KX-FC278RU - Panasonic Fax Service Manual (repair manual). Page 4

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17.2.4. Bridge Modification Procedure ----------------- 209

17.3. How to Replace the Shield Case------------------- 210

17.3.1. Preparation------------------------------------------ 210
17.3.2. How to Remove the Shield Case-------------- 210
17.3.3. How to Install the Shield Case ------------------211

17.4. Test Chart ------------------------------------------------ 212

17.4.1. ITU-T No.1 Test Chart---------------------------- 212
17.4.2. ITU-T No.2 Test Chart---------------------------- 213
17.4.3. Test Chart ------------------------------------------- 214

18 Schematic Diagram------------------------------------------- 216

18.1. Digital Board (PCB1) ---------------------------------- 216
18.2. Analog Board (PCB2) --------------------------------- 220
18.3. Operation Board (PCB3) / MIC Board (PCB9)-- 222
18.4. Power Supply Board (PCB4)------------------------ 223
18.5. Interface Board (PCB5)------------------------------- 224
18.6. Sensor Board (PCB6)--------------------------------- 225
18.7. Film End Sensor Board (PCB7) -------------------- 225
18.8. Motor Position Sensor Board (PCB8)------------- 225
18.9. Hook Switch Board (PCB10) ------------------------ 225

18.10. Cordless Handset Board (PCB100) --------------- 226

18.11. Charger Board (PCB200) ---------------------------- 228

19 Printed Circuit Board ---------------------------------------- 229

19.1. Digital Board (PCB1) ---------------------------------- 229

19.1.1. Bottom View ---------------------------------------- 229
19.1.2. Component View ---------------------------------- 230

19.2. Analog Board (PCB2) --------------------------------- 231

19.2.1. Bottom View ---------------------------------------- 231
19.2.2. Component View ---------------------------------- 232

19.3. Operation Board (PCB3) / MIC Board (PCB9)-- 233
19.4. Power Supply Board (PCB4)------------------------ 234
19.5. Interface Board (PCB5)------------------------------- 235
19.6. Sensor Board (PCB6)--------------------------------- 235
19.7. Film End Sensor Board (PCB7) -------------------- 235
19.8. Motor Position Sensor Board (PCB8)------------- 235
19.9. Hook Switch Board (PCB10) ------------------------ 236

19.10. Cordless Handset Board (PCB100) --------------- 237

19.10.1. Component View ---------------------------------- 237
19.10.2. Bottom View ---------------------------------------- 238

19.11. Charger Board (PCB200) ---------------------------- 239

19.11.1. Component View ---------------------------------- 239
19.11.2. Bottom View ---------------------------------------- 239

20 Appendix Information of Schematic Diagram ------- 240

20.1. For Schematic Diagram ------------------------------ 240
20.2. CPU Data ------------------------------------------------ 241

20.2.1. IC4: BBIC (Digital Board)------------------------ 241
20.2.2. IC10: ASIC (Digital Board) ---------------------- 242
20.2.3. IC1: BBIC (Cordless Handset Board) -------- 244

21 Exploded View and Replacement Parts List --------- 246

21.1. Cabinet, Mechanical and Electrical Parts

Location--------------------------------------------------- 246

21.1.1. General Section------------------------------------ 246
21.1.2. Operation Panel Section------------------------- 247
21.1.3. Upper Cabinet Section --------------------------- 248
21.1.4. Back Cover Section------------------------------- 249
21.1.5. Lower Cabinet Section --------------------------- 251
21.1.6. Gear Block Section ------------------------------- 252
21.1.7. Cordless Handset Section ---------------------- 254
21.1.8. Charger Section ----------------------------------- 255
21.1.9. Screws ---------------------------------------------- 256

21.1.10. Accessories and Packing Materials----------- 257

21.2. Replacement Parts List ------------------------------- 258

21.2.1. Cabinet and Mechanical Parts------------------258
21.2.2. Digital Board Parts---------------------------------260
21.2.3. Analog Board Parts--------------------------------263
21.2.4. Operation Board Parts----------------------------263
21.2.5. Power Supply Board Parts ----------------------264
21.2.6. Interface Board Parts -----------------------------264
21.2.7. Sensor Board Parts ------------------------------- 265
21.2.8. Film End Sensor Board Parts-------------------265
21.2.9. Motor Position Sensor Board Parts -----------265

21.2.10. Microphone Board Parts -------------------------265

21.2.11. Hook Swicth Board Parts ------------------------265

21.2.12. Cordless Handset Board Parts -----------------265
21.2.13. Charger Board Parts ------------------------------266
21.2.14. Service Fixture and Tools ------------------------266