SA-VK880EE, SC-VK880EE - Panasonic Audio Service Manual (repair manual). Page 2

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5.2. Remote Control Key Button Operation ------------- 15
5.3. Disc Information ------------------------------------------ 16
5.4. Using the Music Port ------------------------------------ 18
5.5. DivX VIDEO-ON-DEMAND Content ---------------- 19
5.6. USB - Play and Recording ----------------------------- 20

6 Self-Diagnosis and Special Mode Setting -------------- 22

6.1. Service Mode Summary Table ------------------------ 22
6.2. Doctor Mode Table--------------------------------------- 24
6.3. Self-Diagnosis Mode Table  --------------------------- 25
6.4. Service Mode Table (For DVD) ----------------------- 26
6.5. DVD Self Diagnostic Function-Error Code--------- 34
6.6. Sales Demonstration Lock Function ---------------- 39

7 Troubleshooting Guide---------------------------------------- 40

7.1. Troubleshooting Guide for F61 and/or F76 -------- 40
7.2. Basic Troubleshooting Guide for Traverse

Unit (DVD Module P.C.B.)------------------------------ 46

8 Service Fixture & Tools --------------------------------------- 47

8.1. Service Tools and Equipment ------------------------- 47

9 Disassembly and Assembly Instructions --------------- 48

9.1. Disassembly flow chart  -------------------------------- 50
9.2. Main Components and P.C.B. Location ------------ 51
9.3. Disassembly of Top Cabinet--------------------------- 52
9.4. Disassembly of DVD Mechanism Unit

(CR14D) ---------------------------------------------------- 53

9.5. Disassembly of DVD Module P.C.B.----------------- 55
9.6. Disassembly of Rear Panel---------------------------- 55
9.7. Disassembly of Front Panel Assembly ------------- 56
9.8. Disassembly of Mic P.C.B. ----------------------------- 57
9.9. Disassembly of Panel P.C.B., Volume P.C.B.

& Remote Sensor P.C.B. , Side Bar (L) LED
P.C.B. and Side Bar (R) LED P.C.B.----------------- 58

9.10. Disassembly of USB P.C.B. --------------------------- 60

9.11. Disassembly of Music Port P.C.B. ------------------- 61

9.12. Disassembly of CD Lid---------------------------------- 61
9.13. Disassembly of Deck Mechanism Unit ------------- 62
9.14. Disassembly of Deck P.C.B.--------------------------- 63
9.15. Disassembly of Deck Mechanism P.C.B.----------- 63
9.16. Disassembly of Deck Mechanism-------------------- 64
9.17. Disassembly of Cassette Lid -------------------------- 73
9.18. Rectification for Tape Jam Problem ----------------- 73
9.19. Disassembly of D-Amp P.C.B. ------------------------ 74
9.20. Replacement of Audio Digital Power Amp IC

(IC5000) ---------------------------------------------------- 75

9.21. Replacement of Audio Digital Power Amp IC

(IC5200) ---------------------------------------------------- 76

9.22. Replacement of Audio Digital Power Amp IC

(IC5300) ---------------------------------------------------- 76

9.23. Replacement of Audio Digital Power Amp IC

(IC5400) ---------------------------------------------------- 77

9.24. Disassembly of Main P.C.B. --------------------------- 78
9.25. Disassembly of SMPS P.C.B. ------------------------- 79
9.26. Replacement of Switching Regulator IC

(IC5701) ---------------------------------------------------- 80

9.27. Replacement of Rectifier Diode (D5702)----------- 81
9.28. Replacement of Regulator Diode (D5801)--------- 82
9.29. Replacement of Regulator Diode (D5802)--------- 83
9.30. Replacement of Regulator Diode (D5803)--------- 84
9.31. Disassembly of AC Inlet P.C.B. ----------------------- 85

10 Disassembling and Assembling of Traverse Unit---- 86

10.1. Disassembly Procedures------------------------------- 86
10.2. Assembly Procedures----------------------------------- 87

