Read Panasonic SA-PTX7EB / SA-PTX7EG Service Manual online
20.4. DVD (Video)
MUTE
6
4
1
VIDEO BUFFER
IC515
C1AB00001731
IN1
IN2
SW
OUT
S1
S2
VCTRL
FROM
SYSTEM CONTROL
SYSTEM CONTROL
WIDE
QR505
7
4
C IN
8
5
14
Y IN
MUTE 1
MUTE 2
CR IN
15
13
CB IN
CY IN
11
2
C OUT
32
IC513
VIDEO BUFFER
C9ZB00000461
10
BIAS
6dB
LPF
6 MHz
CLAMP
6dB
LPF
6 MHz
LPF
6 MHz
BIAS
6dB
LPF
12 MHz
BIAS
6dB
LPF
12 MHz
6dB
LPF
12 MHz
S1/S2
S-DCOUT
CLAMP
+
CY OUT
CY SAG
23
24
31
75
CR OUT
CR SAG
17
18
75
Y OUT
Y SAG
26
27
75
V OUT
V SAG
29
30
75
CB OUT
CB SAG
20
21
75
75
BIAS
6
CV IN
CLAMP
6dB
L
H
SEL
SEL
L
H
POWER SUPPLY
QR510
Q508
QR511
SWITCH
QR509
SWITCH
SWITCH
JK503
21PIN AV JACK
21PIN AV JACK
GREEN I/O
BLUE I/O
FUNK SW
BLK I/O
V OUT
RED I/O
Q511
BUFFER
QR508
INVERTER
11
7
19
15
8
16
D12V
3
CN1001
DVD A+5V
CN2008
3
A5V
INVERTER
MUTE 2
5
6
4
1
VIDEO BUFFER
IC516
C1AB00001935
IN1
IN2
SW
OUT
2
C IN
4
Y IN
CR IN
9
8
CB IN
CY IN
6
C OUT
16
IC514
VIDEO BUFFER
C9ZB00000498
PR(BLUE)
JK501
VIDEO OUT
JK501
JK501
PB(GREEN)
JK501
BIAS
4dB
LPF
6.75 MHz
CLAMP
CLAMP
4dB
LPF
6 MHz
BIAS
2dB
2dB
8dB
2dB
BIAS
4dB
4dB
4dB
LPF
13.5 MHz
+
CY OUT
13
75
2dB
LPF
6.75 MHz
LPF
6.75 MHz
2dB
CR OUT
11
75
Y OUT
14
75
CVBS OUT
15
75
CB OUT
12
75
75
3
BIAS
BIAS
1.4V
-6dB
11
2
9
4
7
6
5
8
3
10
CN516
FP8105
CN516
FP8105
CN516
FP8105
CN516
FP8105
CN516
FP8105
SA-PTX7EB/EG DVD (VIDEO) BLOCK DIAGRAM
C
Y
S-VIDEO OUT
JK501
SEL CR R
SEL C
SEL Y
SEL CY G
SEL CB B
FROM
DVD (INTERFACE)
DVD (INTERFACE)
2
2
: DVD VIDEO SIGNAL LINE
Y(RED)
JK501
SA-PTX7EB / SA-PTX7EG
108
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