Table Of Contents - Sharp FO-71 Service Manual

Table of Contents

Table Of Contents1
Caution For Battery Replacement2
Specifications3
Chapter 1. General Description3
Operation Panel4
Transmittable Documents5
Paper Thickness & Weight5
Document Types5
Cautions On Transmitting Documents5
Installation6
Site Selection6
Electricity6
Connections6
Connecting The Power Cord7
Connecting The Telephone Line Cord7
Moving Your Fax And Reconnecting7
Attaching The Original Document Support7
Clearing A Jammed Document8
Clearing Jammed Printing Paper9
Quick Reference Guide10
Sending Faxes10
Normal Dialing10
Rapid Key Dialing10
Adjustments Of Output Voltage11
Output Voltage Settings11
Ic Protectors Replacement11
Chapter 2. Adjustments11
Diagnostics And Service Soft Switch12
Entering The Diagnostic Mode12
Diagnostic Items12
Diagnostic Items Description13
Rom & Ram Check13
Aging Mode13
Signal Send Mode13
Entry Data Receive14
How To Make Soft Switch Setting14
Cutter Aging14
Soft Switch Description15
Soft Switch Function Description23
Csi Transmission23
Reserved23
Mr Coding23
Troubleshooting28
Error Code Table29
Communication Error Code Table29
Document Feed Block And Diagram30
Document Feed Operation30
Automatic Document Feed30
Chapter 3. Mechanism Blocks30
General Description30
Documents Requiring Use Of Document Carrier31
Document Release31
Recording Block31
Driving31
Disassembly And Assembly Procedures32
Paper Support Guide, Handset Cover And Scanner Unit32
Cis Unit And Scanner Frame33
Operation Panel Unit, Drive Unit, Hopper Guide34
Upper Cabinet And Document Guide Upper35
Drive Unit Frame (Cutter Model)36
Drive Unit Frame (Non Cutter Model)37
Head Guide, Po Guide, Cutter Guide Upper And Cutter38
Po Roller Guide And Head Frame Unit39
Head Frame And Thermal Head40
Pwb Case Top, Bottom, Pwb And Speaker41
Wire Treatment42
Chapter 4. Diagrams [1] Block Diagram43
Wiring Diagram44
Point-To-Point Diagram45
Circuit Description46
Pwb Configuration46
Operational Description46
Chapter 5. Circuit Description46
Circuit Description Of Control Pwb47
Description Of Each Block47
External Ram And Rom47
Flash Memory Controller47
Video Processing48
Operator Panel Interface48
Synchronous Serial Interface (Ssif)48
Real Time Clock (Rtc)48
Sce209 (Ic2) Terminal Descriptions49
Panel Control Block52
Mechanism/Recording Control Block52
Modem Block (Cx20438)53
Integrated Analog Control Resisters For Cx2043853
Circuit Description Of Tel/Liu Pwb54
Tel/Liu Block Operational Description54
Signal Selection55
Ci Detection Circuit55
Signal/Dtmf Transmission Level & Receiving Level55
Circuit Description Of Power Supply Pwb57
Circuit Description Of Cis Unit57
Noise Filter Circuit57
Rectifying/Smoothing Circuit57
Chapter 6. Circuit Schematics And Parts Layout58
Tel/Liu Pwb Parts Layout (Bottom Side)70
Power Supply Pwb Parts Layout (Top Side)72
Power Supply Pwb Parts Layout (Bottom Side)72
Chapter 7. Operation Flowchart74
Protocol74
Power On Sequence75
Service Tools76
Extension Board Unit76
Extension Control Pwb76
Chapter 8. Others76
Relay Board Unit77
Shading Paper78
Rewriting Version Up The Flash Rom79
Front Panel80
Back Panel80
Program Loader Box80
Program Loader Box Connection Procedures80
Using Software For The Pc (Tera Term)81