Table of Contents
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7 Troubleshooting Guide---------------------------------------- 23
7.1. Troubleshooting Guide for F61 and/or F76 -------- 23
7.2. Part Location ---------------------------------------------- 24
7.3. D-Amp IC Operation & Control ----------------------- 26
8 Disassembly and Assembly Instructions --------------- 28
8.1. Disassembly Flow Chart-------------------------------- 29
8.2. Main Components and P.C.B. Locations ----------- 30
8.3. Disassembly of Top Cabinet--------------------------- 31
8.4. Disassembly of Tuner P.C.B. -------------------------- 32
8.5. Disassembly of Front Panel Unit --------------------- 32
8.6. Disassembly of Panel P.C.B. -------------------------- 34
8.7. Disassembly of Remote Sensor P.C.B.------------- 35
8.8. Disassembly of LCD P.C.B.---------------------------- 36
8.9. Disassembly of USB P.C.B. --------------------------- 37
8.10. Disassembly of CD Lid---------------------------------- 37
8.11. Disassembly of Main P.C.B. --------------------------- 38
(IC2010) ---------------------------------------------------- 39
(IC5902) ---------------------------------------------------- 40
8.14. Disassembly of SMPS P.C.B. ------------------------- 42
(IC5701) ---------------------------------------------------- 43
8.16. Replacement of Rectifier Diode (D5702)----------- 44
8.17. Replacement of Rectifier Diode (D5801)----------- 46
8.18. Replacement of Rectifier Diode (D5802)----------- 47
8.19. Replacement of Regulator Diode (D5803)--------- 48
8.21. Disassembly of Rear Panel---------------------------- 51
8.22. Disassembly of Voltage Selector P.C.B.------------ 52
9 Replacement of Traverse Unit ------------------------------ 54
9.1. Disassembly of Traverse Unit------------------------- 54
9.2. Assembly of Traverse Unit----------------------------- 56
9.3. Disassembly of CD Servo P.C.B.--------------------- 58
10 Service Position ------------------------------------------------- 61
10.1. Checking and Repairing of Main P.C.B. ------------ 61
10.2. Checking and Repairing of Panel P.C.B. ----------- 61
10.3. Checking and Repairing of LCD P.C.B.------------- 62
10.4. Checking and Repairing of SMPS P.C.B. ---------- 62
11 Voltage & Waveform Chart ----------------------------------- 64
11.1. CD Servo P.C.B.------------------------------------------ 64
11.2. Main P.C.B. (1/2) ----------------------------------------- 65
11.3. Main P.C.B. (2/2) ----------------------------------------- 66
11.4. LCD P.C.B.------------------------------------------------- 67
11.5. Tuner P.C.B. ----------------------------------------------- 67
11.6. SMPS P.C.B. ---------------------------------------------- 68
11.7. Waveform Table ------------------------------------------ 69
12 Illustration of ICs, Transistor and Diode ---------------- 70
13 Simplified Block Diagram ------------------------------------ 71
13.1. Overall Simplified Block Diagram -------------------- 71
13.2. Power Block Diagram ----------------------------------- 72
14 Block Diagram --------------------------------------------------- 73
14.1. Servo & System Control -------------------------------- 73
14.2. Audio -------------------------------------------------------- 74
14.3. Power Supply --------------------------------------------- 75
15 Wiring Diagram -------------------------------------------------- 76
16 Schematic Diagram--------------------------------------------- 77
16.1. Schematic Diagram Notes ----------------------------- 77
16.2. CD Servo Circuit------------------------------------------ 79
16.3. Main Circuit ------------------------------------------------ 81
16.5. Tuner & Voltage Selector Circuit--------------------- 86
16.6. SMPS Circuit---------------------------------------------- 87
17 Printed Circuit Board------------------------------------------ 89
17.1. CD Servo P.C.B. ----------------------------------------- 89
17.2. Main & Tuner P.C.B. ------------------------------------ 90
17.3. Panel, LCD, Remote Sensor & USB P.C.B.------- 91
17.4. SMPS & Voltage Selector P.C.B. -------------------- 92
17.5. SMPS P.C.B.---------------------------------------------- 93
18 Terminal Function of ICs ------------------------------------- 95
PROCESSOR -------------------------------------------- 95
18.2. IC900(C0HBA0000295): IC FL Driver -------------- 96
19 Exploded View and Replacement Parts List----------- 97
Part List ---------------------------------------------------- 97
19.2. Electrical Replacement Part List -------------------- 103
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