2-12
2-13
AUDIO VOLTAGE SHEET (IC&TR)
LOC.
PART
PIN NUM.
STOP
DVD PLAY
IC501
LC87F57C
1 4.2
4.2
2 5
5
3 0
0
4 0
0
5 0
0
6 0
0
7 0
0
8 0
0
9 5
5
10 0
0
11 0
0
12 0
0
13 0
0
14 0
0
15 0
0
16 0
0
17 0
0
18 0
0
19 5
5
20 2.5
2.5
21 2.5
2.5
22 2.5
2.5
23 2.5
2.5
24 5
5
25 2.5
2.5
26 4.6
4.6
27 2.5
4.6
28 2.5
2.3
29 2.5
2.5
30 2
2.5
31 5
5
32 0
0
33 5
0
34 0
0
35 0
0
36 5
5
37 0
0
38 0
0
39 0
0
40 0
0
41 0
0
42 0
2.3
43 0
0
44 0
2.3
45 0
2.3
46 5
5
47 0.3
2.3
48 0.3
2.3
49 2.5
2.3
50 0
2.3
51 4.4
4.4
52 0.3
0
53 5
5
54 0.3
0.5
55 0.3
0
56 0
0
LOC.
PART
PIN NUM.
STOP
DVD PLAY
57 2.3
2.3
58 2.3
2.3
59 4.9
5
60 0
0
61 0
0
62 0
0
63 0
0
64 4
4
LOC.
PART
PIN NUM.
STOP
DVD PLAY
IC707
KIA7805
1
11.9
11.9
2
0
0
3
5
5
IC703
KIA7812
1
18.4
18.4
2
0
0
3
11.9
11.9
IC701
KIA7909
1
0
0
2
-18.6
-18.6
3
-9
-9
IC702
KA7809
1
18.4
18.4
2
0
0
3
9
9
IC704
KA78R12
1
18.4
18.4
2
12
12
3
0
0
4
5
5
IC706
KIA7805
1
11
11
2
0
0
3
5
5
IC705
KIA7805
1
11
11
2
0
0
3
5
5
D507
D5402
ANODE
-0.2
-0.2
CATHODE
11
11
D511
D5402
ANODE
-0.2
-0.2
CATHODE
11
11
BD501
KBU6G
1
-18.6
-18.6
2
0
0
3
0
0
4
18.4
18.4
IC101
KIA4580
1
4.5
4.5
2
4.5
4.5
3
4.5
4.5
4
0
0
5
4.5
4.5
6
4.5
4.5
7
4.5
4.5
8
9
9
IC102
CS5331A
1
1.4
1.4
2
1.6
1.6
3
1.6
1.6
4
1.5
1.5
5
2.2
2.2
6
0
0
7
5
5
8
2.2
2.2
IC103
4052
1
0
0
2
0
0
3
0
0
4
0
0
5
0
0
6
0
0
7
-4.5
-4.5
8
0
0
9
0
0
10
0
0
LOC.
PART
PIN NUM.
STOP
DVD PLAY
11
0
0
12
0
0
13
0
0
14
0
0
15
0
0
16
4.5
4.5
IC105
M60446AFP 5
5.2
5.2
30
-5.3
-5.3
42
5
5
IC200
TDA7265
1
-18.7
-18.7
2
0
0
3
18.6
18.6
4
0
0
5
9.3
9.3
6
-18.6
-18.6
7
0
0
8
0
0
9
0
0
10
0
0
11
0
0
IC250
TDA7265
1
-18.7
-18.7
2
0
0
3
18.6
18.6
4
0
0
5
9.3
9.3
6
-18.6
-18.6
7
0
0
8
0
0
9
0
0
10
0
0
11
0
0
IC300
TDA7265
1
-18.7
-18.7
2
0
0
3
18.6
18.6
4
0
0
5
9.3
9.3
6
-18.6
-18.6
7
0
0
8
0
0
9
0
0
10
0
0
11
0
0
IC400
TDA7265
1
-18.7
-18.7
2
0
0
3
18.6
18.6
4
0
0
5
9.3
9.3
6
-18.6
-18.6
7
0
0
8
0
0
9
0
0
10
0
0
11
0
0
[FRONT]
[MAIN]
Summary of Contents for XBS341 Series
Page 1: ...SERVICE MANUAL MODELS XBS341...
