Gestetner G082 Manuals

Manuals and User Guides for Gestetner G082. We have 1 Gestetner G082 manual available for free PDF download: Service Manual

Gestetner G082 Service Manual (1106 pages)

Brand: Gestetner | Category: All in One Printer | Size: 28.34 MB

Table of Contents
17
Important Safety Notices
39
Laser Safety
40
Installation
45
Installation Requirements
47
Environment
47
Machine Level
47
Machine Space Requirement
48
Power Requirements
48
Optional Unit Combinations
49
Installation Flow Chart
50
Machine Installation
51
Optional Unit Installation
53
List of Options
53
Note for Transporting the Machine
53
Punch Unit Installation
54
Accessory Check
54
Installation Procedure
55
Preventive Maintenance
59
User Maintenance
61
Main Unit
62
Punch Kit
62
Service Maintenance
63
Replacement and Adjustment
65
Special Tools
67
Image Adjustment
68
Registration
68
Image Area
68
Leading Edge
68
Side to Side
68
Adjustment Standard
68
Paper Registration Standard
68
1St Side
68
2Nd Side in Duplex
68
Adjustment Procedure
69
Color Registration
69
Line Position Adjustment
69
Adjustment for Line Speed of Fusing Unit
69
Printer Gamma
70
Adjustment Overview
70
Adjustment Procedure
70
Sm G060
71
Exterior Covers
71
Rear Cover and Upper Rear Cover
71
Paper Exit Tray
71
Upper Right Cover
71
Front Cover
72
Left Cover and Rear Left Cover
72
Upper Left Cover and Operation Panel
73
Laser Optics
74
Caution Decal Locations
74
Laser Optics Housing Unit
75
Adjustments after Replacing the Laser Optics Housing Unit
77
Polygon Mirror Motor
78
Laser Synchronizing Detector Boards
78
Pcu and Development Unit
79
Paper Feed
80
Pick-Up, Feed, and Separation Rollers
80
Tray 1 and Tray 2
80
By-Pass Tray
80
Paper Width Detection Board
81
Vertical Transport Sensor
81
Right Door Unit
82
Registration Sensor and Relay Sensor
83
Paper Feed Clutches
83
By-Pass Feed Clutch
84
Tray Lift Motor
84
Transfer and Paper Transport Unit
85
Transfer Unit
85
Transfer Belt Cleaning Unit
87
Cleaning Blade and Cleaning Roller
88
Transfer Belt
89
Others
93
Front Plate
93
Grounding Spring
93
Drive Gear and Left Drive Roller
93
Fusing
94
Fusing Unit
94
Oil Supply Unit
95
Upper Cover
95
Fusing Belt Unit
96
Pressure Roller
99
Paper Exit
101
Electrical Components
102
Moving the Controller Box out of the Way
102
Moving the High Voltage Supply Unit - C, B out of the Way
102
Controller and Bcu
103
Nvram Replacement Procedure
104
NVRAM for BCU
104
NVRAM for Controller
104
Nvrams for both BCU and Controller
104
Removing the High Voltage Supply Board - C, B
105
Psu
105
Drive Unit
106
Registration Clutch
106
Development Clutches
107
Development Drive Motor - Cmy
109
Drum Drive Motor - Cmy and Drum Drive Motor - K
110
Development Drive Motor - K
111
Troubleshooting
113
Process Control Error Conditions
115
Developer Initialization Result
115
Process Control Self-Check Result
117
Line Position Adjustment Result
118
Service Call Conditions
121
SC Classification
121
Sc Table
123
Troubleshooting Guide
149
Image Quality
149
Color Shift
153
Adjustment Standard: Max. 200 ΜM
155
Preparation
155
How to Measure the Gap between Color Lines
160
Color Shift after Transfer Unit Replacement
162
Check the Color Shift Level
162
Fusing/ Registration Roller Speed Adjustment
162
SP Mode (Sub-Scan Registration) Reset
162
Transfer Belt Aging
162
Fusing Roller Speed Adjustment
163
Registration Roller Speed Adjustment (for Color Mode)
163
Line Position Fine Adjustment for Sub-Scan
163
Registration Roller Speed Adjustment (for B&W Mode)
164
Electrical Component Defects
165
Sensors
165
Blown Fuse Conditions
166
Leds (Bcu)
166
Service Tables
167
Service Program Mode
169
Enabling and Disabling Service Program Mode
169
Entering the Service Mode
169
Accessing the Required Program
170
Inputting a Value or Setting for a Service Program
170
Exiting Service Mode
170
Printer Controller Service Mode
171
Remarks
171
Display on the Control Panel Screen
171
Others
172
Service Mode Menu ("1. Service")
173
Printer Engine Service Mode
175
