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KLV-23HR1 (UC) 3-23
(5) TU Board
1
A
B
C
D
E
F
2
12
11
10
9
8
7
6
5
4
3
TU
[TUNER]
— TU BOARD —
<COMPONENT SIDE>
<CONDUCTOR SIDE>
Ref-No.
*
Q6401-Q6405
2
*
: Refer to Terminal name of semiconductors
in silk screen printed circuit (see page 3-7)
TU BOARD
Terminal name of semiconductors in
silk screen printed circuit (
*
)
CN6400
CN6401
CN6402
TU6400
C6400
C6401
C6402
C6403
C6404
C6405
C6406
C6407
C6408
C6409
C6410
C6411
C6412
C6413
C6414
C6415
C6416
C6417
C6418
C6419
C6420
L6401
L6402
L6403
L6404
Q6401
Q6402
Q6403
Q6404
Q6405
R6400
R6401
R6402
R6404
R6405
R6409
R6410
R6411
R6412
R6413
R6414
R6415
R6416
R6417
R6418
R6419
R6420
R6421
R6422
R6423
R6424
R6425
R6426
R6427
R6428
R6429
R6430
R6431
R6432
1
AUDIO R
AUDIO L
VIDEO
5V
30V
9V
TU
(TUNER)
BUFF
BUFF
BUFF
BUFF
BUFF
TO A(1/5) BOARD
CN6007
CN6006
TO A(1/5) BOARD
B-SS11640<UC.>-TU.
STIND
SAPIND
GND
GND
GND
GND
LOUT
ROUT
MUTE
FMONO
MODE
DETOUT
DETOUT2
AFT
RF AGC
SDA
SCL
5V
30V
9V
1
9V
30V
5V
SCL
SDA
AS
RF AGC
VIF
9V
AFT OUT
GND
DET OUT2
DET OUT
MODE
F MONO
NC
MUTE
R OUT
L OUT
NC
SAP IND
ST IND
1
2
3
4
5
6
7
8
9
10
1
2
3
4
5
6
7
8
9
10
C6401
C6405
C6406
CN6400
CN6401
C6411
C6412
C6413
C6414
CN6402
L6401
L6402
L6403
L6404
C6407
C6408
C6409
C6410
C6415
C6416
C6417
C6418
C6419
C6402
C6403 C6404
R6400
R6404
R6416
R6418
R6424
R6401
R6402
R6405
R6412
R6414
R6415
R6417
R6421
R6425
R6426
R6409
R6410
R6413
R6428
R6429
R6427
C6420
R6411
R6430
R6431
R6432
TU6400
Q6401
Q6402
Q6403
Q6404
Q6405
R6420
R6423
C6400
R6419
R6422
#
10
16V
B:3225
10
16V
B:3225
10P
10P
10
16V
B:3225
10
16V
B:3225
10
16V
B:3225
10
16V
B:3225
#
#
#
#
#
0.01
25V
B:1608
0.01
25V
B:1608
0.01
25V
B:1608
0.01
25V
B:1608
0.01
25V
B:1608
#
#
#
#
100p
CH:1608
100p
CH:1608
100p
CH:1608
0
:CHIP
0
:CHIP
0
:CHIP
0
:CHIP
0
:CHIP
100
:CHIP
100
:CHIP
2.2k
:CHIP
10k
:CHIP
100
:CHIP
100
:CHIP
1k
:CHIP
1k
:CHIP
470
:
CHIP
470
:CHIP
680
:CHIP
33k
:CHIP
22k
:CHIP
10k
:CHIP
#
18k :CHIP
0.01
25V
B:1608
#
2.7k
:CHIP
33k :CHIP
1k
:CHIP
BTF-WA421
2PC4081R-115
2PD601AR-115
2PD601AR-115
2PC4081R-115
2PA1576R-115
#
#
0.01
25V
B:1608
0
:CHIP
0
:CHIP
2.0 Vp-p
(H)
1
• TU BOARD WAVEFORM