Panasonic SA-AKX18PH Service Manual page 2

7.1. No Power or No Display -------------------------------- 18
7.2. Bluetooth® Pairing Failure----------------------------- 18
7.3. No Key Function------------------------------------------ 18
7.4. No Remote Control Function -------------------------- 18
7.5. USB Device Cannot DetectPress -------------------- 19
7.6. No Output Sound----------------------------------------- 19
7.7. Check Point------------------------------------------------ 20
8 Disassembly and Assembly Instructions --------------- 21
8.1. Type of Screws ------------------------------------------- 21
8.2. Disassembly Flow Chart-------------------------------- 21
8.3. Main Components and P.C.B. Locations ----------- 22
8.4. Disassembly of Top Cabinet--------------------------- 23
8.5. Disassembly of Front Panel Unit ----------------- 23
8.6. Disassembly of Panel P.C.B. and LCD P.C.B. ---- 24
8.7. Disassembly of USB P.C.B. --------------------------- 25
8.8. Disassembly of Rear Panel. --------------------------- 25
8.9. Disassembly of Main P.C.B. --------------------------- 26
8.10. Disassembly of SMPS Module and Voltage
Selector P.C.B.-------------------------------------------- 27
8.11. Disassembly of CD Mechanism Unit ----------- 27
8.12. Disassembly of CD Interface P.C.B.----------------- 28
9 Service Position ------------------------------------------------- 29
9.1. Checking of Panel P.C.B. and LCD P.C.B.--------- 29
9.2. Checking and Repairing of Main P.C.B. and
SMPS P.C.B. ---------------------------------------------- 29
10 Block Diagram --------------------------------------------------- 31
10.1. System Control ------------------------------------------- 31
10.2. Audio -------------------------------------------------------- 33
10.3. Power Supply --------------------------------------------- 34
11 Wiring Connection Diagram --------------------------------- 35
12 Schematic Diagram--------------------------------------------- 37
12.1. Schematic Diagram Notes ----------------------------- 37
12.2. MAIN
Bluetooth/Voltage Regulators/Micon) Circuit ------ 39
12.3. Panel Circuit ----------------------------------------------- 47
12.4. LCD, USB & CD Interface Circuit -------------------- 48
13 Printed Circuit Board ------------------------------------------ 49
13.1. Main P.C.B. & CD Interface P.C.B.------------------- 49
13.2. Panel, LCD & USB P.C.B.------------------------------ 51
14 Appendix Information of Schematic Diagram --------- 53
14.1. Voltage Chart---------------------------------------------- 53
15 Exploded View and Replacement Parts List ----------- 57
15.1. Exploded View and Mechanical Replacement
Part List ----------------------------------------------------- 57
15.2. Electrical Replacement Parts List -------------------- 63
(Damp/Tuner/AUX/USB/DSP/
2