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Canon imageRUNNER 7095 - Service Manual

Canon imageRUNNER 7095
615 pages
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SERVICE
MANUAL
imageRUNNER
7105/7095/7086
COPYRIGHT ©2005 CANON INC. CANON imageRUNNER 7105/7095/7086 REV. 0 PRINTED IN U.S.A.
DU7-1166-000
NOVEMBER 2005
REV. 0
SM main cover.qxp 11/28/2005 2:28 PM Page 1

Table of Contents

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Summary

Chapter 1 Introduction

1.1 System Construction

Describes the overall system construction and configurations with various accessories.

1.2 Product Specifications

Details product specifications including parts, usage, safety, functions, and properties.

1.2.4 Safety

Provides safety precautions related to laser light, CDRH regulations, and toner handling.

Chapter 2 Installation

2.1 Making Pre-Checks

Covers points to note before installation, site selection, and checking contents.

2.2 Unpacking and Installation

Details the procedure for unpacking and installing the machine and its various components.

2.3 Checking the Connection to the Network

Explains how to check network connections using PING command and remote host address.

2.4 Troubleshooting the Network

Covers common network issues and troubleshooting steps like loop back and local host checks.

2.5 Installing the Card Reader

Details the procedure for installing the card reader unit.

Chapter 3 Basic Operation

3.1 Construction

Details the functional construction of the copier, dividing it into five functional blocks.

3.2 Basic Sequence

Outlines the basic sequence of operations, particularly for power-on.

Chapter 4 Main Controller

4.1 Construction

Details the construction and functions of the main controller, including its components and interfaces.

4.3 Start-Up Sequence

Describes the sequence of operations when the machine starts up, including software loading.

4.5 Image Processing

Explains the configuration of image processing modules and the flow of image data.

4.6 Parts Replacement Procedure

Details procedures for replacing parts related to the main controller box and PCB.

Chapter 5 Original Exposure System

5.1 Construction

Details specifications, controls, and major components of the original exposure system for iR7105/7095 and iR7086.

5.2 Basic Sequence

Outlines the basic sequence of operations for the original exposure system at power-on for both models.

5.3 Various Control

Explains controls for scanner drive system, scanning lamp, and original size detection.

5.4 Parts Replacement Procedure

Details procedures for replacing components of the original exposure system like CCD unit, glass, lamp, etc.

Chapter 6 Laser Exposure

6.1 Construction

Describes the laser exposure system, including laser light, scanner motor, and polygon mirror.

6.2 Basic Sequence

Details the basic sequence of operations for the laser exposure system, including motor and lamp control.

6.3 Various Controls

Explains controls for laser activation timing, intensity, scanner motor, and laser shutter.

6.4 Parts Replacement Procedure

Details the procedure for replacing the laser scanner unit.

Chapter 7 Image Formation

7.1 Construction

Details the construction and major components of the image formation system.

7.2 Image Formation Process

Outlines the steps involved in the machine's image formation process.

7.4 Potential Control

Explains potential control for determining optimum grid bias, laser output, and developing bias.

7.5 Charging Mechanism

Details the primary, pre-transfer, and dust-collecting charging mechanisms.

7.7 Developing Assembly

Describes the components and control systems associated with the developing assembly.

7.10 Parts Replacement Procedure

Details procedures for replacing parts within the image formation system, like process unit, lamps, and assemblies.

Chapter 8 Pickup;Feeding System

8.1 Construction

Details specifications, arrangement of rollers/sensors, and control system for the pickup/feeding system.

8.2 Basic Sequence

Outlines the basic sequence of operations for right deck and cassette pickup.

8.3 Detecting Jams

Explains jam detection outline, delay jams, and stationary jams.

8.4 Cassette Pick-Up Unit

Details the outline and detection mechanisms for paper presence, level, and size in cassettes.

8.5 Manual Feed Pickup Unit

Describes the pickup operation and paper size detection for the manual feed tray.

8.6 Deck

Details the outline, lifter limiter, and paper detection mechanisms for decks.

8.8 Duplex Feeding Unit

Covers copying on the first/second side and sequences of operations for duplex feeding.

8.10 Detecting the Double-Feed

Explains the mechanism for detecting double feeding using ultrasonic sensors.

8.11 Parts Replacement Procedure

Details procedures for replacing various parts within the pickup/feeding system.

Chapter 9 Fixing System

9.1 Construction

Details the fixing system construction, drive system overview, and control mechanisms.

9.2 Basic Sequence

Outlines the basic sequence of operations for the fixing system, including heater control.

