U Board Schematic Diagram - Sony KDF-55XS955 Service Manual

U BOARD SCHEMATIC DIAGRAM

1 | 2
A
J9402
6P
—
S TERMINAL BLOCK
SW1
3
VIDEO 1
1
B
V1
—
L1
R1
C
SW2
3
1
VIDEO 3
—
V2
D
L2
R2
—
R9401
VD9441 75
1/10W
:RN-CP
E
VD9436
C9402
3 4
0.01
25V
1 2
B:1608
R9402
75
1/10W
:RN-CP
—
B:1608
D9401
UZDSTE-17-10B
V
PROTECT
L
F
R
-2
—
J9401
G
KDF-55XS955/60XS955
| 3 | 4
R9418 C9411
0 2.2
1/10W 16V
VD9414 :CHIP F:CHIP
R9408 R9430
75 0
1/10W 1/10W
:RN-CP :CHIP
GND01
R9421 C9410
VD9410
75 0.01
1/10W 25V
:RN-CP B:1608
4
C9408
2
0.47
10V
B:1608
R9428 C9421
0 2.2
1/10W 16V
:CHIP F:CHIP
VD9415
R9422
75
C9419
1/10W
2.2
:RN-CP
16V
R9411
F:CHIP
220k 1/10W :CHIP(1608)
R9417
C9407
VD9419
1k
0.001
1/10W
B:1608 C9418
:CHIP
2.2
-2 -2
16V
F:CHIP
R9416
1k
-2 VD9420 R9410
1/10W
C9406
220k
:CHIP
0.001
-2 1/10W R9429
B:1608
:CHIP 0 C9422
-2 1/10W
:CHIP
F:CHIP
4
R9426
75
2
VD9431 VD9416
1/10W
:RN-CP
C9415
R9425
0.01
75
25V
1/10W
B:1608
:RN-CP
C9409
0.47
D9403
10V
UDZSTE-17-10B
B:1608
PROTECT
R9427
VD9433 0 C9417
1/10W 2.2
:CHIP 16V
F:CHIP
-2
VD9432
R9420
75
VD9442
1/10W
:RN-CP
-2
GND04
-2 R9415 R9424 C9413
220k 1k 0.001
1/10W 1/10W B:1608
R9404 :CHIP(1608) -2 :CHIP -2
0
1/10W C9412
R9414
:CHIP R9423 0.001
220k
1k B:1608
1/10W
1/10W
:CHIP(1608)
-2 :CHIP -2
R9403
0
1/10W
:CHIP
R9419 0 1/10W :CHIP
C9401
0.47
10V R9409
R9407
0 C9404
75
1/10W 2.2
1/10W
:CHIP 16V
:RN-CP
F:CHIP
C9420
VD9408 2.2
16V
F:CHIP
C9405 C9416
R9406
R9413 0.001 2.2
220k
VD9407 -2 1k 1/10W :CHIP B:1608 16V
1/10W
F:CHIP
-2
:CHIP
C9403
0.001
R9412 B:1608
VD9439 1k
-2 R9405 1/10W
220k :CHIP -2
1/10W
:CHIP
| 5 | 6
2.2
16V
R9432
0
1/10W
:CHIP
R9431
0
1/10W
:CHIP
C9426
2.2
16V
F:CHIP
C9424
2.2
16V
F:CHIP
C9423
2.2
16V
F:CHIP
9-965-974-01<LA3>U
| 7
1 Y1
2 C1
3 GND
4 Y3
5 GND
6 C3
7 S3
8 Y4
9 GND
10 C4
11 S4
12 V1-S2
13 GND
14 V3-S2
15 V4-S2
CN9402
15P
B-TO-B
TO A:CN8001
1 V1
2 V3
3 GND
4 V4
5 GND
6 L1
7 GND
8 L3
9 GND
10 L4
11 GND
12 R1
13 GND
14 R3
15 R4
CN9401
15P
B-TO-B
TO A:CN8002
KDF-55XS955/60XS955
71