KX-MB1500UCB, KX-MB1500UCW, KX-MB1520UCB, KX-MB1530UCB - Panasonic Fax Service Manual (repair manual). Page 4

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KX-MB1500UC/KX-MB1520UC/KX-MB1530UC

14.25.2. Side cabinet section(1)--------------------------- 234
14.25.3. Side cabinet section (2)-------------------------- 235
14.25.4. Side cabinet section (3)-------------------------- 236
14.25.5. Side cabinet section (4)-------------------------- 237
14.25.6. Side cabinet section (5)-------------------------- 238
14.25.7. Fuser section --------------------------------------- 239
14.25.8. ADF section (KX-MB1530 ONLY) ------------- 240
14.25.9. Power supply unit section ----------------------- 241

15 Maintenance ---------------------------------------------------- 242

15.1. Maintenance Items and Component Locations- 242

15.1.1. Outline------------------------------------------------ 242
15.1.2. Maintenance Check Items/Component

Locations -------------------------------------------- 242

15.2. Maintenance--------------------------------------------- 244

15.2.1. Cleaning the White Plates and Glass -------- 244
15.2.2. Cleaning the document feeder rollers (KX-

MB1530 ONLY) ------------------------------------ 246

15.3. Printing Operation Principle ------------------------- 247

15.3.1. Process Chart and Process BIAS ------------- 247
15.3.2. Charging --------------------------------------------- 247
15.3.3. Exposing--------------------------------------------- 248
15.3.4. Developing and Transcription ------------------ 249
15.3.5. Cleaning of Transfer Roller --------------------- 250
15.3.6. Fixing ------------------------------------------------- 251

15.4. Terminal Guide of The ICs Transistors and

Diodes----------------------------------------------------- 252

15.4.1. Main Board------------------------------------------ 252
15.4.2. Operation Board ----------------------------------- 253
15.4.3. Inter-lock Board ------------------------------------ 253
15.4.4. Gear Board------------------------------------------ 253
15.4.5. Toner Sensor Board ------------------------------ 253
15.4.6. High Voltage Power Supply Board ------------ 253
15.4.7. Low Voltage Power Supply Board------------- 254

15.5. How to Replace the Flat Package IC ------------- 255

15.5.1. Preparation------------------------------------------ 255
15.5.2. Removal Procedure------------------------------- 255
15.5.3. Procedure ------------------------------------------- 256
15.5.4. Removing Solder From Between Pins ------- 256

15.6. Main Board Section------------------------------------ 257

15.6.1. NG Example ---------------------------------------- 258

15.7. Test Chart ------------------------------------------------ 259

15.7.1. ITU-T No.1 Test Chart---------------------------- 259
15.7.2. ITU-T No.2 Test Chart---------------------------- 260

16 Schematic Diagram------------------------------------------- 261

16.1. For Schematic Diagram ------------------------------ 261
16.2. Main Board (KX-MB1500 ONLY)------------------- 262

16.2.1. Main Board (1) ------------------------------------- 262
16.2.2. Main Board (2) ------------------------------------- 266

16.3. Main Board (KX-MB1520 ONLY)------------------- 268

16.3.1. Main Board (1) ------------------------------------- 268
16.3.2. Main Board (2) ------------------------------------- 272
16.3.3. Main Board (3) ------------------------------------- 274

16.4. Main Board (KX-MB1530 ONLY)------------------- 276

16.4.1. Main Board (1) ------------------------------------- 276
16.4.2. Main Board (2) ------------------------------------- 280
16.4.3. Main Board (3) ------------------------------------- 282

16.5. Sensor Board-------------------------------------------- 284

16.5.1. Operation Board (KX-MB1500 ONLY) ------- 284
16.5.2. Operation Board (KX-MB1520/KX-

MB1530 ONLY) ------------------------------------ 285

16.5.3. Sensor Board (KX-MB1500/1520 ONLY) --- 286

16.5.4. Sensor Board (KX-MB1530 ONLY) -----------287

16.6. High Voltage Power Supply Board -----------------288
16.7. Low Voltage Power Supply Board------------------289

17 Printed Circuit Board-----------------------------------------291

17.1. Main Board (KX-MB1500 ONLY) -------------------291

17.1.1. Main Board: Component View------------------291
17.1.2. Main Board: Bottom View------------------------292

17.2. Main Board (KX-MB1520 ONLY) -------------------293

17.2.1. Main Board: Component View------------------293
17.2.2. Main Board: Bottom View------------------------294

17.3. Main Board (KX-MB1530 ONLY) -------------------295

17.3.1. Main Board: Component View------------------295
17.3.2. Main Board: Bottom View------------------------296

17.4. Sensor Board (KX-MB1500/1520 ONLY)---------297

17.4.1. Operation Board------------------------------------297
17.4.2. Operation Board (KX-MB1520 ONLY)--------298
17.4.3. Interlock Board -------------------------------------298
17.4.4. Gear Board ------------------------------------------298
17.4.5. Toner Sensor Board -------------------------------299
17.4.6. Fuser Board -----------------------------------------299

17.5. Sensor Board (KX-MB1530 ONLY) ----------------300

17.5.1. Operation Board------------------------------------300
17.5.2. Operation Board (MIC) ---------------------------301
17.5.3. Interlock Board -------------------------------------301
17.5.4. Gear Board ------------------------------------------301
17.5.5. Toner Sensor Board -------------------------------302
17.5.6. Fuser Board -----------------------------------------302
17.5.7. ADF Board-------------------------------------------302

17.6. High Voltage Power Supply Board -----------------303

17.6.1. High Voltage Power Supply Board:

Component View-----------------------------------303

17.6.2. High Voltage Power Supply Board: Bottom

View ---------------------------------------------------303

17.7. Low Voltage Power Supply Board------------------304

17.7.1. Low Voltage Power Supply Board:

Component View-----------------------------------304

17.7.2. Low Voltage Power Supply Board: Bottom

View ---------------------------------------------------304

MB1500/1520 ONLY) ------------------------------------------306

18.1. General Section-----------------------------------------307

18.1.1. Operation Panel Section -------------------------308
18.1.2. Top Cover Section (1) ----------------------------310
18.1.3. Top Cover Section (2)-----------------------------312
18.1.4. Top Cover Section (3)-----------------------------314
18.1.5. Top Cover Section (4)-----------------------------316
18.1.6. Fuser Section ---------------------------------------318
18.1.7. Main Cabinet Section (1)-------------------------320
18.1.8. Main Cabinet Section (2)-------------------------322
18.1.9. Main Cabinet Section (3)-------------------------324

18.1.10. Main Cabinet Section (4)-------------------------326

18.1.11. Left-side Cabinet Section(1) --------------------328

18.1.12. Left-side Cabinet Section(2) --------------------330
18.1.13. Left-side Cabinet Section(3) --------------------332
18.1.14. Power Supply Unit Section ----------------------334
18.1.15. Base Cassette Section ---------------------------336
18.1.16. Main Unit Section (1)------------------------------338
18.1.17. Main Unit Section (2)------------------------------340
18.1.18. Actual Size of Screws and Washer------------342
18.1.19. Accessories and Packing Materials -----------344

18.2. Electrical Parts List -------------------------------------346