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G056
Gestetner G056 Manuals
Manuals and User Guides for Gestetner G056. We have
1
Gestetner G056 manual available for free PDF download: Service Manual
Gestetner G056 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
Service Mode Table ('2. Engine Mainte')
76
Memory Clear
80
Input Check Table
82
Table 1: Paper Size Switch (Main Unit)
83
Table 2: Paper Size Switch (Optional Paper Tray)
84
Output Check Table
85
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
G056/G058 Engine Firmware Modification History
91
G056/G058 Nib Firmware Modification History
92
G056/G058 Controller Firmware History
95
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 SwapftlInstallation 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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