9.3 Various Control Mechanisms

Explains control mechanisms for fixing roller temperature, transparency, heavy paper, and power save modes.

9.4 Protective Functions

Details error detection related to fixing temperature control, including thermistors and thermal switches.

9.5 Parts Replacement Procedure

Details procedures for replacing components of the fixing system, such as the fixing unit, rollers, and heaters.

Chapter 10 External and Controls

10.1 Control Panel

Overview of the control panel, including PCBs and LCD, with related service modes.

10.3 Fans

Shows the arrangement, names, and functions of fans for iR7086 and iR7105/7095 models.

10.4 Power Supply System

Details the DC power supply, backup battery, and energy-saving functions.

10.5 Parts Replacement Procedure

Covers replacement procedures for various external and control components like drive assemblies, PCBs, and switches.

Chapter 11 MEAP

11.1 MEAP

Overview of MEAP, including its definition, counter mechanisms, and platform construction.

Chapter 12 RDS

12.1 RDS

Explains RDS specifications, including application operation, service center settings, communication tests, and troubleshooting.

Chapter 13 Maintenance & Inspection

13.1 Periodically Replaced Parts

Lists parts that require periodic replacement and their expected life based on usage.

13.2 Durables and Consumables

Details parts that may need replacement due to wear or damage, including their part numbers and life.

13.3 Scheduled Servicing Basic Procedure

Provides basic procedures, charts, and points to note for scheduled maintenance tasks.

Chapter 14 Standards & Adjustments

14.1 Image Adjustment Basic Procedure

Covers making pre-checks and performing checks on the printer and reader sides for image quality.

14.2 Image Adjustments

Details standards of image position and adjustments for side registration, margins, and non-image width.

14.3 Scanning System

Discusses component replacement and mirror base position adjustment for the scanning system.

14.4 Laser Exposure System

Covers replacement of the laser scanner unit and checking the laser power.

14.5 Image Formation System

Explains adjustments for charging wire height and fixing roller pressure.

14.6 Fixing System

Details adjustments for lower roller pressure, fixing heater, and electrical components.

Chapter 15 Correcting Faulty Images

15.1 Making Initial Checks

Covers site installation, originals, copyboard, charging assemblies, developing unit, paper, and periodically replaced parts.

15.2 Outline of Electrical Components

Lists and describes electrical components including clutches, solenoids, motors, fans, PCBs, and sensors.

Chapter 16 Self-Diagnosis

16.1 Error Code Table

Lists error codes, their descriptions, and remedial actions for various faults.

16.2 Error Code Details

Provides detailed explanations and corrective actions for specific error codes like E000, E001, E002, etc.

16.3 Jam Code

Lists jam codes for the printer, DADF-Q1, and DADF-M1, along with sensor information.

16.4 Alarm Code

Provides a table of alarm codes, locations, and descriptions.

Chapter 17 Service Mode

17.1 Outline

Explains service mode screen configuration, entering/exiting modes, backing up, and initial screens.

17.2 FEEDER

Details FEEDER items for adjusting sensor sensitivity, belt cleaning, and motor checks.

17.3 I;O (I;O Display Mode)

Explains I/O display modes, including DC-CON, R-CON, FEEDER, SORTER, and MN-CONT.

17.4 ADJUST (Adjustment Mode)

Covers adjustments for AE, ADJ-XY, HV-SP, FEED-ADJ, CST-ADJ, and others.

17.5 FUNCTION (Operation;Inspection Mode)

Details function items for COPIER, FEEDER, and SORTER, including installation and operational checks.

17.6 OPTION (Machine Settings Mode)

Covers option settings for COPIER, FEEDER, SORTER, and BOARD, including paper settings and special modes.

17.7 TEST (Test Print Mode)

Explains test print modes for COPIER and NETWORK, including PG settings and PING commands.

Chapter 18 Upgrading

18.1 Outline

Provides an overview of upgrading work, functions, operations, and points to note for downloading.

18.2 Making Preparations

Details installing system software from CD/SST to PC, copying to USB, and making connections.

18.3 Formatting the HDD

Explains formatting the HDD for all partitions or selected partitions.

18.4 Downloading System Software

Covers downloading system software (ALL, Single, Overwriting) and version upgrades using USB.

Chapter 19 Service Tools

19.1 Service Tools

Lists special tools required for servicing the copier, including their tool numbers, shapes, ranks, and remarks.

19.1.2 Solvents;Oils

Lists solvents and oils used for cleaning and lubricating, including their uses, compositions, and remarks.

