Sony KP-46WT520 Service Manual page 82

A BOARD TRANSISTOR VOLTAGE LIST
B C E B
0.1 7.5 GND 3.2
Q1 Q313
3.5 0.5 3.3 2.7
Q2 Q322
5.9 GND 6.5 2.7
Q3 Q323
0.8 0.0 GND 1.9
Q4 Q324
0.0 0.0 GND 1.9
Q5 Q325
2.8 GND 3.5 2.2
Q6 Q451
6.5 9.0 3.9 0.0
Q7 Q452
4.5 9.0 3.9 0.7
Q9 Q453
3.3 GND 4.0 0.7
Q10 Q454
0.0 0.0 9.0 0.7
Q12 Q455
2.0 GND 2.7 1.1
Q13 Q456
3.4 0.0 3.3 0.0
Q14 Q457
8.8 9.0 9.0 0.6
Q16 Q458
0.0 8.8 0.0 0.0
Q20 Q459
2.3 GND 3.0 2.8
Q21 Q460
1.2 GND 1.9 2.4
Q23 Q461
0.0 GND 3.0 2.7
Q24 Q462
2.0 GND 3.1 2.9
Q25 Q463
1.5 GND 2.3 0.0
Q26 Q464
4.9 4.2 5.0 0.8
Q27 Q465
0.6 0.1 GND 1.5
Q28 Q466
0.0 4.9 GND 1.5
Q29 Q467
5.0 0.0 0.0 1.5
Q30 Q468
0.6 0.0 GND 1.4
Q31 Q469
0.1 5.0 0.0 4.4
Q32 Q470
5.0 0.0 0.0 1.7
Q33 Q471
0.0 0.0 GND 2.2
Q34 Q472
0.0 0.0 GND 1.9
Q35 Q473
0.0 0.0 0.0 1.9
Q36 Q474
1.9 GND 0.0 1.6
Q304 Q476
1.9 5.0 0.0 0.0
Q306 Q477
1.2 GND 1.9 0.0
Q308 Q478
2.1 5.0 1.5 0.0
Q311 Q479
0.7 GND 1.3 0.0
Q312 Q601
KP-46WT520/51WS520/57WS520
C E B C E
5.0 2.6 0.0 9.0 0.0
Q603
5.0 2.1 0.0 9.0 GND
Q604
5.0 0.0 9.0 0.0 9.0
Q605
5.0 1.2 0.0 3.3 0.4
Q705
5.0 1.2 0.0 0.0 GND
Q706
0.0 2.2 0.0 0.0 GND
Q707
2.2 GND 0.0 3.4 GND
Q710
5.0 0.0 4.3 4.9 4.9
Q711
5.0 0.0 12.1 12.0 12.1
Q712
5.0 0.0 3.3 0.0 GND
Q714
5.0 0.5 0.0 0.0 GND
Q717
0.6 GND 0.7 0.0 GND
Q718
0.0 GND 0.0 0.0 GND
Q719
0.0 GND 0.0 0.0 GND
Q721
9.0 2.8 0.0 0.0 GND
Q722
0.0 3.2 0.0 4.9 GND
Q723
GND 2.0 0.0 0.2 GND
Q851
GND 3.6 0.0 GND 0.7
Q852
3.6 GND 0.0 GND 0.0
Q853
GND 1.5 0.0 0.0 GND
Q854
8.7 1.9 0.0 GND 0.7
Q855
8.7 1.9 0.0 0.0 GND
Q856
8.7 1.6 0.5 GND 1.1
Q857
GND 2.0 0.0 4.3 GND
Q858
GND 4.0
All voltages are in V.
