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8 Disassembly and Assembly Instructions --------------- 23
8.1. Types of Screws ----------------------------------------- 23
8.2. Disassembly Flow Chart-------------------------------- 24
8.3. Main Components and P.C.B. Locations ----------- 24
8.4. Disassembly of Top Cabinet--------------------------- 25
8.5. Disassembly of Front Panel Unit --------------------- 25
8.6. Disassembly of Panel P.C.B. -------------------------- 26
8.7. Disassembly of USB P.C.B. --------------------------- 26
8.8. Disassembly of Music Port P.C.B. ------------------- 27
8.9. Disassembly of Rear Panel---------------------------- 27
8.10. Disassembly of Main P.C.B. --------------------------- 28
8.11. Disassembly of CD Mechanism Unit ---------------- 28
8.12. Disassembly of CD Interface P.C.B.----------------- 30
8.13. Disassembly of Tuner P.C.B. -------------------------- 30
8.14. Disassembly of SMPS P.C.B. ------------------------- 30
9 Service Position ------------------------------------------------- 31
9.1. Checking of Panel P.C.B. ------------------------------ 31
9.2. Checking of Main P.C.B. and SMPS P.C.B. ------- 31
10 Block Diagram --------------------------------------------------- 32
10.1. System Control ------------------------------------------- 32
10.2. Audio -------------------------------------------------------- 35
10.3. Power Supply --------------------------------------------- 37
11 Wiring Connection Diagram --------------------------------- 40
12 Schematic Diagram--------------------------------------------- 42
12.1. Schematic Diagram Notes ----------------------------- 42
12.2. Main (CD Motor Driver) Circuit------------------------ 44
12.3. Main (USB EMMC) Circuit ----------------------------- 45
12.4. Main (SOC IO Expander) Circuit (1/2) -------------- 46
12.5. Main (SOC IO Expander) Circuit (2/2) -------------- 47
12.6. Main (Damp) Circuit (1/2) ------------------------------ 48
12.7. Main (Damp) Circuit (2/2) ------------------------------ 49
12.8. Main (Connector) Circuit ------------------------------- 50
12.9. Main (DSP) Circuit --------------------------------------- 51
12.10. Main (VREG Fan) Circuit (1/2)------------------------ 52
12.11. Main (VREG Fan) Circuit (2/2)------------------------ 53
12.12. Main (Tuner) Circuit ------------------------------------- 54
12.13. SMPS Circuit (1/2) --------------------------------------- 55
12.14. SMPS Circuit (2/2) --------------------------------------- 56
12.15. CD Interface, USB and Music Port Circuit --------- 57
12.16. Panel Circuit ----------------------------------------------- 58
13 Printed Circuit Board ------------------------------------------ 59
13.1. Main P.C.B. (Side A)------------------------------------- 59
13.2. Main P.C.B. (Side B)------------------------------------- 60
13.3. SMPS P.C.B. ---------------------------------------------- 61
P.C.B.-------------------------------------------------------- 62
13.5. Tuner P.C.B. ----------------------------------------------- 63
14 Voltage and Waveform Measurement -------------------- 64
14.1. Voltage Measurement----------------------------------- 64
14.2. Waveform Chart ------------------------------------------ 68
15 Exploded View and Replacement Parts List ----------- 70
15.1. Cabinet Parts Location 1 ------------------------------- 70
15.2. Cabinet Parts Location 2 ------------------------------- 71
15.3. Packaging (For SC-AKX660PN/PS) ---------------- 72
15.4. Packaging (For SC-AKX880PN/PS) ---------------- 73
15.5. Mechanical Replacement Part List ------------------ 74
15.6. Electrical Replacement Parts List -------------------- 76
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