Summary

Chapter 1 Introduction

1.1 System Construction

Describes the overall system construction and configurations with various accessories.

1.2 Product Specifications

Details product specifications including parts, usage, safety, functions, and properties.

1.2.4 Safety

Provides safety precautions related to laser light, CDRH regulations, and toner handling.

Chapter 2 Installation

2.1 Making Pre-Checks

Covers points to note before installation, site selection, and checking contents.

2.2 Unpacking and Installation

Details the procedure for unpacking and installing the machine and its various components.

2.3 Checking the Connection to the Network

Explains how to check network connections using PING command and remote host address.

2.4 Troubleshooting the Network

Covers common network issues and troubleshooting steps like loop back and local host checks.

2.5 Installing the Card Reader

Details the procedure for installing the card reader unit.

Chapter 3 Basic Operation

3.1 Construction

Details the functional construction of the copier, dividing it into five functional blocks.

3.2 Basic Sequence

Outlines the basic sequence of operations, particularly for power-on.

Chapter 4 Main Controller

4.1 Construction

Details the construction and functions of the main controller, including its components and interfaces.

4.3 Start-Up Sequence

Describes the sequence of operations when the machine starts up, including software loading.

4.5 Image Processing

Explains the configuration of image processing modules and the flow of image data.

4.6 Parts Replacement Procedure

Details procedures for replacing parts related to the main controller box and PCB.

Chapter 5 Original Exposure System

5.1 Construction

Details specifications, controls, and major components of the original exposure system for iR7105/7095 and iR7086.

5.2 Basic Sequence

Outlines the basic sequence of operations for the original exposure system at power-on for both models.

5.3 Various Control

Explains controls for scanner drive system, scanning lamp, and original size detection.

5.4 Parts Replacement Procedure

Details procedures for replacing components of the original exposure system like CCD unit, glass, lamp, etc.

Chapter 6 Laser Exposure

6.1 Construction

Describes the laser exposure system, including laser light, scanner motor, and polygon mirror.

6.2 Basic Sequence

Details the basic sequence of operations for the laser exposure system, including motor and lamp control.

6.3 Various Controls

Explains controls for laser activation timing, intensity, scanner motor, and laser shutter.

6.4 Parts Replacement Procedure

Details the procedure for replacing the laser scanner unit.

Chapter 7 Image Formation

7.1 Construction

Details the construction and major components of the image formation system.

7.2 Image Formation Process

Outlines the steps involved in the machine's image formation process.

7.4 Potential Control

Explains potential control for determining optimum grid bias, laser output, and developing bias.

7.5 Charging Mechanism

Details the primary, pre-transfer, and dust-collecting charging mechanisms.

7.7 Developing Assembly

Describes the components and control systems associated with the developing assembly.

7.10 Parts Replacement Procedure

Details procedures for replacing parts within the image formation system, like process unit, lamps, and assemblies.

Chapter 8 Pickup;Feeding System

8.1 Construction

Details specifications, arrangement of rollers/sensors, and control system for the pickup/feeding system.

8.2 Basic Sequence

Outlines the basic sequence of operations for right deck and cassette pickup.

8.3 Detecting Jams

Explains jam detection outline, delay jams, and stationary jams.

8.4 Cassette Pick-Up Unit

Details the outline and detection mechanisms for paper presence, level, and size in cassettes.

8.5 Manual Feed Pickup Unit

Describes the pickup operation and paper size detection for the manual feed tray.

8.6 Deck

Details the outline, lifter limiter, and paper detection mechanisms for decks.

8.8 Duplex Feeding Unit

Covers copying on the first/second side and sequences of operations for duplex feeding.

8.10 Detecting the Double-Feed

Explains the mechanism for detecting double feeding using ultrasonic sensors.

8.11 Parts Replacement Procedure

Details procedures for replacing various parts within the pickup/feeding system.

Chapter 9 Fixing System

9.1 Construction

Details the fixing system construction, drive system overview, and control mechanisms.

9.2 Basic Sequence

Outlines the basic sequence of operations for the fixing system, including heater control.

9.3 Various Control Mechanisms

Explains control mechanisms for fixing roller temperature, transparency, heavy paper, and power save modes.

9.4 Protective Functions

Details error detection related to fixing temperature control, including thermistors and thermal switches.

9.5 Parts Replacement Procedure

Details procedures for replacing components of the fixing system, such as the fixing unit, rollers, and heaters.

Chapter 10 External and Controls

10.1 Control Panel

Overview of the control panel, including PCBs and LCD, with related service modes.

