Gestetner G073 Manuals

Manuals and User Guides for Gestetner G073. We have 1 Gestetner G073 manual available for free PDF download: Service Manual

Gestetner G073 Service Manual

Gestetner G073 Service Manual (335 pages)

Brand: Gestetner | Category: All in One Printer | Size: 7.99 MB

Table of Contents

Service Manual
5
Table of Contents
17
Replacement and Adjustment
27
Installation
29
Installation Requirements

31
- Environment
  31
- Machine Level
  31
- Machine Space Requirement
  31
- Power Requirements
  32
- Machine Installation
  32
- Optional Unit Installation
  32
Preventive Maintenance

33
- User Maintenance
  35
Preventive Maintenance

35
- Service Maintenance
  36
Replacement and Adjustment

37
- Special Tools
  39
- Replacement and Adjustment
  39
- Exterior Covers
  40
- Laser Unit
  41
  - Caution Decal Locations
    41
  - Polygon Mirror Motor
    42
  - Laser Synchronization Detector
    42
  - Laser Unit
    43
  - Laser Diode Unit
    45
    
    Laser Beam Pitch Adjustment
    46
- Transfer Roller
  47
- Toner End Sensor
  47
- Fusing
  48
  - Fusing Unit
    48
  - Hot Roller and Fusing Lamp
    49
  - Thermistor and Thermostat
    51
- Paper Feed
  52
  - Feed Roller
    52
  - Friction Pad
    52
- By-Pass Tray
  53
  - By-Pass Tray Unit and By-Pass Feed Roller
    53
- Printer Controller Board
  54
- Engine Board
  54
- Main Motor
  55
- Solenoids and Clutches
  55
- Power Supply Unit and High Voltage Supply Board
  56
- Image Adjustment
  57
  - Registration Adjustment
    57
  - Parallelogram Image Adjustment
    57
Troubleshooting

59
- Service Call Conditions
  61
- Troubleshooting
  61
  - Sc Code Descriptions
    62
  - Controller Error
    64
  - Electrical Component Defects
    66
    
    Sensors
    66
    
    Switches
    66
  - Blown Fuse Conditions
    67
  - Leds
    67
Service Tables

71
- Service Program Mode
  73
  - Enabling and Disabling Service Program Mode
    73
    
    Accessing the Required Program
    73
    
    Entering the Service Mode
    73
Service Tables

73
- Inputting a Value or Setting for a Service Program
  74
- Exiting Service Mode
  74
- Printer Controller Service Mode
  75
  - Service Mode Menu ('1. Service Menu')
    75
  - Bit Switch Programming
    75
- Printer Engine Service Mode
  76
- Firmware Update Procedure
  86
  - Controller/Nib/Engine Firmware Update
    86
  - Error Recovery
    87
    
    Controller
    87
    
    Nib/Engine Board
    87
- Power-On Self Test
  88
- Other Tests
  88
- User Program Mode
  89
- Dip Switches
  90
  - Controller Board
    90
  - Engine Board
    90
- Firmware History
  91
- Detailed Descriptions
  99
- Detailed Section Descriptions
  101
- Overview
  101
  - Mechanical Component Layout
    101
  - Paper Path
    102
  - Board Structure
    103
    