Service Mode Table ("2. Engine")
175
SP1-XXX (Feed)
175
SP2-XXX (Drum)
181
SP3-XXX (Process)
191
SP5-XXX (Mode)
198
SP6-XXX (Peripherals)
206
SP7-XXX (Data Log)
207
Input Check Table
215
Output Check Table
218
Test Pattern (Sp5-997)
222
Firmware Update Procedure
223
Type of Firmware
223
Error Recovery
223
Engine Firmware/Controller NIB Firmware
223
Controller System Firmware
223
Controller/Engine Firmware Upgrade
224
Controller Self-Diagnostics
225
Overview
225
Detailed Self-Diagnostics
226
User Program Mode
227
Dip Switches
228
Controller Board
228
Detailed Section Descriptions
231
Overview
231
Component Layout
231
Paper Path
232
Drive Layout
233
Board Structure
234
Overview
234
Descriptions
235
Printing Process
236
Process Control
238
Potential Control
238
Process Control Self Check Procedure
240
Toner Supply Control
244
Developer Initialization
246
Laser Exposure
247
Optical Path
248
Dual Beam Writing
250
Ld Safety Switch
251
Photoconductor Unit
255
Drum Cleaning
258
Developer Agitation
264
Toner Supply Mechanism
266
Toner Cartridge Detection
268
Image Transfer and Paper Separation
277
Transfer Belt Drive
278
Transfer Belt Cleaning
280
Fusing Unit Drive
284
Fusing Temperature Control
285
Oil Supply and Cleaning
287
Energy Saver Mode
290
Ieee1394 Interface
304
Block Diagram
305
Pin Assignment
305
Remarks about this Interface Kit
306
Troubleshooting Notes
306
Duplex Inverter Motor
310
Duplex Operation
315
Detaching the Tray from the Mainframe
343
Rear Fence Hp Sensor
343
Changing the Tray Paper Size
344
Left Tray Paper End Sensor
345
Paper Feed Clutch
348
Paper Feed Unit
349
Relay Sensors
350
Tray Lift
356
Right Tray Paper End Detection
359
Positioning Roller
364
Exit Guide Plate Motor
367
Lower Exit Sensor
369
Lower Stack Height Sensors
370
Tray 2 Shunt Position Sensor
370
Stapler Unit
371
Tray 1 Interior
372
Tray 1 Covers
372
Finisher Main Board
374
Punch Hole Position Adjustment
374
Dip Switch Settings
376
Junction Gates
379
Tray Shifting
380
Tray Shift Mechanisms
380
Jogger Unit Paper Positioning Mechanism
387
Stapler Mechanism
388
Stapler Movement
388
Feed out and Transport
390
Punch Waste Collection
392
Exterior Cover Removal
395
Main Motor Replacement
397
Basic Operation
400
Machine Space Requirements
420
Exposure Lamp Stabilizer
460
Scanner Motor
462
Front Scanner Wire
463
Touch Panel Position Adjustment
478
Scanner Test Mode
489
Service Mode
543
Scanner Drive
634
Image Processing
638
Sbu Block Diagram
639
Shading Correction
641
Scanner Functions
651
Image Processing for Scanner Mode
651
Image Data Path
653
Original Feed Belt
673
Original Length Sensors
675
Separation Roller
675
Transport Motor and Inverter Motor
677
Main Components
684
Original Size Detection
686
Mixed Original Size Mode
688
Original Skew Correction
690
Original Transport and Exit
691
Fax Unit
697
Fax Option Installation
698
Installing the Handset
700
Fax Unit Options
701
Error Codes
707
Error Codes for the Isdn Option
715
Transport Layer
718
Session Layer
719
Document Layer
720
Presentation Layer
720
Fax Sc Codes
721
Fax Sc Code Table
722
Isdn Test Function
723
Service Program Mode Tables
728
Bit Switches
733
Scanner Switches
746
Printer Switches
750
Communication Switches
755
G4 Internal Switches
777
G4 Parameter Switches
784
Ncu Parameters
787
Dedicated Transmission Parameters
798
Programming Procedure
798
Service Ram Addresses
803
Sg3 Board
818
Sig4 Board
819
Document Server
828
Lan Fax Driver
829
Capabilities of Programmable Items
833
Firmware History
927
Parts Information
968
Device Name
1063
Main Engine Firmware History
1079
Music Engine Firmware History
1085
Controller Firmware History
1086
Nib Firmware History
1091
System, Copy Application, Netfile Application Firmware
1095
Printer Application Firmware
1097
Scanner Application Firmware
1102
Scanner IPU Firmware
1103
LCDC Firmware
1104

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Gestetner G082 Service Manual (1106 pages)

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