11 Service Positions ----------------------------------------------- 88

11.1. Checking and Repairing of Main P.C.B.------------ 88
11.2. Checking and Repairing Panel P.C.B., Deck

P.C.B., Volume P.C.B., Music Port P.C.B. and
Mic P.C.B. ------------------------------------------------- 88

11.3. Checking and Repairing of D-Amp P.C.B.--------- 91
11.4. Checking and Repairing of AC Inlet P.C.B. &

SMPS P.C.B.---------------------------------------------- 92

12 Measurements and Adjustments -------------------------- 94

12.1. Cassette Deck -------------------------------------------- 94
12.2. Tape Speed Adjustment-------------------------------- 94
12.3. Bias Voltage Check ------------------------------------- 95
12.4. Bias Frequency Check  -------------------------------- 95

13 Voltage & Waveform Chart ---------------------------------- 96

13.1. DVD Module P.C.B. (1/3) ------------------------------ 96
13.2. DVD Module P.C.B. (2/3) ------------------------------ 97
13.3. DVD Module P.C.B. (3/3) ------------------------------ 98
13.4. Main P.C.B. (1/3)----------------------------------------- 99
13.5. Main P.C.B. (2/3)---------------------------------------- 100
13.6. Main P.C.B. (3/3)---------------------------------------- 101
13.7. Panel P.C.B.---------------------------------------------- 102
13.8. Deck P.C.B. ---------------------------------------------- 102
13.9. Mic P.C.B.------------------------------------------------- 102

13.10. D-Amp P.C.B. (1/2) ------------------------------------- 103

13.11. D-Amp P.C.B. (2/2) ------------------------------------- 104

13.12. SMPS P.C.B.--------------------------------------------- 104
13.13. Deck Mechanism P.C.B. ------------------------------ 104
13.14. Volume P.C.B. ------------------------------------------- 105
13.15. Waveform Table (1/4) ---------------------------------- 106
13.16. Waveform Table (2/4) ---------------------------------- 107
13.17. Waveform Table (3/4) ---------------------------------- 108
13.18. Waveform Table (4/4) ---------------------------------- 109

14 Illustration of ICs, Transistor and Diode --------------- 110
15 Block Diagram -------------------------------------------------- 111

15.1. DVD (Audio)---------------------------------------------- 111
15.2. DVD (Servo) --------------------------------------------- 112
15.3. System Control ------------------------------------------ 113
15.4. Audio------------------------------------------------------- 114
15.5. Video------------------------------------------------------- 115
15.6. Deck-------------------------------------------------------- 116
15.7. D-Amp ----------------------------------------------------- 117
15.8. Power ------------------------------------------------------ 118

16 Wiring Connection Diagram ------------------------------- 119
17 Schematic Diagram Notes ---------------------------------- 121
18 Schematic Diagram ------------------------------------------- 123

18.1. DVD Module Circuit ------------------------------------ 123
18.2. Main Circuit----------------------------------------------- 127
18.3. Panel, Side Bar (L) Led & Side Bar (R) Led

Circuit ------------------------------------------------------ 133

18.4. Volume, Music Port, Remote Sensor & Mic

Circuit ------------------------------------------------------ 134

18.5. Deck Circuit ---------------------------------------------- 135
18.6. D-Amp Circuit-------------------------------------------- 136
18.7. SMPS Circuit--------------------------------------------- 138
18.8. USB, Deck Mechanism, AC Inlet Circuit &

Voltage Selector (For GA/GS only) Circuit ------- 140

19 Printed Circuit Board----------------------------------------- 141

19.1. DVD Module P.C.B. ------------------------------------ 141
19.2. Main P.C.B.----------------------------------------------- 142
19.3. Panel, Side Bar (L) Led & Side Bar (R) Led

P.C.B. ------------------------------------------------------ 143