixing stages of the printing mechanism.

Chapter 4: Transfer of Data Left in the Machine to be Sent for Repair

4.1 Transferring Received Fax Data

Provides a step-by-step procedure for transferring fax data to another machine before repair.

Chapter 5: Disassembly;Reassembly and Lubrication

5.1 Disassembly;Reassembly

Covers essential safety precautions and general procedures before starting disassembly.

5.1.8 ADF Unit

Procedure for removing the ADF unit and scanner unit, including connector disconnection.

5.1.17 Fixing Unit

Steps to disconnect harnesses, remove screws, and detach the fixing unit.

5.1.19 Main PCB

Details on disconnecting connectors and removing the main PCB, with notes on post-replacement adjustments.

5.2 Lubrication

Details lubrication points and specific lubricants for gears and rollers in mechanical components.

Chapter 6: Adjustments and Updating of Settings, Required After Parts Replacement

6.1 If You Replace the Main PCB

Lists essential steps after replacing the main PCB, including loading data, initializing EEPROM, and setting serial numbers.

6.2 If You Replace the Laser Scanner Unit Assy

Outlines the procedure for inputting adjusted values after replacing the laser scanner unit.

Chapter 7: Cleaning

Chapter 8: Maintenance Mode

8.1 Entry into the Maintenance Mode

Explains the procedure to access the machine's maintenance mode for various models.

8.2 List of Maintenance-Mode Functions

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

8.4.1 EEPROM Parameter Initialization

Initializes EEPROM parameters to factory default values for maintenance and customization.

8.4.6 Firmware Switch Setting and Printout

Allows modification and printing of firmware switch settings to customize machine behavior.

8.4.9 Sensor Operational Check

Checks the operational status of the machine's various sensors.

Chapter 9: Error Indication and Troubleshooting

9.1 Error Indication

Displays error messages and codes shown on the LCD for equipment and communication errors.

9.1.1 Equipment Errors

Lists common equipment error messages and their corresponding causes and recommended actions.

9.2 Troubleshooting

Provides general precautions and initial checks before troubleshooting complex issues.

9.2.4 Troubleshooting Based on Problem Type

Offers systematic troubleshooting steps for common problems like paper feeding and image defects.

Appendix 1: Serial Numbering System

Serial Numbering System

Explains the format and location of serial number labels on the machine and laser unit.

Appendix 2: Firmware Installation

A2.1 Installing the Update Data to the Machine

Provides instructions for updating firmware via parallel or USB interface.

Appendix 3: Customizing Codes According to Shipping Destination

EEPROM Customizing Codes

Explains how to customize EEPROM settings for language and function preferences.

Appendix 4: Firmware Switches (WSW)

WSW01 (Dial Pulse Setting)

Details selector settings for dial pulse generation, break time, and inter-digit pause.

WSW19 (Transmission Speed Setting)

Covers selectors for setting modem speed range and V.34 mode options.

WSW40 (V.34 Modem Settings)

Explains selectors for masking symbol rates to limit transmission speed range in V.34 mode.

Appendix 5: Wiring Diagram

Main PCB

Shows the main PCB and its connections to various components and interfaces.

Appendix 6: Circuit Diagrams

A. NCU PCB: MFC7420 (U.S.A. and CANADA models)

Provides the circuit diagram for the NCU PCB for MFC7420 in US/Canada.

B. Power Supply PCB 100 V (U.S.A. and CANADA models)

Presents the circuit diagram for the 100V Power Supply PCB for US/Canada models.

Summary

Preface

Chapter 1: Parts Names and Functions

1.1 Equipment Outline

Describes the physical layout and components of the machine's front and rear views.

1.2 Control Panel

Details the functions and layout of the MFC's control panel buttons and display.

1.3 Components

Lists and illustrates the major internal components of the equipment.

Chapter 2: Specifications

2.1 General Specifications

Provides general specifications including memory, ADF, paper tray, printer type, power, dimensions, weight, noise, temp, and humidity.

2.1.2 Paper Specifications

Details paper types, sizes, weight, caliper, and moisture content for tray and manual feed.

2.2 Specifications List

A comparative table of specifications for different models (MFC7420/7820N and DCP series).

