Panasonic UF-590 / UF-790 Service Manual ▷ View online
Order Number: MGCS011101C0
H13
Facsimile
UF-590 / 790
2
The contents of this Service Manual are subject to change without notice.
Published in Japan.
Published in Japan.
Table of Contents
3
Specifications Table................................... 5
1.1.
Fax Function .............................................5
1.2.
Printer Function ......................................13
1.3.
External View..........................................15
1.4.
Control Panel ..........................................17
Disassembly Instructions ......................... 18
2.1.
General Disassembly Flowchart .............18
2.2.
Disassembly Instructions ........................19
2.3.
Screw Identification Template.................46
Maintenance, Adjustments and
Check Points............................................ 47
Check Points............................................ 47
3.1.
Required Tools .......................................47
3.2.
Periodic Check Points.............................47
3.3.
Periodic Maintenance Check List ...........48
3.4.
Updating the Firmware ...........................49
3.5.
Glossary of Electrical Abbreviations .......53
3.6.
SC PC Board ..........................................57
3.7.
MJR PC Board........................................76
3.8.
Power Supply Unit ..................................77
3.9.
PNL PC Board ........................................79
3.10. SNS3 PC Board......................................81
3.11. SNS4 PC Board......................................82
3.12. SNS1 PC Board......................................83
3.13. SNS2 PC Board......................................83
3.14. CCD PC Board .......................................83
3.15. ILS PC Board..........................................83
3.16. ACI PC Board .........................................83
3.17. CST2 PC Board (Optional) .....................84
3.18. SNS2 PC Board (Optional) .....................84
3.19. SRU PC Board (Optional).......................85
Troubleshooting ....................................... 86
4.1.
Initial Troubleshooting Flowchart ............86
4.2.
Improper LCD Display ............................87
4.3.
Information Codes (INFO. CODES)........88
4.4.
Printed Copy Quality Problems.............100
4.5.
Document Feeder (ADF) ......................116
4.6.
Communications ...................................119
4.7.
Information Codes Table
(For Facsimile)......................................125
4.8.
Diagnostic Codes (For Facsimile).........130
Service Modes....................................... 137
5.1.
Service Modes (For Facsimile) ............ 137
System Description................................ 182
6.1.
Mechanical Operation ......................... 182
6.2.
Electrical Circuit Explanation................ 191
Exploded View & Parts List ................... 217
7.1.
Destination Codes ................................ 217
7.2.
Cover Assembly ................................... 218
7.3.
Control Panel Unit ................................ 220
7.4.
Transmitter Assembly .......................... 223
7.5.
Electrical Parts ..................................... 225
7.6.
Base Unit.............................................. 227
7.7.
Paper Transportation ........................... 229
7.8.
Fuser Unit............................................. 231
7.9.
Cassette ............................................... 233
7.10. Option Cassette ................................... 235
7.11. PC Board / Harness ............................. 237
7.12. Packing and Accessories ..................... 240
Installation ............................................. 243
8.1.
Function Key ........................................ 243
8.2.
Main Unit and Accessories................... 244
8.3.
Installing the Accessories..................... 245
8.4.
Installing the Toner Cartridge ............... 246
8.5.
Loading the Recording Paper .............. 249
8.6.
Adjusting the Paper Cassette
for the Paper Length ............................ 251
8.7.
Adjusting the Paper Cassette
for the Paper Width .............................. 252
8.8.
Connecting the Telephone Line Cable
and Power Cord ................................... 253
8.9.
Customizing Your Machine .................. 254
Options and Supplies ............................ 259
9.1
Options and Supplies ........................... 259
9.2
Installing Optional 250 Sheet Paper
Cassette (UE-409070) ......................... 260
9.3
Installing Handset Kit (UE-403176) ...... 262
Table of Contents
4
Schematic Diagram ............................... 263
10.1. General Circuit Diagram ...................... 263
10.2. SC PC Board ....................................... 265
10.3. PNL1 PC Board ................................... 279
10.4. MJR PC Board ..................................... 281
10.5. SNS1 PC Board ................................... 282
10.6. SNS2 PC Board ................................... 283
10.7. SNS3 PC Board ................................... 284
10.8. SNS4 PC Board ................................... 285
10.9. CCD PC Board..................................... 286
10.10.ILS PC Board ....................................... 287
10.11.ACI PC Board ...................................... 288
10.12.Power Supply Unit ............................... 289