GND 2.3
9.0 4.0
0.0 2.7
GND 0.0
GND 2.6
2.5 GND
2.5 GND
2.5 GND
5.2 GND
A BOARD LOCATOR LIST COMPONENT SIDE
DIODE IC TRANSISTOR
D3 E-13 IC1 E-11 Q16
D7 E-12 IC2 C-11 Q20
D14 E-13 IC305 F-8 Q24
D35 G-13 IC306 E-6 Q26
D309 I-3 IC451 I-8 Q27
D310 I-3 IC452 G-6 Q28
D311 I-3 IC602 A-5 Q29
D312 I-3 IC603 B-5 Q304
D313 G-1 IC604 B-4 Q306
D454 H-4 IC701 C-5 Q308
D456 H-4 IC702 D-5 Q311
D457 H-5 IC704 E-4 Q312
D459 I-4 IC705 F-4 Q313
D460 G-6 IC706 F-4 Q322
D470 F-3 IC707 F-5 Q323
D471 F-3 IC851 I-8 Q324
D501 G-5 IC852 H-12 Q325
D602 C-3 IC853 H-12 Q453
D603 C-3 IC854 H-8 Q454
D703 C-4 IC855 G-9 Q455
D706 F-5 IC856 H-11 Q456
D708 F-3 IC857 H-10 Q457
D709 F-3 IC858 I-11 Q458
D711 F-4 IC859 I-13 Q459
D721 F-3 IC860 I-10 Q461
D851 F-4 IC861 I-10 Q464
D852 H-12 IC862 I-8 Q466
D853 I-12 Q467
D854 I-12 Q468
D855 I-12 Q473
D856 G-10 Q474
D857 G-10 Q476
D858 I-11 Q601
Q705
Q711
Q712
Q714
Q718
Q723
Q851
Q852
Q853
Q854
Q855
Q856
Q857
Q858
A BOARD LOCATOR LIST CONDUCTOR SIDE
DIODE IC
F-12 D2 E-1 IC302
F-12 D3 E-2 IC303
F-10 D4 E-2 IC304
F-10 D5 E-2 IC601
D6 F-2 IC703
H-13
G-13
D8 F-1
TRANSISTOR
G-13
D9 F-2 Q1
Q304
D10 F-2 Q2
E-9
D11 E-2 Q3
D-9
D12 D-2 Q4
E-9
D13 D-2 Q5
D-9
D15 E-2 Q6
E-9
D16 D-3 Q7
E-8
D17 D-3 Q9
D-7
D18 D-3 Q10
E-7
D19 D-3 Q12
E-7
D20 A-1 Q13
I-6
D21 A-2 Q14
I-6
D23 C-2 Q21
I-5
D24 D-2 Q23
I-5
D25 D-2 Q25
I-7
D26 C-2 Q30
I-7
D27 C-2 Q31
H-7
D28 C-2 Q32
I-6
D36 C-1 Q33
G-6
D37 B-2 Q34
I-5
D38 D-1 Q35
H-5
D39 C-2 Q36
H-5
D40 C-4 Q451
I-5
D41 C-4 Q452
I-5
D42 F-1 Q460
H-5
D43 G-2 Q462
C-3
D44 C-1 Q463
E-4
D45 C-1 Q465
E-5
D304 H-12 Q469
F-3
D305 D-12 Q470
F-3
D306 F-12 Q471
G-4
D307 I-11 Q472
F-5
D308 I-11 Q477
H-8
D451 I-11 Q478
H-9
D452 I-11 Q479
H-9
D453 I-11 Q603
H-9
D701 F-11 Q604
H-8
D707 F-11 Q605
H-8
D712 F-10 Q701
G-10
D720 E-12 Q702
I-12
KP-46WT520/51WS520/57WS520
TRANSISTOR
H-13 Q703 C-10
E-13 Q706 D-8
F-13 Q707 D-8
C-12 Q709 E-9
D-9 Q710 F-10
Q717 C-8
C-6 Q719 D-8
C-6 Q721 F-10
B-7 Q722 F-10
B-7 Q730 E-12
F-2 Q859 I-2
B-7 Q860 I-3
G-3
F-2
G-2
F-2
F-2
B-7
F-3
F-3
F-4
G-2
G-1
G-1
G-1
B-1
B-1
A-1
I-11
I-11
G-7
G-3
G-7
I-9
H-9
G-8
H-9
G-8
H-9
H-9
H-9
A-11
A-11
A-10
D-10
C-11
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