SA-XH10EE, SC-XH10EE - Panasonic Audio Service Manual (repair manual). Page 2

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7.1. Cold-Start--------------------------------------------------- 22
7.2. Service Mode Table-------------------------------------- 22
7.3. Self-Diagnostic Mode ----------------------------------- 28
7.4. Self Diagnostic Function-Error Code ---------------- 29
7.5. Sales Demonstration Lock Function ---------------- 31
7.6. Firmware Version-Up Information -------------------- 32

8 Troubleshooting Guide---------------------------------------- 34

8.1. Troubleshooting Guide for F61 and/or F76 -------- 34
8.2. DVD/CD Laser Diode current

measurement.This section will illustrate
procedures of measuring& deriving DVD/CD
Laser Diode Current. ------------------------------------ 37

8.3. Basic Troubleshooting Guide for Traverse

Unit (Backend P.C.B.) ----------------------------------- 39

8.4. Basic Troubleshooting Guide for HDMI AV

output-------------------------------------------------------- 40

9 Service Fixture & Tools --------------------------------------- 41

9.1. Service Tools and Equipment ------------------------- 41

10 Disassembly and Assembly Instructions --------------- 42

10.1. Disassembly Flow Chart-------------------------------- 43
10.2. Main Components and P.C.B. Locations ----------- 44
10.3. Disassembly of Top Cabinet--------------------------- 45
10.4. Disassembly of Rear Panel---------------------------- 46
10.5. Disassembly of Front Panel Assembly ------------- 46
10.6. Disassembly of Panel P.C.B. -------------------------- 47
10.7. Disassembly of Power Button P.C.B.---------------- 49
10.8. Disassembly of DVD Mechanism Unit

(BRS1D) ---------------------------------------------------- 50

10.9. Replacement of Traverse unit------------------------- 52

10.10. Disassembly of Main P.C.B. --------------------------- 57

10.11. Replacement of Digital Amplifier IC (IC403/

IC404/IC405) ---------------------------------------------- 59

10.12. Disassembly of SMPS P.C.B. ------------------------- 61
10.13. Replacement of Current Limiting Switch

(Q5701) ----------------------------------------------------- 63

10.14. Replacement of Diode (D5706) ---------------------- 64
10.15. Disassembly of Backend P.C.B. ---------------------- 65
10.16. Disassembly of Component Video P.C.B.---------- 67

11 Service Position ------------------------------------------------- 69

11.1. Checking & Repairing Main P.C.B. (Side B) &

Component Video P.C.B.------------------------------- 69

11.2. Checking & Repairing Main P.C.B. (Side A)------- 69
11.3. Checking & Repairing of SMPS P.C.B. ------------- 70
11.4. Checking & Repairing of Panel P.C.B. -------------- 70
11.5. Checking & Repairing of Backend P.C.B. ---------- 70

12 Voltage & Waveform Chart ----------------------------------- 72

12.1. Backend P.C.B. (1/2) ------------------------------------ 72
12.2. Backend P.C.B. (2/2) ------------------------------------ 73
12.3. Main P.C.B. (1/3) ----------------------------------------- 74
12.4. Main P.C.B. (2/3) ----------------------------------------- 75
12.5. Main P.C.B. (3/3) ----------------------------------------- 76
12.6. Panel P.C.B. ----------------------------------------------- 77
12.7. SMPS P.C.B. ---------------------------------------------- 77
12.8. Waveform Table (1/2) ----------------------------------- 78
12.9. Waveform Table (2/2) ----------------------------------- 79

13 Illustration of ICs, Transistor and Diode ---------------- 80
14 Overall Simplified Block Diagram ------------------------- 81
15 Block Diagram --------------------------------------------------- 82

15.1. Backend ---------------------------------------------------- 82
15.2. IC Terminal Chart----------------------------------------- 83
15.3. System Control ------------------------------------------- 84

15.4. Audio & Video -------------------------------------------- 85
15.5. Power Supply --------------------------------------------- 87

16 Wiring Connection Diagram -------------------------------- 89
17 Schematic Diagram -------------------------------------------- 91

17.1. Schematic Diagram Notes ---------------------------- 91
17.2. Backend Circuit ------------------------------------------ 93
17.3. Main Circuit------------------------------------------------ 99
17.4. Panel & Power Button Circuit------------------------ 107
17.5. SMPS Circuit--------------------------------------------- 108
17.6. Component Video Circuit ----------------------------- 110

18 Printed Circuit Board----------------------------------------- 111

18.1. Backend P.C.B.------------------------------------------ 111
18.2. Main P.C.B.----------------------------------------------- 112
18.3. Panel, Power Button & Component Video

P.C.B. ------------------------------------------------------ 114

18.4. SMPS P.C.B.--------------------------------------------- 115

19 Terminal Function of ICs ------------------------------------ 117

19.1. IC200 (RFKWMXH50PH): IC

MICROPROCESSOR --------------------------------- 117

19.2. IC901 (C0HBB0000057): IC FL Display Driver - 118

20 Exploded View and Replacement Parts List---------- 119

20.1. Exploded View and Mechanical Replacement

Parts List -------------------------------------------------- 119

20.2. Electrical Replacement Parts List ------------------ 123