SA-AKX200PN, SA-AKX200PS, SA-AKX400PN, SA-AKX400PS - Panasonic Audio Service Manual (repair manual). Page 2

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6.5. Self-Diagnostic Error Code Table -------------------- 19

7 Troubleshooting Guide---------------------------------------- 21
8 Disassembly and Assembly Instructions --------------- 22

8.1. Types of Screws ------------------------------------------ 22
8.2. Disassembly Flow Chart-------------------------------- 23
8.3. Main Components and P.C.B. Locations ----------- 23
8.4. Disassembly of Top Cabinet--------------------------- 24
8.5. Disassembly of Front Panel Unit --------------------- 24
8.6. Disassembly of Panel P.C.B. -------------------------- 25
8.7. Disassembly of USB P.C.B. --------------------------- 26
8.8. Disassembly of Music Port P.C.B. (For

AKX400) ---------------------------------------------------- 26

8.9. Disassembly of Rear Panel---------------------------- 26

8.10. Disassembly of Main P.C.B. --------------------------- 27

8.11. Disassembly of SMPS Module ----------------------- 28

8.12. Disassembly of CD Mechanism Unit ---------------- 28
8.13. Disassembly of CD Interface P.C.B.----------------- 30

9 Service Position ------------------------------------------------- 31

9.1. Checking of Panel P.C.B. and Main P.C.B. -------- 31
9.2. Checking of  SMPS Module --------------------------- 31

10 Block Diagram --------------------------------------------------- 33

10.1. System Control ------------------------------------------- 33
10.2. Audio -------------------------------------------------------- 35
10.3. Power Supply --------------------------------------------- 36

11 Wiring Connection Diagram --------------------------------- 38

12 Schematic Diagram--------------------------------------------- 39

12.1. Schematic Diagram Notes ----------------------------- 39
12.2. Main (Micon) Circuit (1/3) ------------------------------ 41
12.3. Main (Micon) Circuit (2/3) ------------------------------ 42
12.4. Main (Micon) Circuit (3/3) ------------------------------ 43
12.5. Main (USB) Circuit --------------------------------------- 44
12.6. Main (Tuner AUX) Circuit ------------------------------ 45
12.7. Main (DSP Bluetooth) Circuit ------------------------- 46
12.8. Main (Damp) Circuit ------------------------------------- 47
12.9. Main (Voltage Regulator) Circuit --------------------- 48

12.10. Panel Circuit (For SA-AKX200PN/PS)-------------- 49

12.11. Panel Circuit (For SA-AKX400PN/PS)-------------- 50

12.12. USB, CD Interface and Music Port Circuit --------- 51

13 Printed Circuit Board ------------------------------------------ 52

13.1. Main P.C.B. ------------------------------------------------ 52
13.2. Panel, USB P.C.B. (For AKX200PN/PS) and

CD Interface P.C.B. (For AKX200PN/PS,
AKX400PN/PS) ------------------------------------------- 53

13.3. Panel, USB and Music Port P.C.B. (For

AKX400PN/PS) ------------------------------------------- 54

14 Voltage and Waveform Measurement -------------------- 55

14.1. Voltage Measurement----------------------------------- 55

15 Exploded View and Replacement Parts List ----------- 59

15.1. Cabinet Parts Location 1 ------------------------------- 59
15.2. Cabinet Parts Location 2 ------------------------------- 60
15.3. Packaging (For SC-AKX200PN/PS) ---------------- 61
15.4. Packaging (For SC-AKX400PN/PS) ---------------- 62
15.5. Mechanical Replacement Part List ------------------ 63
15.6. Electrical Replacement Parts List -------------------- 65