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TU2
BTF-WA421
MAIN-TUNER
Q22
2SD601A
INVERTER
R27
4.3k
1/16W
C120
100
:RN-CP
16V
C112
R151
VIDEO
0.1
10k
Q14
25V
1/16W
SD601A
F:1608
:CHIP
EO-BUFF
L11
R152
C133
C103
10k
10
10
:LAV35
1/16W
:CHIP
C111
R127
0.1
33k
C130
25V
1/16W
F:1608
C119
0.01
:CHIP
16V
100
B:1608
16V
C132
470
16V
:LAV35
C134
0.1
A5V
25V
F:1608
Q8
R46
R55
2SB709A
1.2k
1.2k
BUFF
1/16W
1/16W
1
:CHIP
:CHIP
R57
R56
47
47
1/16W
1/16W
:CHIP
:CHIP
Q21
R113
2SB709A
R81
100k
R126
INVERTER
2.2k
2.2k
1/16W
/16W
:CHIP
1/16W
CHIP
:CHIP
C124
1
C129
16V
01
0.047
C128
F:CHIP
0p
16V
220p
B:1608
B:1608
608
R112
1M
R100
R107
1/16W
10k
10k
:CHIP
1/16W
1/16W
:CHIP
:CHIP
Q16
R110
2SB709A
100
BUFF
1/16W
R96
:CHIP
55
R80
560
560
1/16W
Q20
08
1/16W
:CHIP
2SD601A
:RN-CP
BUFF
1
2
3
C116
R105
15p
1k
R88
FL7
CH:1608
1/16W
5.6k
:CHIP
1/16W
6
4
:CHIP
R154
R122
R82
Q19
5.6k
820
1k
2SD601A
1/16W
1/16W
1/16W
R95
BUFF
:CHIP
:CHIP
:CHIP
560
C102
1/16W
10
:CHIP
R117
C115
Q15
1k
1
2
3
15p
CH:1608
R104
1/16W
2SB709A
1k
:CHIP
BUFF
1/16W
R85
FL6
:CHIP
5.6k
1/16W
6
4
:CHIP
R79
560
1/16W
R119
R125
:CHIP
2.2k
33k
R93
Q17
1/16W
1/16W
2SD601A
5.6k
:CHIP
2SD601A
:CHIP
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TUNER MUTE
R147
R131
R135
10k
22k
100
:CHIP
1/16W
1/16W
:CHIP
:CHIP
C138
C139
10
10
VIDEO
R
C137
10
L
R138
10k
L13
1/16W
:CHIP
Q27
2SD601A
R137
VIDEO-BUFF
10k
1/16W
:CHIP
VIDEO
R134
430
1/16W
MAIN SYNC
:RN-CP
R133
560
(TO P2)
1/16W
:RN-CP
IIC-1
(TO P1,P2,P3)
TU CONT
(TO P3)
TU OUT
(TO P1)
COMP VID
COMP V OUT
(TO P1)
9V-4
C
MN C OUT
(TO P1)
IIC-1
(TO P1,P2,P3)
DAT1
Q26
CLK1
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23
CN15
CN8
TAB
TAB
:FASTON
:FASTON
TO G:CN5005
TO G:CN5006
CN13
64P
-2
:B-TO B-S
TO B:CN3203
MID OUT
HS
(TO P2)
A1
MID HS
VS
MID VS
C1
A2
GND
SIG-H
(TO P3)
SIG-V
C2
GND
(TO P3)
A3
GND
MID YS
C3
MID YS
CR
MID CR
A4
C4
GND
GND
A5
CB
MID CB
C5
Y
A6
MID Y
GND
C6
A7
GND
GND
C7
A8
GND
GND
C8
HD2
A9
HD
VD2
VD
C9
A10
GND
SYNC
GND
C10
(TO P2)
DRC-SEL
GND
A11
(TO P2)
SEL1
C11
DRC SEL1
VD3
MID VD
A12
C12
GND
GND
A13
C13
GND
HD3
A14
MID HD
SEL2
DRC SEL2
C14
VD1
A15
VD1
GND
C15
A16
GND
SEL CB
SEL CB OUT
C16
SEL OUT
SEL CR
(TO P2)
A17
SEL CR OUT
GND
C17
A18
GND
C18
RST
SEL Y
SEL Y OUT
A19
C19
GND
Y/CR/CB(DRC)
GND
A20
(TO P2)
Y
C20
Y
CR
A21
CR
GND
C21
5V
A22
GND
FB5
CB
0
:2012
CB
C22
A23
5V
S-HD
GND
C23
IC8
6V
C105
A24
GND
0.1
C106
3.3V REG
25V
100
S-HD
C24
F:1608
16V
I
O
A25
3.3V
C104
G
0.1
S-VD
C25
25V
F:1608
GND
A26
S-VD
C26
GND
9V
A27
MID BUSY
C27
MID BUSY
(TO P3)
GND
A28
SUB G
C28
SUB G
(TO P2)
SUB YS
A29
SUB YS
(TO P2)
MID BINT
C29
MID BINT
(TO P3)
X SW
A30
TH CONT(X-SW)
(TO P3)
GND
C30
A31
GND
DAT1
C31
A32
VP(V-FBP)
VP
(TO P1,P2,P3)
CLK1
C32
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A BOARD WAVEFORMS
1
2
2.1Vp-p (H)
3
4
3Vp-p (H)
KP-46WT500
2.1Vp-p (H)
2Vp-p (H)

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