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I2C_CLK
I2C_DATA
2
1
3
TO
SYSCON
C
J7204
FRONT
S IN
CN7201
5
7
OPE/JACK
5
3
CN7112
Y
FRONT_Y_IN
FRONT_C_IN
8
1
CN7114
9
13
14
17
CN7115
15
15
16
17
18
19
3
13
5
7
1
2
AV1_YC_IN[H]
5
6
10
7
9
1
11
13
FRONT_V_IN
J7201
FRONT
VIDEO IN
3
2
4
1
7
8
9
10
1
CN7123
3
FRONT_V_IN
REAR_V_IN
VHS_V_OUT
TU_VIDEO
REAR2_YV_IN
REAR1_C_IN
REAR1_YV_IN
REAR2_RC_IN
R/C
V/Y
G/Y
I2C_CLK
I2C_DATA
DUB_TO_VHS
REAR2_G_IN
DUB_TO_VHS
B/Pb
R/Pr
AV1_YV_IN[H]
1
11
20
21
9
11
6
13
CN7107
11 9
8
1
CN7111
3 5
R/Pr
B/Pb
G/Y
R/C
TU_VIDEO
SYNC_DET_VDR[L]
6
9
10
8
CN7110
DAC3(SC_OUT)
DAC4(G_Y_OUT)
DAC5(B_PB_OUT)
DAC6(R_PR_OUT)
TO
DIGITAL(VIDEO IF)
CN1103
13
12
VYIN
CIN
JUNCTION(VIDEO)
I2C_DATA_AV
I2C_CLK_AV
TO
TUNER
V_FROM_OSD
TO
ON SCREEN
MAIN
(VIDEO SW, TERMINAL)
CTODIGI
YTODIGI
2
CN501
4
Q501
0 3
9 2
2 7
2
Bias
C2
Bias
C3
4
Bias
C4
7
9
Bias
C5
INSEL1
INSEL2
INSEL3
synctip
Clamp
CV1
11
synctip
Clamp
CV2
13
synctip
Clamp
CV3
15
synctip
Clamp
CV4
17
synctip
Clamp
CV5
19
INSEL1
INSEL2
INSEL3
SYNC_DET2
0dB
INSEL4
INSEL5
COMPONENT
H
L
Pedestal
Clamp
Bias
C1/Cr
50
SYNC_DET1
0dB
L
L
H
H
6MHz
LPF
Y_OUT_SEL
COMPONWNT
0/6dB
Y/CV
OUT
21
Y_OUT_SEL
LPF_ON/OFF
0/3dB
C
OUT
23
0/6dB
0/3dB
L
H
L
H
L
H
LPF_ON/OFF
6MHz
LPF
6MHz
LPF
0/3dB
CV
OUT
25
0/3dB
L
H
LPF_ON/OFF
H
L
COMPONENT
SDET
OUT1
Synctip
Clamp
Pedestal
Clamp
Y1/
Cy
40
Cb
38
41
Synctip
Clamp
Y2
42
INSEL1
INSEL2
INSEL3
COMPONENT
H
L
Synctip
Clamp
Y3
44
Synctip
Clamp
Y4
46
Synctip
Clamp
Y5
48
DATA
CLK
35
36
NOT
USED
RGB-YC
6 8
5
4
3
IC7102
1
H
L
4
10
V/Y
REAR2_B_IN
2
12
4
TU_VIDEO
IC4402
Sync
Mix
B-Y_Mod.
R-Y_Mod.
BPF
Y/C_Mix
Delay
Matrix
75
Ω
Driver
75
Ω
Driver
75
Ω
Driver
75
Ω
Driver
75
Ω
Driver
75
Ω
Driver
C
OUT
Y
OUT
NOT USED
Clamp
Clamp
Clamp
V
OUT
B
OUT
G
OUT
R
OUT
B IN
G IN
R IN
IC4401
RGB-Y/C CONVERTER
4
3
2
15
14
13
12
10
9
2
4
7
IC4404
VIDEO AMP
CN4401
CN4402
4
C_FROM_RGB
Y_FROM_RGB
REAR2_Y_IN
REAR2_RC_IN
REAR2_G_IN
REAR2_B_IN
1
2
10
11
12
75
Ω
Driver
6bB
Clamp
SAG
75
Ω
Driver
6bB
Clamp
SAG
75
Ω
Driver
6bB
Clamp
SAG
VHS_AV1[H]
TO
SYSCON
4
1
2
10
11
12
IC501
VIDEO SW
Q503
7
DAC1(V_Y_OUT)
6
4
2
L
H
15
16
20
21
22
23
BUF
BUF
Cr
Cb
C
Y
Y
Y
C
Cb
Cr
Y
Y
C
C
C
Y
G
Y
Y
Y
Y
C
Y
C
Y
Y
C
Cb
Cr
C
Y
R
B
Y
Y
C
Y
Y
C
Y
C
G
B
R
Y
C
Y
G
B
R
Y
Y
G
B
R
C
C
Y
Y
C
Y
C
Y
Y
C
C
C
C
C
C
Y
Y
C
Y
Y
Y
Y
Y
C
G
B
R
Y
WF2
WF1
WF3
WF4
VIDEO BLOCK DIAGRAM (1)
2-63
2-64