Schematic Diagram Of Tu Board - Sony KLV-21SR2 Service Manual

(7) Schematic Diagram of TU Board

3
1 2
A
D6401 R6404
XX 0
CHIP
B
R6401
100
C6412 C6411
1/10W
10 10 CHIP
16V 16V
C6413
B B
10
C 16V
3225
3225 B
3225
C6405
16V
R6402
100
1/10W
CHIP
C6404
C6400 C6401 C6402 C6403
C6414
2200p 100p 100p 100p
0.01 10
50V 50V 50V
25V 16V 50V
B CH CH
B CH R6400
B 1608
0
3225 1608
1608 1608 1608
CHIP
D
R6403
1k
+9V
1/10W
CHIP
+30V
+5V
E
F
TU
[ TUNER ]
— TU BOARD —
1 2
A
<COMPONENT SIDE>
1 2
A
<CONDUCTOR SIDE>
4
5 6
TU6400
+9V
R6424
R6405 0
R6429
R6426
2.2k XX
1/10W 1/10W CHIP 470
CHIP CHIP 1/10W
R6410
R6425 CHIP
33k
470
1/10W
1/10W
RN-CP
CHIP
AUDIO R
+9V
R6430
2.7k
1/10W
CHIP 4.4
R6409
1k
1/10W C6407 4.8
R6411
0.01 3.8
CHIP XX
Q6401 25V
1/10W
3.0 B
2PC4081R-115
CHIP
BUFFER
1608
4.1
0.2
10 C6406 C6415
0.01
10
B 25V
16V
B
B
1608
R6412
10k
1/10W
CHIP
C6410
R6413 R6417 R6421 C6408
22k 1k 1k 0.01 0.01
1/10W 1/10W 1/10W 25V 25V
CHIP CHIP B B
CHIP
R6431
R6427 1608
1608
18k 33k
1/10W
1/10W
CHIP
CHIP
C6416
0.01
25V
B
1608
0
R6428
10k
Q6404
1/10W
2PC4081R-115 2
Q6406 CHIP
INV
2PA1576R-115
BUFFER
1
C6417
1000p
50V
B
1608
TO A(1/4)BOARD TO A(1/4)BOARD
CN6401 CN6403
3
3
7 8 9
+5V
R6466
AUDIO L 4.7k
1/10W
CHIP
0
R6468
4.7k
Q6405
1/10W
5 4
DTC114EUAFT106 CHIP
INV
0 3.3
Q6457
DTC114EUAFT106
1 2 3
INV C6418
0.047
16V
B
1608
C6409
0.01
25V
B
1608
TU
AUDIO R
(TUNER)
AUDIO L
10 11
12
IC6401
S-B0928CNMC-G8Y-T2
Q6407
2PC4081R-115
R6434
R6432
2.2k
4.7k
1/10W
1/10W
CHIP CHIP
R6433 Q640B
3.9k
2PA1576R-115
1/10W
CHIP
R6438 R6435
1k
1k
1/10W 1/10W
CHIP CHIP
CN6402
1P
1 GND
B-SS11836<J..>-TU.
15
13 14
KLV-21SR2 (UC) 3-28