Panasonic UF-5500 Service Manual page 3

10.1.9. Service Mode 9 (System Maintenance)------ 122
11 Troubleshooting Guide -------------------------------------- 124
11.1. Starting Troubleshooting ------------------------------ 124
11.1.1. Outline ------------------------------------------------ 124
11.1.2. Improper LCD Display ---------------------------- 125
11.2. Troubleshooting Details ------------------------------- 126
11.2.1. Initialization ------------------------------------------ 126
11.2.2. Simplified Troubleshooting Guide ------------- 127
11.2.3. Safety Error Information Troubleshooting
Guide ------------------------------------------------- 130
11.2.4. Print --------------------------------------------------- 136
11.2.5. Recording Paper Feed --------------------------- 143
11.2.6. ADF (Auto Document Feeder) Section------- 148
11.2.7. Communications ----------------------------------- 154
11.2.8. Information Codes Table (For Facsimile) ---- 157
11.2.9. Diagnostic Codes (For Facsimile) ------------- 161
11.2.10. Analog Section ------------------------------------- 168
11.2.11. Operation Panel Section ------------------------- 171
11.2.12. Sensor Section ------------------------------------- 171
11.2.13. Motor Section --------------------------------------- 174
11.2.14. LSU Section ----------------------------------------- 176
11.2.15. CIS Control Section ------------------------------- 177
11.2.16. High Voltage Value Check Point --------------- 179
11.2.17. High Voltage Section------------------------------ 181
11.2.18. USB Section (UF-5500 only)-------------------- 186
11.2.19. LAN SECTION (UF-5500 only)----------------- 190
11.2.20. Main Board Section ------------------------------- 195
11.2.21. Power Supply Board Section ------------------- 198
11.3. Information Codes (INFO. CODES) --------------- 200
11.3.1. Information Codes: 400, 420-------------------- 202
11.3.2. Information Codes: 401, 402, 422 ------------- 203
11.3.3. Information Codes: 404, 405, 407 ------------- 204
11.3.4. Information Code: 416---------------------------- 205
11.3.5. Information Codes: 408, 409, 417, 418,
490 ---------------------------------------------------- 206
11.3.6. Information Code: 434---------------------------- 207
11.3.7. Information Codes: 459, 494, 495 ------------- 208
11.3.8. Information Codes: 001, 007 (Recording
Paper Jam) ------------------------------------------ 209
11.3.9. Information Codes: 030, 031 (Document
Jam) --------------------------------------------------- 210
11.3.10. Information Code: 630 (Dialing Error) -------- 210
11.3.11. Information Codes: 403, 411, 414, 415
(Polling Operator Trouble) ----------------------- 211
11.4. Clearing a Document Jam---------------------------- 212
11.5. Clearing a Recording Paper Jam------------------- 213
11.5.1. When the recording paper is not fed into
the unit properly ------------------------------------ 214
11.6. Cleaning the Document Scanning Area ---------- 214
12 Disassembly and Assembly Instructions ------------- 215
12.1. ADF Section --------------------------------------------- 216
12.2. Remove ADF Section(1)------------------------------ 217
12.3. Remove Pickup-Roller-Cover Unit ----------------- 218
12.4. Remove Doc-Conveyer Unit ------------------------- 220
12.5. Remove ADF Section(2)------------------------------ 221
12.6. Operation Panel Unit ---------------------------------- 222
12.7. Remove Fuser Unit ------------------------------------ 223
12.8. Bottom Section ------------------------------------------ 224
12.9. Left Side Section---------------------------------------- 224
12.10. Remove Main Board ----------------------------------- 225
12.11. Remove Gear Chassis Section --------------------- 226
12.12. Remove Right Cover ---------------------------------- 227
12.13. Remove Right Cassette Guide --------------------- 227
12.14. Remove Bottom Plate--------------------------------- 228
12.15. Remove Laser Unit ------------------------------------ 228
12.16. Remove Pickup Roller -------------------------------- 229
12.17. Remove Low Voltage Power Board --------------- 230
12.18. Remove Mirror ------------------------------------------ 230
12.19. Remove High Voltage Power Board--------------- 231
12.20. Installation Position of The Lead ------------------- 232
12.20.1. Left Side Section(1)------------------------------- 232
12.20.2. Left Side Section(2)------------------------------- 233
12.20.3. Right Side Section -------------------------------- 234
12.20.4. Bottom Part Section (1) -------------------------- 235
12.20.5. Bottom Part Section (2) -------------------------- 236
13 Maintenance ---------------------------------------------------- 237
13.1. Maintenance Items and Component Locations- 237
13.1.1. Outline ----------------------------------------------- 237
13.1.2. Maintenance Check Items/Component
Locations -------------------------------------------- 237
13.2. Printing Operation Principle ------------------------- 239
13.2.1. Process Chart and Process BIAS------------- 239
13.2.2. CHARGING ----------------------------------------- 239
13.2.3. Exposing--------------------------------------------- 240
13.2.4. Developing and Transcription ------------------ 241
13.2.5. Cleaning of Transfer Roller --------------------- 242
13.2.6. Fixing ------------------------------------------------- 243
13.3. How to Replace the Flat Package IC ------------- 244
13.3.1. Preparation------------------------------------------ 244
13.3.2. Flat Package IC Removal Procedure -------- 244
13.3.3. Flat Package IC Installation Procedure ------ 245
13.3.4. Bridge Modification Procedure----------------- 245
13.4. Main Board Section------------------------------------ 246
13.4.1. NG Example ---------------------------------------- 247
13.5. Test Chart ------------------------------------------------ 248
13.5.1. ITU-T No.1 Test Chart---------------------------- 248
13.5.2. ITU-T No.2 Test Chart---------------------------- 249
13.6. Updating the Firmware ------------------------------- 250
13.6.1. Updating the Firmware using a PC via the
USB Port -------------------------------------------- 250
13.6.2. Updating through a LAN Port (UF-5500
only) -------------------------------------------------- 250
13.6.3. Firmware Version---------------------------------- 251
13.6.4. Firmware Emergency Recovery with the
USB Port -------------------------------------------- 251
14 Schematic Diagram ------------------------------------------ 252
14.1. For Schematic Diagram ------------------------------ 252
14.2. Main Board (UF-5500) -------------------------------- 253
14.2.1. Main Board (1) ------------------------------------- 253
14.2.2. Main Board (2) ------------------------------------- 256
14.2.3. Main Board (3) ------------------------------------- 258
14.2.4. Main Board (4) ------------------------------------- 260
14.3. Main Board (UF-4500) -------------------------------- 262
14.3.1. Main Board (1) ------------------------------------- 262
14.3.2. Main Board (2) ------------------------------------- 265
14.3.3. Main Board (3) ------------------------------------- 267
14.3.4. Main Board (4) ------------------------------------- 269
14.4. Operation Board (UF-5500) ------------------------- 271
14.5. Operation Board (UF-4500) ------------------------- 272
14.6. Sensor Board (UF-5500) ----------------------------- 273
14.7. Sensor Board (UF-4500) ----------------------------- 274
14.8. High Voltage Power Supply Board----------------- 275
3
UF-5500 / 4500