    Overview
    103
    
    Descriptions
    104
    
    Controller Board
    105
  - Printing Process
    106
    
    Overview
    106
    
    Laser Exposure
    107
    
    Overview
    107
    
    Automatic Power Control (APC)
    108
    
    LD Safety Mechanisms
    109
    
    Cartridge Overview
    110
    
    Drum Charge
    110
    
    Development
    111
    
    Development Unit
    111
    
    Overview
    111
    
    Toner Supply
    111
    
    Development Bias
    112
    
    Toner Density Control
    112
    
    Toner End Detection
    113
    
    Image Transfer and Paper Separation
    114
    
    Overview
    114
    
    Transfer Roller Cleaning
    114
    
    Cleaning
    115
    
    Quenching
    115
    
    ID Chip
    116
  - Paper Feed
    117
    
    By-Pass Tray
    117
    
    Overview
    117
    
    Paper Tray
    117
    
    Paper Lift
    118
    
    Paper Tray
    118
    
    Tray Extension
    118
    
    Paper Feed and Registration
    119
    
    Paper End/Paper Near-End Detection
    120
    
    Paper Size Detection
    120
    
    By-Pass Tray
    121
  - Image Fusing and Paper Exit
    122
    
    Fusing Drive
    122
    
    Overview
    122
    
    Fusing Entrance Guide Shift
    123
    
    Pressure Roller
    123
    
    New Fusing Unit Detection
    124
    
    Fusing Temperature Control
    125
    
    Paper Exit
    126
    
    Energy Saver Mode
    127
    
    Entering Energy Saver Mode
    127
    
    Leaving Energy Saver Mode
    127
  - Controller Functions
    128
    
    Meter-Charge Counter Display
    128
    
    Meter-Charge Mode
    128
    
    PM Warning Display
    128
    
    Sample Print
    128
    
    Locked Print
    129
    
    Manual Tray Select
    129
    
    Paper Source Selection
    129
    
    Tray Lock
    129
    
    Tray Priority (Auto Tray Select)
    129
    
    Auto Continue
    130
    
    Auto Tray Select
    130
    
    Manual Tray Select
    130
    
    Auto Tray Switching
    131
    
    Output Tray Selected
    131
    
    Paper Output Tray
    131
  - Nib
    132
    
    Block Diagram
    132
    
    Led Indicators
    132
  - Ieee1394 Interface
    133
    
    Hardware Specification
    133
    
    Ieee1394
    133
    
    Specifications
    133
    
    System Requirements
    133
    
    Block Diagram
    134
    
    Pin Assignment
    134
    
    Remarks about this Interface Kit
    135
    
    Troubleshooting Notes
    135
Specifications

137
- General Specifications
  139
  - Supported Paper Sizes
    141
  - Software Accessories
    142
  - Printer Drivers
    142
  - Utility Software
    142
  - Machine Configuration
    143
  - System Components
    143
  - Optional Equipment
    144
    
    Duplex Unit
    144
    
    Envelope Feeder
    144
    
    Paper Tray Unit
    144
    
    Four-Bin Mailbox
    145
Replacement and Adjustment

149
- Paper Feed Unit
  149
- Paper Feed Roller
  150
- Friction Pad
  150
Detailed Descriptions

151
- Overall Machine Information
  151
  - Mechanical Component Layout
    151
  - Electrical Component Layout
    151
- Detailed Section Descriptions
  152
  - Paper Feed and Separation
    152
  - Paper Lift
    153
  - Paper End Detection
    153
  - Paper Height Detection
    154
  - Paper Size Detection
    155
Envelope Feeder

156
- Replacement and Adjustment
  159
- Detailed Description
  161
2 Detailed Description

162
- Drive Layout
  162
  - Detailed Section Descriptions
    163
  - Length up to A4 LEF/LT LEF
    164
  - Feed in and Exit Mechanism
    165
Replacement and Adjustment

169
1 Replacement and Adjustment

170
- Overflow and Vertical Transport Sensors
  170
- Main Motor
  171
Detailed Descriptions

172
- Drive Layout
  173
- Electrical Component Layout
  174
- Detailed Section Descriptions
  175
1 Replacement and Adjustment

180
- Shift Timing and Tray Paper Sensors
  180
- Overall Machine Information
  182
  - Mechanical Component Layout
    182
  - Sort Mode Operation
    184
Swapbox And SwapftlInstallation Manual

187
Introduction

187
- Windows 95 Version Confirmation
  188
Swapbox Installation

190
Software (Swapftl) Installation

191
- Flash Memory Card Automatic Detection
  192
Troubleshooting

193
- Failed to Open Pccard Errors
  194
- Invalid Dynamic Link Call from Swapenum Error
  195
- Complete Uninstall
  196
- Overview
  199
1 Overview

200
Operation

200
- Downloading to a Machine
  202
Functions

203
- File – Save as
  204
- Image Menu
  205
  - Image – Read
    206
  - Image – Write
    207
  - Image – Verification
    208
  - Help – about Swaputi
    209
Duplex Unit G552

216
- Optional Unit Installation
  216
- User/Service Maintenance
  220
Replacement and Adjustment

222
- Exterior Covers
  224
- Service Call Conditions
  228
- Jam Locations
  233
  - Firmware History
    234
  - Service Mode Menu ("1. Service Menu")
    241
  - Bit Switch Programming
    242
  - Printer Engine Service Mode
    243
  - Input / Output Check Table
    248
  - User Program Mode
    249
  - Pin Assignment
    255
  - Usb Connectors
    255
  - Transmission Mode
    258
    
    Communication Status
    260
    
    Troubleshooting Steps
    261
- New Features
  262
  - Job Spooling
    263
- General Specifications
  267
  - Printer Drivers
    270
  - Utility Software
    270
  - System Components
    271
  - Internal Options
    272
  - Recovery Procedure
    309
  - Printer Engine Firmware History
    311

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