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4570
Toshiba 4570 Manuals
Manuals and User Guides for Toshiba 4570. We have
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Toshiba 4570 manual available for free PDF download: Service Manual
Toshiba 4570 Service Manual (369 pages)
Plain Paper Copier
Brand:
Toshiba
| Category:
Copier
| Size: 6.35 MB
Table of Contents
Specifications • Accessories • Options • Supplies
4
Outline of the Machine
8
Copying Process
28
Copier Operation
31
Operation Outline
31
Description of Operation
31
Fault Detection
36
Service Call
36
Flow Charts
41
Power on to Ready
41
Display Unit
45
Detailed Drawing of the Control Panel and the Display Panel
45
Items Shown on the Display Panel
46
Add Paper
47
Add Toner
47
Description of Operation
51
Lcd Panel
51
LCD Controller
52
Data Transmission Method
52
Construction of Drive System
56
Description of Operations
56
Disassembly and Replacement
57
Motor Drive
61
Optical System
63
Description of Operation
68
Equivalent Circuit
72
Automatic Original-Size Detection Circuit
78
Disassembly and Replacement
81
Paper Feeding Section
100
Motor Drive Circuit
106
Disassembly and Replacement
107
Drum-Related Section
115
Drive Mechanism
116
Transport Belt
116
Developer Unit
134
Developer Drive
135
Cleaner Unit
148
Drive System
149
Description of Functions
150
General Description
155
Functions of each Part
156
Heater Control Circuit
158
Automatic Duplexing Unit (ADU)
168
Specifications
168
Names of Various Components
169
Front Side View
169
Rear Side View
170
Description of Operation
194
Duplex Copying from Two-Sided Originals
200
Circuit Diagrams
212
Power Circuit
240
Output Sequence
242
Pc Board Assembly
243
AC Wire Harness
250
Reversing Automatic Document Feeder (Radf)
259
Description of Interface Signals
283
Flow Chart
289
Explanation of I/O Signals
317
Sensor Input Circuit
318
Mechanical Troubleshooting
334
Feed Roller
334
Electrical Troubleshooting
337
Communication Error
338
Unpacking and Installation Instructions
349
Call Service
359
Key Copy Counter
367
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