Chapter 3: Theory of Operation

3.1 Overview

Provides a block diagram showing the main sections and their connections, including host computer and interfaces.

3.2 Mechanical Components

Illustrates the mechanical parts of the printing mechanism, including rollers, gears, and actuators.

3.2.2.7 Print Process

Details the charging, exposure, developing, transfer, and fixing stages of the printing mechanism.

Chapter 4: Transfer of Data Left in the Machine to be Sent for Repair

4.1 Transferring Received Fax Data

Provides a step-by-step procedure for transferring fax data to another machine before repair.

Chapter 5: Disassembly;Reassembly and Lubrication

5.1 Disassembly;Reassembly

Covers essential safety precautions and general procedures before starting disassembly.

5.1.8 ADF Unit

Procedure for removing the ADF unit and scanner unit, including connector disconnection.

5.1.17 Fixing Unit

Steps to disconnect harnesses, remove screws, and detach the fixing unit.

5.1.19 Main PCB

Details on disconnecting connectors and removing the main PCB, with notes on post-replacement adjustments.

5.2 Lubrication

Details lubrication points and specific lubricants for gears and rollers in mechanical components.

Chapter 6: Adjustments and Updating of Settings, Required After Parts Replacement

6.1 If You Replace the Main PCB

Lists essential steps after replacing the main PCB, including loading data, initializing EEPROM, and setting serial numbers.

6.2 If You Replace the Laser Scanner Unit Assy

Outlines the procedure for inputting adjusted values after replacing the laser scanner unit.

Chapter 7: Cleaning

Chapter 8: Maintenance Mode

8.1 Entry into the Maintenance Mode

Explains the procedure to access the machine's maintenance mode for various models.

8.2 List of Maintenance-Mode Functions

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

8.4.1 EEPROM Parameter Initialization

Initializes EEPROM parameters to factory default values for maintenance and customization.

8.4.6 Firmware Switch Setting and Printout

Allows modification and printing of firmware switch settings to customize machine behavior.

8.4.9 Sensor Operational Check

Checks the operational status of the machine's various sensors.

Chapter 9: Error Indication and Troubleshooting

9.1 Error Indication

Displays error messages and codes shown on the LCD for equipment and communication errors.

9.1.1 Equipment Errors

Lists common equipment error messages and their corresponding causes and recommended actions.

9.2 Troubleshooting

Provides general precautions and initial checks before troubleshooting complex issues.

9.2.4 Troubleshooting Based on Problem Type

Offers systematic troubleshooting steps for common problems like paper feeding and image defects.

Appendix 1: Serial Numbering System

Serial Numbering System

Explains the format and location of serial number labels on the machine and laser unit.

Appendix 2: Firmware Installation

A2.1 Installing the Update Data to the Machine

Provides instructions for updating firmware via parallel or USB interface.

Appendix 3: Customizing Codes According to Shipping Destination

EEPROM Customizing Codes

Explains how to customize EEPROM settings for language and function preferences.

Appendix 4: Firmware Switches (WSW)

WSW01 (Dial Pulse Setting)

Details selector settings for dial pulse generation, break time, and inter-digit pause.

WSW19 (Transmission Speed Setting)

Covers selectors for setting modem speed range and V.34 mode options.

WSW40 (V.34 Modem Settings)

Explains selectors for masking symbol rates to limit transmission speed range in V.34 mode.

Appendix 5: Wiring Diagram

Main PCB

Shows the main PCB and its connections to various components and interfaces.

Appendix 6: Circuit Diagrams

A. NCU PCB: MFC7420 (U.S.A. and CANADA models)

Provides the circuit diagram for the NCU PCB for MFC7420 in US/Canada.

B. Power Supply PCB 100 V (U.S.A. and CANADA models)

Presents the circuit diagram for the 100V Power Supply PCB for US/Canada models.

Brother DCP7010 Specifications

General IconGeneral
Printing TechnologyLaser
Black print speed20 ppm
Max. black printing resolution2400 x 600 dpi
Maximum paper sizeA4
Input paper capacity250 sheets
Copier Speed20 cpm
Media TypesEnvelopes, Labels, Plain paper, Transparencies
Monthly Duty Cycle10, 000 pages
ConnectivityUSB
FunctionsCopy, Print

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