SA-BT205EB, SA-BT205EG, SA-BT205EP - Panasonic Audio Service Manual (repair manual). Page 2

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2.2. Precaution of Laser Diode -------------------------------7
2.3. Service caution based on Legal restrictions---------8
2.4. Handling Precautions for BD Drive Unit --------------9

3 Service Navigation---------------------------------------------- 10

3.1. Service Information -------------------------------------- 10

4 Specifications ---------------------------------------------------- 11
5 Location of Controls and Components------------------ 13

5.1. Remote Control Key Button Operations ------------ 13
5.2. Main Unit Key Button Operations -------------------- 14
5.3. Using BD-LIVE or BONUSVIEW in BD-Video ---- 15
5.4. Using the iPod -------------------------------------------- 16
5.5. Speaker Connections ----------------------------------- 18
5.6. Disc, SD Card and USB device Information------- 19
5.7. About MP3/JPEG/DivX files --------------------------- 21

6 Operating Instructions ---------------------------------------- 23

6.1. Taking out the Disc from BD Drive Unit when

disc cannot be ejected by OPEN/CLOSE
button-------------------------------------------------------- 23

7 Self-Diagnosis and Special Mode Setting -------------- 24

7.1. Service Mode Summary Table ------------------------ 24
7.2. Special Mode Setting------------------------------------ 27
7.3. Service Mode at glance -------------------------------- 29
7.4. Service Mode Table (Wireless - e.g. SH-FX70) --- 34

8 Service Fixture & Tools --------------------------------------- 36

8.1. Service Tools and Equipment ------------------------- 36

9 Disassembly and Assembly Instructions --------------- 37

9.1. Disassembly Flow Chart-------------------------------- 38
9.2. Main Components and P.C.B. Locations ----------- 39
9.3. Disassembly of Top Cabinet--------------------------- 40
9.4. Disassembly of Rear Panel---------------------------- 40
9.5. Disassembly of Front Panel Assembly ------------- 41
9.6. Disassembly of Panel & Power Button P.C.B. ---- 42
9.7. Disassembly of Setup Mic P.C.B. -------------------- 43
9.8. Disassembly of SD P.C.B. ----------------------------- 44
9.9. Disassembly of Tray Lid -------------------------------- 44

9.10. Disassembly of iPod P.C.B.---------------------------- 45

9.11. Disassembly of BD Drive Unit ------------------------ 46

9.12. Disassembly of Main P.C.B. --------------------------- 47
9.13. Disassembly of Digital P.C.B. ------------------------- 48
9.14. Disassembly of D-Amp P.C.B. ------------------------ 49
9.15. Replacement of Audio Amplifier Driver IC

(IC8001) ---------------------------------------------------- 50

9.16. Replacement of Audio Amplifier Driver IC

(IC8002) ---------------------------------------------------- 51

9.17. Replacement of Regulator Transistor (Q8026) --- 53
9.18. Disassembly of AC Inlet P.C.B. ----------------------- 53
9.19. Disassembly of SMPS P.C.B. ------------------------- 54
9.20. Replacement of Switching Regulator IC

(IC5701) ---------------------------------------------------- 55

9.21. Replacement of Rectifier Diode (D5702)----------- 55
9.22. Replacement of Regulator Diode (D5801)--------- 57
9.23. Replacement of Regulator Diode (D5802)--------- 57
9.24. Replacement of Regulator Diode (D5803)--------- 58
9.25. Disassembly of Wireless Adapter P.C.B.----------- 59
9.26. Disassembly of Tuner P.C.B. -------------------------- 60

10 Service Position ------------------------------------------------- 61

10.1. Checking & Servicing of Main P.C.B.---------------- 61
10.2. Checking & Servicing of SMPS P.C.B.-------------- 62
10.3. Checking & Servicing of Digital P.C.B.-------------- 63
10.4. Checking and Servicing of D-Amp P.C.B.---------- 65

11 Voltage & Waveform Chart ----------------------------------- 67

11.1. Digital P.C.B. (1/5) --------------------------------------- 67
11.2. Digital P.C.B. (2/5) --------------------------------------- 68
11.3. Digital P.C.B. (3/5) --------------------------------------- 69
11.4. Digital P.C.B. (4/5) --------------------------------------- 70
11.5. Digital P.C.B. (5/5) --------------------------------------- 71
11.6. Main P.C.B. (1/5)----------------------------------------- 72
11.7. Main P.C.B. (2/5)----------------------------------------- 73
11.8. Main P.C.B. (3/5)----------------------------------------- 74
11.9. Main P.C.B. (4/5)----------------------------------------- 75

11.10. Main P.C.B. (5/5)----------------------------------------- 76

11.11. Panel P.C.B. ---------------------------------------------- 76

11.12. D-Amp P.C.B. (1/2) -------------------------------------- 77
11.13. D-Amp P.C.B. (2/2) -------------------------------------- 78
11.14. Setup Mic P.C.B.  ---------------------------------------- 78
11.15. SMPS P.C.B.  --------------------------------------------- 79
11.16. Waveform Table ------------------------------------------ 80

12 Illustration of ICs, Transistor and Diode ---------------- 81
13 Block Diagram --------------------------------------------------- 83

13.1. Digital (1/2) ------------------------------------------------ 83
13.2. Digital (2/2) ------------------------------------------------ 84
13.3. IC Terminal Digital Chart (1/2) ------------------------ 85
13.4. IC Terminal Digital Chart (2/2) ------------------------ 86
13.5. Digital (Audio IO)----------------------------------------- 87
13.6. Digital (Video Out) --------------------------------------- 88
13.7. Digital (Regulator) --------------------------------------- 89
13.8. System Control ------------------------------------------- 90
13.9. Audio-------------------------------------------------------- 91

13.10. D-Amp ------------------------------------------------------ 92

13.11. SMPS ------------------------------------------------------- 93

14 Wiring Connection Diagram -------------------------------- 94
15 Schematic Diagram Notes ----------------------------------- 95
16 Schematic Diagram -------------------------------------------- 97

16.1. Digital Circuit---------------------------------------------- 97
16.2. Main Circuit----------------------------------------------- 119
16.3. Panel Circuit --------------------------------------------- 127
16.4. Tuner, Power Button & Setup Mic Circuit--------- 128
16.5. SD, iPod & Wireless Adapter Circuit--------------- 129
16.6. D-Amp Circuit-------------------------------------------- 130
16.7. SMPS Circuit--------------------------------------------- 136
16.8. AC Inlet Circuit ------------------------------------------ 138

17 Printed Circuit Board----------------------------------------- 139

17.1. Digital P.C.B. --------------------------------------------- 139
17.2. Main P.C.B.----------------------------------------------- 141
17.3. Tuner, Panel, Power Button, Setup Mic & SD

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

17.4. iPod, Wireless Adapter & AC Inlet P.C.B. -------- 144
17.5. D-Amp P.C.B. -------------------------------------------- 145
17.6. SMPS P.C.B.--------------------------------------------- 147

18 Terminal Function of ICs ------------------------------------ 149

18.1. IC6001(C0HBB0000057): IC FL Driver ----------- 149

19 Exploded View and Replacement Parts List---------- 151

19.1. Exploded View and Mechanical Replacement

Part List --------------------------------------------------- 151

19.2. Electrical Replacement Part List -------------------- 157