
Table of Contents
6
Specifications Table................................... 7
1.1. Fax, Printer, Network Scanner and
Internet Fax Functions ............................. 7
1.2. Control Panel ......................................... 21
1.3. System Combination.............................. 22
1.4. Options List............................................ 23
1.5. External View......................................... 24
1.6. Clutches, Switches, Motors and Fan ..... 28
1.7. Sensors and PC Boards ........................ 28
Disassembly Instructions ......................... 29
2.1. General Disassembly............................. 29
2.2. Disassembly Instructions ....................... 30
2.3. Hardware Identification Template .......... 63
Maintenance, Adjustments and
Check Points............................................ 65
3.1. Preventive Maintenance ........................ 65
3.2. Required Tools....................................... 67
3.3. Preventive Maintenance Points ............. 68
3.4. Preventive Maintenance Check List....... 69
3.5. Updating the Firmware........................... 70
3.6. Adjusting the Printer Registration,
LSU Image Side to Side......................... 79
Troubleshooting ....................................... 81
4.1. Initial Troubleshooting Flowchart ........... 81
4.2. Improper LCD Display............................ 82
4.3. Printed Copy Quality Problems.............. 83
4.4. Document Feeder (ADF)........................ 99
4.5. Communications .................................. 102
4.6. Troubleshooting the LAN Interface ...... 108
4.7. Error Codes (For Copier) ..................... 116
4.8. Information Code Table (For Facsimile)122
4.9. Diagnostic Codes (For Facsimile)........ 129
4.10. Troubleshooting (For Printer)............... 136
Service Modes ....................................... 138
5.1. Service Modes (For Copier)................. 138
5.2. Service Modes (For Facsimile) ............ 154
System Description................................ 183
6.1. Transmit Mechanism............................ 183
6.2. Control Panel ....................................... 184
6.3. Printer / Receive Mechanism............... 185
6.4. Signal Waveform.................................. 192
Installation ............................................. 234
Options and Supplies ............................ 235
8.1. Service Notes "Firmware Update"
for PCL Option Installation ..................235
8.2. Installing the Printer Controller Module
for PCL6 (GA-1230) ............................. 240
8.3. Installing the Network Scan / Email /
Internet Fax Kit (GM-4090)................... 243
8.4. Installing the G3 Communication Port
Kit (GD-1230) ....................................... 245
8.5. Installing the 2nd Paper Feed Module
(KD-1021) ............................................. 248
8.6. Installing the Handset Kit (GJ-1150) .... 251
8.7. Installing the SD Memory Card
(32 MB up to 512 MB) ..........................252
General Network Information................. 253
9.1. Network Protocol .................................. 253
9.2. Layer Functions and Technology ......... 255
9.3. Network Layer ...................................... 259
9.4. Transport Layer .................................... 263
9.5. Upper Layer.......................................... 265
9.6. SMTP (Simple Mail Transfer Protocol) . 270
9.7. ITU T.37 and RFC2305 ........................ 271
9.8. Communication Protocols .................... 277
9.9. POP (Post Office Protocol Version 3) ..280
9.10. Troubleshooting from a PC .................. 283
9.11. Verifying the Configuration and Mail
Account Type (SMTP or POP) .............284
9.12. Dynamic Host Configuration Protocol
(DHCP) - Extended Feature ................. 285
9.13. Message Disposition Notifications
(MDN) - Extended Feature ...................288
9.14. Lightweight Directory Access Protocol
(LDAP) - Extended Feature.................. 292
9.15. Lightweight Challenge-response
Mechanism POP (APOP)
- Extended Feature............................... 292
9.16. SMTP Service Extension
for Authentication (SMTP Auth)
- Extended Feature............................... 294
9.17. Direct Internet Fax XMT
- Extended Feature............................... 296
Schematic Diagram ............................... 298
10.1. General Circuit Diagram.......................298