Panasonic MW-20EB Service Manual page 2

8.12. Disassembly of Led P.C.B.----------------------------- 47
9 Service Position ------------------------------------------------- 49
9.1. Checking & Repairing of Main P.C.B. (Side A) --- 49
9.2. Checking & Repairing of Main P.C.B. (Side B) --- 51
10 Voltage Measurement & Waveform Chart--------------- 52
10.1. Main P.C.B. (1/2) ----------------------------------------- 52
10.2. Main P.C.B. (2/2) ----------------------------------------- 53
10.3. Panel P.C.B. ----------------------------------------------- 53
10.4. Waveform Chart ------------------------------------------ 54
11 Illustration of IC's, Transistors and Diodes ------------ 56
12 Overall Simplified Block -------------------------------------- 57
13 Block Diagram --------------------------------------------------- 58
13.1. SYSTEM CONTROL BLOCK DIAGRAM ---------- 58
13.2. AUDIO/PHOTO
DIAGRAM -------------------------------------------------- 59
13.3. IC TERMINAL CHART---------------------------------- 60
13.4. POWER SUPPLY BLOCK DIAGRAM -------------- 61
14 Wiring Connection Diagram --------------------------------- 63
15 Schematic Diagram Notes ----------------------------------- 64
16 Schematic Diagram--------------------------------------------- 65
16.1. MAIN(1) CIRCUIT (1/4)--------------------------------- 65
16.2. MAIN(1) CIRCUIT (2/4)--------------------------------- 66
16.3. MAIN(1) CIRCUIT (3/4)--------------------------------- 67
16.4. MAIN(1) CIRCUIT (4/4)--------------------------------- 68
16.5. MAIN(2) CIRCUIT (1/2)--------------------------------- 69
16.6. MAIN(2) CIRCUIT (2/2)--------------------------------- 70
16.7. MAIN(3) CIRCUIT---------------------------------------- 71
16.8. MAIN(4) CIRCUIT (1/4)--------------------------------- 72
16.9. MAIN(4) CIRCUIT (2/4)--------------------------------- 73
16.10. MAIN(4) CIRCUIT (3/4)--------------------------------- 74
16.11. MAIN(4) CIRCUIT (4/4)--------------------------------- 75
16.12. PANEL / IR / LED CIRCUIT --------------------------- 76
17 Printed Circuit Board ------------------------------------------ 77
17.1. MAIN P.C.B. (Side A)------------------------------------ 77
17.2. MAIN P.C.B. (Side B)------------------------------------ 78
17.3. PANEL / IR / LED P.C.B. ------------------------------- 79
18 Exploded View and Replacement Parts List ----------- 80
18.1. Exploded View and Mechanical replacement
Parts List --------------------------------------------------- 80
18.2. Electrical Replacement Parts List -------------------- 85
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