SC-HC15EB, SC-HC15EG, SC-HC15EP - Panasonic Audio Service Manual (repair manual). Page 2

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8.6. Replacement of CD Door Ornament ---------------- 30
8.7. Replacement of CD Door Base----------------------- 32
8.8. Disassembly of Front Cabinet Assembly----------- 35
8.9. Disassembly of LCD Window ------------------------- 37
8.10. Disassembly of Gear Box Assembly ---------------- 39
8.11. Replacement of Rack Top & Slider Top ------------ 42
8.12. Disassembly of Bridge P.C.B. & Door Switch
P.C.B.-------------------------------------------------------- 44
8.13. Replacement of Door Shaft & Slider Bottom ------ 46
8.14. Replacement of Timing Gear Shaft ------------------ 48
8.15. Disassembly of Top Ornament Unit & Button
P.C.B.-------------------------------------------------------- 49
8.16. Disassembly of IR P.C.B. & Panel P.C.B. ---------- 50
8.17. Disassembly of CD Mechanism ---------------------- 52
8.18. Disassembly of CD Servo P.C.B.--------------------- 53
8.19. Disassembly of Jack Lid-------------------------------- 54
8.20. Disassembly of Tuner P.C.B. -------------------------- 56
8.21. Disassembly of SMPS P.C.B. ------------------------- 57
8.22. Replacement of Diode (D702) ------------------------ 59
8.23. Replacement of Transistor (Q701)------------------- 61
8.24. Disassembly of Speaker Unit ------------------------- 62
8.25. Disassembly of Main P.C.B. --------------------------- 63
9 Service Position ------------------------------------------------- 65
9.1. Checking & Repairing of Panel P.C.B. -------------- 65
9.2. Checking & Repairing of CD Servo P.C.B.--------- 66
9.3. Checking & Repairing of Main (Side B) P.C.B. --- 68
9.4. Checking & Repairing of Main (Side A) P.C.B. --- 68
9.5. Checking & Repairing of SMPS P.C.B. ------------- 72
10 Voltage Measurement & Waveform Chart--------------- 74
10.1. CD SERVO P.C.B. --------------------------------------- 74
10.2. MAIN P.C.B. (1/3) ---------------------------------------- 75
10.3. MAIN P.C.B. (2/3) ---------------------------------------- 76
10.4. MAIN P.C.B. (3/3) ---------------------------------------- 76
10.5. PANEL P.C.B. --------------------------------------------- 77
10.6. SMPS P.C.B. ---------------------------------------------- 77
10.7. TUNER P.C.B. -------------------------------------------- 77
10.8. Waveform Chart ------------------------------------------ 78
11 Illustration of IC’s, Transistors and Diodes ------------ 79
12 Overall Simplified Block -------------------------------------- 81
12.1. Voltage / Current / Ground Diagram----------------- 81
12.2. Control & Signal Diagram ------------------------------ 82
13 Block Diagram --------------------------------------------------- 83
13.1. SERVO/SYSTEM CONTROL BLOCK
DIAGRAM -------------------------------------------------- 83
13.2. IC TERMINAL CHART---------------------------------- 84
13.3. AUDIO BLOCK DIAGRAM ---------------------------- 85
13.4. POWER SUPPLY (1/2) BLOCK DIAGRAM ------- 86
13.5. POWER SUPPLY (2/2) BLOCK DIAGRAM ------- 87
14 Wiring Connection Diagram --------------------------------- 88
15 Schematic Diagram--------------------------------------------- 89
15.1. Schematic Diagram Notes ----------------------------- 89
15.2. CD SERVO CIRCUIT (1/2) ---------------------------- 91
15.3. CD SERVO CIRCUIT (2/2) ---------------------------- 92
15.4. MAIN CIRCUIT (1/4) ------------------------------------ 93
15.5. MAIN CIRCUIT (2/4) ------------------------------------ 94
15.6. MAIN CIRCUIT (3/4) ------------------------------------ 95
15.7. MAIN CIRCUIT (4/4) ------------------------------------ 96
15.8. MAIN (USB), TUNER & MOTOR CIRCUIT-------- 97
15.9. PANEL, IR, DOOR SWITCH, BRIDGE &
BUTTON CIRCUIT--------------------------------------- 98
15.10. SMPS CIRCUIT ------------------------------------------ 99
16 Printed Circuit Board----------------------------------------- 100
16.1. CD SERVO P.C.B.-------------------------------------- 100
16.2. MAIN P.C.B. (Side A) ---------------------------------- 101
16.3. MAIN P.C.B. (Side B) ---------------------------------- 102
16.4. PANEL, IR, DOOR SWITCH, BRIDGE &
BUTTON P.C.B. ----------------------------------------- 103
16.5. TUNER, MOTOR & SMPS P.C.B. ------------------ 104
17 Terminal Function of IC’s ----------------------------------- 105
17.1. IC801 (RFKWMHC25M0) MICRO
PROCESSOR IC --------------------------------------- 105
18 Exploded View and Replacement Parts List---------- 107
18.1. Exploded View and Mechanical replacement
Parts List -------------------------------------------------- 107
18.2. Electrical Replacement Parts List ------------------ 113
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