Page 10: ...2 1 SECTION 2 AUDIO PART...
Page 12: ...3 2 VCR ELECTRICAL TROULBESHOOTING...
Page 13: ...3 3...
Page 27: ...SECTION 4 MECHANSIM OF VCR PART...
Page 39: ...4 12...
Page 41: ...4 14...
Page 51: ...4 24...
Page 58: ...5 1 DVD ELECTRICAL TROUBLESHOOTING 1 Test debug flow SECTION 5 DVD PART...
Page 59: ...5 2...
Page 60: ...5 3...
Page 61: ...5 4...
Page 62: ...5 5...
Page 63: ...5 6...
Page 67: ...5 10 2 Tray close waveform 3 Tray open waveform...
Page 69: ...5 12 6 LASER POWER CONTROL RELATED SIGNAL NO DISC CONDITION 7 DISC TYPE JUDGEMENT WAVEFORM...
Page 70: ...5 13...
Page 71: ...5 14 8 FOCUS ON WAVEFORM...
Page 72: ...5 15 9 SPINDLE CONTROL WAVEFORM NO DISC CONDITION...
Page 73: ...5 16 10 TRACKING CONTROL RELATED SIGNAL System checking...
Page 74: ...5 17 11 RF WAVEFORM 12 MT1379 AUDIO OPTICAL AND COAXIAL OUTPUT ASPDIF...
Page 75: ...5 18 13 MT1379 VIDEO OUTPUT WAVEFORM 1 Full colorbar signal CVBS 2 Y...
Page 76: ...5 19 3 C 14 AUDIO OUTPUT FORM AUDIO DAC 1 Audio related Signal...
Page 77: ...5 20 MEMO...
Page 80: ...2 2 2 3 BLOCK DIAGRAM...
Page 81: ...2 4 2 5 AUDIO SHEMATIC DIAGRAMS U COM SCHEMATIC DIAGRAM...
Page 82: ...2 6 2 7 FUNCTION POWER SCHEMATIC DIAGRAM...
Page 83: ...2 8 2 9 MAIN AMP SCHEMATIC DIAGRAM...
Page 84: ...2 10 2 11 WIRING DIAGRAM...
Page 86: ...2 14 2 15 PRINTED CIRCUIT DIAGRAM MAINAMP FRONT P C BOARD SOLDER SIDE...
Page 87: ...2 16 2 17 MAINAMP FRONT P C BOARD COMPONENT SIDE...
Page 88: ...2 18 2 19 FUNCTION POWER P C BOARD SOLDER SIDE...
Page 89: ...2 20 2 21 FUNCTION POWER P C BOARD COMPONENT SIDE...
Page 90: ...3 17 3 18 VCR SHEMATIC DIAGRAMS SYSTEM SCHEMATIC DIAGRAM...
Page 91: ...3 19 3 20 A AUDIO V VIDEO SCHEMATIC DIAGRAM...
Page 93: ...3 23 3 24 HIFI TUNER SCHEMATIC DIAGRAM...
Page 94: ...3 25 3 26 A V JACK SCART SCHEMATIC DIAGRAM...
Page 96: ...3 29 3 30 PRINTED CIRCUIT DIAGRAMS TUNER P C BOARD...
Page 97: ...3 31 3 32 VCR P C BOARD...
Page 98: ...3 33 3 34 VCR P C BOARD...
Page 99: ...5 22 5 21 DVD PART SCHEMATIC DIAGRAMS MPEG SCHEMATIC DIAGRAM...
Page 100: ...5 23 5 24 SERVO SCHEMATIC DIAGRAM...
Page 101: ...5 25 5 26 AUDIO SCHEMATIC DIAGRAM...
Page 102: ...5 27 5 28 INTERFACE SCHEMATIC DIAGRAM...
Page 103: ...5 29 5 30 VOLTAGE SHEET IC TR...
Page 104: ...5 31 5 32 PRINTED CIRCUIT DIAGRAM DVD P C BOARD SOLDER SIDE...
Page 105: ...5 33 5 34 DVD P C BOARD COMPONENT SIDE...
Page 107: ...MEMO MEMO...
Page 109: ...MEMO MEMO...
Page 115: ......
