Panasonic VIERA SA-BX500EB, Service Manual

Page: 79 / 168

11.10. Video (component & composite video)
6
1
4
+5V
-5V
7
16
18
V+1
V-1
21 V+2
V-2
CH1 IN1
CH1 OUT
6dB
AMP
BIAS
75Ohm
DRIVER
5
3
1
SW1
2
PSAVE
PS
SW1
SW2
23
SW2
4
24
CH2 OUT
22
CH3 OUT
20
VIDEO AMP
C1AB00002029
IC1002
IC1001
D1001 D1002
SA-BX500EB/EE/EG VIDEO (COMPONENT/COMPOSITE VIDEO) BLOCK DIAGRAM
CH2 IN1
6dB
AMP
BIAS
75Ohm
DRIVER
8
CH1 IN2
BIAS
CH1 IN3
CONT2
CONT1
CONT1
BIAS
12
10
CH2 IN2
BIAS
CH2 IN3
CONT2
BIAS
CH3 IN1
6dB
AMP
BIAS
75Ohm
DRIVER
17
CONT1
13
15
CH3 IN2
BIAS
CH3 IN3
CONT2
BIAS
8 6
PA1001 PB1001
4
VIDEO C
10
PA1001 PB1001
3
VIDEO B
V SEL
11
PA1001 PB1001
5 9
PA1001 PB1001
2 7
PA1002 PC501
2
VIDEO A
12
PA1001 PB1001
1
JWA1501 JWB1501
3
JWA1501 JWB1501
2
JWA1501 JWB1501
4
JWA1501 JWB1501
6 8
PA1001 PB1001
7
PA1001 PB1001
JK1005
1
2
3
4
IN
(CABLE/SAT)
IN
(BD/DVD PLAYER)
IN
(BD/DVD PLAYER)
IN
(DVD RECORDER)
IN
(GAME)
IN
(VCR)
IN
(CABLE/SAT)
IN
(DVD RECORDER)
OUT
(MONITOR)
OUT
(MONITOR)
OUT
(DVD RECORDER)
Y (GREEN)
PR (RED)
PB (BLUE)
5
6
7
8
STB Y
STB Y
STB PB
STB PB
STB PR
STB PR
DVD Y
DVD Y
DVD PB
DVD PB
DVD PR
DVD PR
DVR Y
DVR Y
DVR PB
DVR PB
DVR PR
DVR PR
Y (GREEN)
PR (RED)
PB (BLUE)
JK1004
JK1004
1
2
3
4
Y (GREEN)
PR (RED)
PB (BLUE)
5
6
7
8
Y (GREEN)
PR (RED)
PB (BLUE)
JK1001
1
2
3
4
JK1003
1
2
3
4
JK1002
3
4
JK1002
1
2
JK1001
5
6
AUX
(VIDEO)
JK503
6
7
IN1
O1
IN3
75Ohm
DRIVER
IN4
S3
S2
S4
S1
S5
IN5
IN2
6dB
AMP
+5V
-5V
1
O2
75Ohm
DRIVER
S6
6dB
AMP
15
O3
75Ohm
DRIVER
S7
6dB
AMP
11
13
5
3
16
8
V+
12
GND
V-
9
S3
4
S4
6
S1
14
S5
2
S2
10
7
VIDEO SWITCH
C1AB00001931
BUF.
2
SW
IN1
OUT
IN2
VIDEO SWITCH
C1AB00001486
IC1003
TO
VIDEO (S-VIDEO)
FROM
SYSTEM CONTROL
FROM
SYSTEM CONTROL
: VIDEO SIGNAL LINE
PANEL P.C.B.
COMPOSITE VIDEO
COMPONENT VIDEO
SA-BX500EB / SA-BX500EE / SA-BX500EG
79