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7.4. No Remote Control Function -------------------------- 28
7.5. USB Device Cannot Detect---------------------------- 29
7.6. No Output Sound----------------------------------------- 30
7.7. Check Point------------------------------------------------ 31
8 Disassembly and Assembly Instructions --------------- 34
8.1. Type of Screws ------------------------------------------- 34
8.2. Disassembly Flow Chart-------------------------------- 34
8.3. Main Components and P.C.B. Locations ----------- 35
8.4. Disassembly of Top Cabinet--------------------------- 36
8.5. Disassembly of Front Panel Unit ----------------- 36
P.C.B.-------------------------------------------------------- 37
8.7. Disassembly of USB P.C.B. --------------------------- 38
8.8. Disassembly of Rear Panel. --------------------------- 38
8.9. Disassembly of Main P.C.B. --------------------------- 39
8.10. Disassembly of SMPS Module ----------------------- 39
8.11. Disassembly of DVD Mechanism Unit --------- 40
8.12. Disassembly of Backend P.C.B. Ass'y -------------- 41
9 Service Position ------------------------------------------------- 42
P.C.B.-------------------------------------------------------- 42
SMPS Module--------------------------------------------- 42
Ass'y --------------------------------------------------------- 43
10 Block Diagram --------------------------------------------------- 45
10.1. Backend ---------------------------------------------------- 45
10.2. System Control ------------------------------------------- 47
10.3. Audio -------------------------------------------------------- 50
10.4. Power Supply --------------------------------------------- 51
11 Wiring Connection Diagram --------------------------------- 53
12 Schematic Diagram--------------------------------------------- 55
12.1. Schematic Diagram Notes ----------------------------- 55
12.2. Backend (DV5U) Circuit (1/4) ------------------------- 57
12.3. Backend (DV5U) Circuit (2/4) ------------------------- 58
12.4. Backend (DV5U) Circuit (3/4) ------------------------- 59
12.5. Backend (DV5U) Circuit (4/4) ------------------------- 60
12.6. Backend (Motor Driver) Circuit ----------------------- 61
12.7. Backend (Video) Circuit -------------------------------- 62
12.8. Main (UP) Circuit ----------------------------------------- 63
12.9. Main (SOC) Circuit--------------------------------------- 64
12.10. Main (USB) Circuit --------------------------------------- 65
12.11. Main (Tuner AUX) Circuit ------------------------------ 66
12.12. Main (DSP) Circuit --------------------------------------- 67
12.13. Main (DAMP) Circuit------------------------------------- 68
12.14. Main (Voltage Regulator) Circuit --------------------- 69
12.15. Main (Connector) Circuit ------------------------------- 70
12.16. Main (Bluetooth) Circuit--------------------------------- 71
12.17. Panel Circuit ----------------------------------------------- 72
12.18. USB & Music Port Circuit------------------------------- 73
13 Printed Circuit Board ------------------------------------------ 74
13.1. Backend P.C.B. Ass'y ----------------------------------- 74
13.2. Main P.C.B. Ass'y (Side A)----------------------------- 75
13.3. Main P.C.B. Ass'y (Side B)----------------------------- 76
13.4. Panel, USB & Music Port P.C.B. --------------------- 77
14 Voltage and Waveform Measurement -------------------- 79
14.1. Voltage Measurement----------------------------------- 79
15 Exploded View and Replacement Parts List ----------- 87
15.1. Cabinet Parts Location 1 ------------------------------- 87
15.2. Cabinet Parts Location 2 ------------------------------- 88
15.3. Packaging -------------------------------------------------- 89
15.4. Mechanical Replacement Part List ------------------ 91
15.5. Electrical Replacement Parts List ------------------- 93
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