Ricoh Gestetner 5450 Digital Duplicator Manuals

Manuals and User Guides for Ricoh Gestetner 5450 Digital Duplicator. We have 1 Ricoh Gestetner 5450 Digital Duplicator manual available for free PDF download: Service Manual

Ricoh Gestetner 5450 Service Manual (316 pages)

Brand: Ricoh | Category: All in One Printer | Size: 10 MB

Important Safety Notices
2
Prevention of Physical Injury
2
Health Safety Conditions
2
Observance of Electrical Safety Standards
2
Safety and Ecological Notes for Disposal
3
Overall Information
6
Specifications
6
Guide to Components and Their Function
10
Machine Exterior
10
Machine Interior
11
Operation Panel
13
Printing Process Overview
16
Mechanical Component Layout
17
Electrical Component Layout
18
Printed Circuit Board Layout
18
Master Making Unit
21
Drive Layout
27
Main Drive
28
Detailed Section Descriptions
29
Scanner and Optics
29
Scanner Drive
30
Original Size Detection in Platen Mode
31
Image Processing
33
Auto Background Correction
34
Auto Shading
35
Filtering and Main Scan Magnification/Reduction
36
Binary Processing
38
Optional Memory Board
39
Thermal Head
40
Master Eject
42
Master Eject Mechanism
43
Pressure Plate Drive Mechanism
50
Master Feed
55
Master Set Mechanism
56
Master Making and Feed Mechanism
58
Ink Supply and Kneading Mechanism
68
Drum Shift Mechanism for Image Side-To-Side Shift
75
Drum Set Mechanism
76
Drum Drive Mechanism
77
Master Detection
78
Paper Feed
79
Paper Feed Mechanism
80
Paper Feed/Separation Pressure Adjustment Mechanism
82
Paper Feed Control Mechanism
89
Paper Table Angle Adjustment Mechanism
90
Paper Table Up/Down Mechanism
92
Paper Side Fence Mechanism
94
Printing and Pressure Cylinder
96
Printing Pressure Mechanism
99
Pressure Cylinder Drive Mechanism
102
Paper Delivery
104
Paper Separation from the Drum
105
Paper Delivery Wing Mechanism
106
Paper Delivery Table Mechanism
107
Paper Delivery Jam Sensors
108
Paper Delivery Unit Drive Mechanism
109
Job Separation Mechanism
110
Image Up/Down Shifting Mechanism
113
Original Feed Error Detection in the Adf
115
Master Eject Error Detection
116
Error Detection During Master Making
117
Paper Delivery Error Detection
120
Installation Requirements
121
Access to Machine
122
Installation Procedure
123
Auto Document Feeder (Option)
130
Interface Board (Option)
136
Color Drum (Option)
137
Service Tables
138
Service Remarks
138
Scanner Section
138
Drum and Drum Drive Section
139
Main Drive Section
140
Electrical Components
140
Dip Sw, Led, Vr, Tp, and Fuse Tables
141
Test Points
141
Dip Switches
141
Service Call Codes
143
Special Tools
151
Service Program Mode
152
Access Procedure
152
Service Program Table
154
Data Logging
155
Basic Settings
161
Input Test Mode
173
Output Test Mode
175
System Adjustment
177
System Test
185
User Tools
188
Preventive Maintenance
190
Maintenance Table
190
Replacement and Adjustment
192
Copy Image Adjustment
196
Leading Edge Registration Adjustment
196
Side-To-Side Registration Adjustment
197
Adjustment Standard
197
Vertical Magnification Adjustment
198
Scanner Unit
201
Lens Cover
201
Scanner Frame
202
Xenon Lamp
204
Scanner H. P. Sensor/Platen Cover Sensor
205
Scanner Motor
206
Scanner Wire
207
Master Eject Section
210
Master Eject Sensor Adjustment
213
Reassembling the Master Pick-Up Roller Drive Gears
214
Master Feed Section
215
Master Making Unit Removal
215
Thermal Head Voltage Adjustment
230
Master End Sensor Adjustment
231
Master Edge Sensor Adjustment
232
Platen Release Cam Adjustment
234
Master Feed Mylar Positioning
235
Drum Cloth Screen
236
Motors and Sensors in the Drum
240
Ink Roller Gap Adjustment
246
Ink Detection Adjustment
247
Paper Feed Section
248
Paper Feed Roller, Pick-Up Roller, and Friction Pad
249
Paper Width Detection Board
250
Paper Height Sensor
250
Lower Registration Roller
256
Registration Roller Lifting Cam Position Adjustment
258
Paper Table Height Adjustment
259
Timing Belt Tension Adjustment for the Paper Feed Motor
260
Timing Belt Tension Adjustment for the Registration Motor
261
Paper Feed and Separation Pressure Adjustment
262
Paper Feed Length Adjustment
263
Printing Section
265
Printing Pressure Adjustment
271
Printing Pressure Release Arm Gap Adjustment
272
Main Drive and Image Up/Down Shifting Drive Section
273
Main Motor
273
Main Drive Mechanism (Main Drive Timing Belt)
276
Pressure Cylinder Rotation Knob Adjustment
291
Paper Delivery Section
295
Paper Exit Sensor Removal
297
Vacuum Motor Removal
298
Gap Adjustment between Paper Pick-Off Plate and Pressure Cylinder
300
Paper Exit Pawl Drive Timing Adjustment
301
Gap Adjustment between Exit Pawl and Drum
302
Point to Point Diagram
303
Machine Interior
311
Image Processing
311
Master Eject
311
Master Feed
311
Service Remarks
313
Dip Sw, Led, Vr, Tp, and Fuse Tables
313
Copy Image Adjustment
313
Master Eject Section
313
Master Feed Section
314
Paper Feed Section
314
Printing Section
314
Paper Delivery Section
315

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Ricoh Gestetner 5450 Service Manual (316 pages)

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