Sharp FO-71 /51/11 Service Manual

Illustration: FO-71TH

[1] Specifications ............................................ 1-1

[2] Operation panel......................................... 1-2

[3] Transmittable documents .......................... 1-3

[4] Installation ................................................. 1-4

[5] Quick reference guide ............................... 1-8

[1] Adjustments............................................... 2-1

[2] Diagnostics and service soft switch .......... 2-2

[3] Troubleshooting...................................... 2-18

[4] Error code table....................................... 2-19

[1] General description .................................. 3-1

[2] Disassembly and assembly

procedures ....................................... 3-3

[1] Block diagram ............................................4-1

[2] Wiring diagram .......................................... 4-2

[3] Point-to-point diagram ............................... 4-3

Parts marked with "

" is important for maintaining the safety of the set. Be sure to replace these parts with specified ones for

maintaining the safety and performance of the set.

SERVICE MANUAL

MODEL

CONTENTS

SHARP CORPORATION

FO-71TH/UX-61TH/GQ-56TH/FO-51TH

UX-41TH/GQ-31TH/UX-21TH/FO-11TH/GQ-11TH

FACSIMILE

FO-71/51/11

UX-61/41/21

GQ-56/31/11

SELECTION CODE

Cutter model

FO-71/UX-61/GQ-56

Memory model

FO-71/51 UX-61/41 GQ-56/31

[1] Circuit description ...................................... 5-1

[2] Circuit description of control PWB .............. 5-2

[3] Circuit description of TEL/LIU PWB .......... 5-9

[4] Circuit description of

power supply PWB ............................ 5-12

[5] Circuit description of CIS unit ................... 5-12

CHAPTER 6. CIRCUIT SCHEMATICS AND

PARTS LAYOUT

[1] Control PWB circuit ................................... 6-1

[2] TEL/LIU PWB circuit ................................. 6-9

[3] Power supply PWB circuit ...................... 6-14

[4] Operation panel PWB circuit ................... 6-16

CHAPTER 7. OPERATION FLOWCHART

[1] Protocol ..................................................... 7-1

[2] Power on sequence .................................. 7-2

CHAPTER 8. OTHERS

[1] Service tools .............................................. 8-1

[2] Rewriting version up the FLASH ROM ....... 8-4

PARTS GUIDE

This document has been published to be used

for after sales service only.

The contents are subject to change without notice.

No. 00ZFO71TH/SME

DESTINATION

TH

Thailand

Non cutter model

FO-51/11 UX-41/21 GQ-31/11

Non memory model

UX-21/FO-11/GQ-11