10.3 Fans

Shows the arrangement, names, and functions of fans for iR7086 and iR7105/7095 models.

10.4 Power Supply System

Details the DC power supply, backup battery, and energy-saving functions.

10.5 Parts Replacement Procedure

Covers replacement procedures for various external and control components like drive assemblies, PCBs, and switches.

Chapter 11 MEAP

11.1 MEAP

Overview of MEAP, including its definition, counter mechanisms, and platform construction.

Chapter 12 RDS

12.1 RDS

Explains RDS specifications, including application operation, service center settings, communication tests, and troubleshooting.

Chapter 13 Maintenance & Inspection

13.1 Periodically Replaced Parts

Lists parts that require periodic replacement and their expected life based on usage.

13.2 Durables and Consumables

Details parts that may need replacement due to wear or damage, including their part numbers and life.

13.3 Scheduled Servicing Basic Procedure

Provides basic procedures, charts, and points to note for scheduled maintenance tasks.

Chapter 14 Standards & Adjustments

14.1 Image Adjustment Basic Procedure

Covers making pre-checks and performing checks on the printer and reader sides for image quality.

14.2 Image Adjustments

Details standards of image position and adjustments for side registration, margins, and non-image width.

14.3 Scanning System

Discusses component replacement and mirror base position adjustment for the scanning system.

14.4 Laser Exposure System

Covers replacement of the laser scanner unit and checking the laser power.

14.5 Image Formation System

Explains adjustments for charging wire height and fixing roller pressure.

14.6 Fixing System

Details adjustments for lower roller pressure, fixing heater, and electrical components.

Chapter 15 Correcting Faulty Images

15.1 Making Initial Checks

Covers site installation, originals, copyboard, charging assemblies, developing unit, paper, and periodically replaced parts.

15.2 Outline of Electrical Components

Lists and describes electrical components including clutches, solenoids, motors, fans, PCBs, and sensors.

Chapter 16 Self-Diagnosis

16.1 Error Code Table

Lists error codes, their descriptions, and remedial actions for various faults.

16.2 Error Code Details

Provides detailed explanations and corrective actions for specific error codes like E000, E001, E002, etc.

16.3 Jam Code

Lists jam codes for the printer, DADF-Q1, and DADF-M1, along with sensor information.

16.4 Alarm Code

Provides a table of alarm codes, locations, and descriptions.

Chapter 17 Service Mode

17.1 Outline

Explains service mode screen configuration, entering/exiting modes, backing up, and initial screens.

17.2 FEEDER

Details FEEDER items for adjusting sensor sensitivity, belt cleaning, and motor checks.

17.3 I;O (I;O Display Mode)

Explains I/O display modes, including DC-CON, R-CON, FEEDER, SORTER, and MN-CONT.

17.4 ADJUST (Adjustment Mode)

Covers adjustments for AE, ADJ-XY, HV-SP, FEED-ADJ, CST-ADJ, and others.

17.5 FUNCTION (Operation;Inspection Mode)

Details function items for COPIER, FEEDER, and SORTER, including installation and operational checks.

17.6 OPTION (Machine Settings Mode)

Covers option settings for COPIER, FEEDER, SORTER, and BOARD, including paper settings and special modes.

17.7 TEST (Test Print Mode)

Explains test print modes for COPIER and NETWORK, including PG settings and PING commands.

Chapter 18 Upgrading

18.1 Outline

Provides an overview of upgrading work, functions, operations, and points to note for downloading.

18.2 Making Preparations

Details installing system software from CD/SST to PC, copying to USB, and making connections.

18.3 Formatting the HDD

Explains formatting the HDD for all partitions or selected partitions.

18.4 Downloading System Software

Covers downloading system software (ALL, Single, Overwriting) and version upgrades using USB.

Chapter 19 Service Tools

19.1 Service Tools

Lists special tools required for servicing the copier, including their tool numbers, shapes, ranks, and remarks.

19.1.2 Solvents;Oils

Lists solvents and oils used for cleaning and lubricating, including their uses, compositions, and remarks.

Canon imageRUNNER 7095 Specifications

General IconGeneral
TypeDigital Multifunction Printer
FunctionsPrint, Copy, Scan, Fax
Print Speed95 ppm
Warm-Up Time30 Seconds or Less
Print Resolution1200 x 1200 dpi
Paper SizesLetter, Legal
DuplexingAutomatic
InterfaceUSB 2.0, Ethernet
Power Consumption1.5 kW (max)
Weight160 kg
First-Copy Time3.9 seconds

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