FUNAI W4A-A4180DB, Service Manual

Page: 29 / 85

1-11-5
Video Output Select Block Diagram
E9G00BLVOS
CL2001 CL2002
JK1506 S-VIDEO OUT
IC1516
(VIDEO DRIVER)
IC1514
(VIDEO DRIVER)
IC1510
(SW)
VIDEO-G IN
VIDEO-OUT2
VIDEO-B IN VIDEO-R IN
16P
4dB AMP
2dB AMP
LPF
DRIVER
11
4dB AMP
2dB AMP
LPF
DRIVER
6
10
4dB AMP
SW CONTR
OL
2dB AMP
LPF
DRIVER
8
14
13 12
VIDEO-Cb/Pb OUT VIDEO-Y OUT VIDEO-Cr/Pr OUT
JK1501
3
T
O
SER
V
O/SYSTEM CONTR
OL
BLOCK DIA
GRAM
T
O
VIDEO INPUT SELECT
BLOCK DIA
GRAM
T
O
VIDEO
BLOCK DIA
GRAM
REC VIDEO SIGNAL
PB VIDEO SIGNAL
WF6
WF7
WF9
WF5
WF4
JK1502
JK2001
IC1515
(VIDEO DRIVER)
5
4dB AMP
2dB AMP
LPF
DRIVER
6
8dB AMP
-6dB
DRIVER
4dB AMP
2dB AMP
LPF
DRIVER
3 1
7
13
4dB AMP
2dB AMP
LPF
DRIVER
11
4dB AMP
2dB AMP
LPF
DRIVER
6
10
4dB AMP
2dB AMP
LPF
DRIVER
8 1
15
15
1 2
4
9
10
11
3 5
IC1509
(SW)
SW CONTR
OL
Q1524
Q1528
Q1531
Q1530
Q1529
P-ON+3.3V
RGB-THR
OUGH
I/P-SW
Q1533
CN1507 CN1507
14
12 13
15
2 1
4
9
10
11
5 3
VIDEO-G-IN
3
13
8
8
VIDEO-B-IN
2
12
VIDEO-R-IN
41
4
16P
1
11
11 19 15 16
7
VIDEO-G OUT VIDEO-B OUT VIDEO-R OUT 16P
11
VIDEO-OUT1
19 15 16
7
Q1527
OUTPUT
-SELECT
D
VD-VIDEO
D
VD-VIDEO(DUB)
(D
VD
VCR DUBBING)
VIDEO-OUT2 VIDEO-OUT1
VIDEO-OUT2
T
O
DIGIT
AL
SIGNAL PR
OCESS
BLOCK DIA
GRAM
(CN701)
CN1502
1 7 9 3 5
VIDEO-Y(I/P)-OUT VIDEO-C-OUT VIDEO-Pb/Cb-OUT VIDEO-Pr/Cr-OUT VIDEO-Y(I)-OUT
DVD PB
G
G
Y
C
REAR J
A
CK CB
A
MAIN CB
A