Magnavox ZV420MW8 - DVDr/ VCR Combo, Service Manual

Page: 32 / 78

1-11-6
Video Output Select Block Diagram
E9E8ABLVOS
D
VD MAIN CB
A UNIT
MAIN CB
A
CN701
7
7
VIDEO-Y(I/P)-OUT
99
VIDEO-C-OUT
3
3
VIDEO-Pb/Cb-OUT
5
5
VIDEO-Pr/Cr-OUT
VIDEO-Y(I/P) VIDEO-C VIDEO-Pb/Cb VIDEO-Pr/Cr
JK2402 S-VIDEO OUT
CN2201
3
4
2
1
IC2405
(VIDEO DRIVER)
4dB AMP
2dB AMP
LPF
DRIVER
YC
IC2406 (OUTPUT SELECT)
11
4dB AMP
2dB AMP
LPF
DRIVER
6
10
4dB AMP
2dB AMP
LPF
DRIVER
8
VIDEO-Pb/Cb OUT VIDEO-Y OUT VIDEO-Pr/Cr OUT
JK2403
VIDEO OUT (COMPOSITE)
JK2751
TP751 V
-OUT
3
T
O
DIGIT
A
L SIGNAL
PR
OCESS BLOCK
DIA
GRAM
D
V
D-VIDEO(DUB)
SW CTL
PB/EE-VIDEO
T
O
VIDEO
BLOCK DIA
GRAM
REC VIDEO SIGNAL
PB VIDEO SIGNAL
WF4
WF5
WF6
WF1
WF7
WF8
2
15
10
9
11
OUTPUT
-SELECT
Q2391
BUFFER
(DVD VCR DUBBING)
IC2404
(VIDEO DRIVER)
5
4dB AMP
2dB AMP
LPF
DRIVER
6
8dB AMP
-6dB
DRIVER
4dB AMP
2dB AMP
LPF
DRIVER
3 1
7
11
VIDEO-Y(I)-OUT
VIDEO-Y(I)
13
IC2101
(SW)
SW CTL
VIDEO-IN1
T
O
VIDEO
INPUT SELECT BLOCK DIA
GRAM
1
15
2
10
9
11
OUTPUT
-SELECT2
IC2102
(DRIVE)
DRIVE
4
2
T
O
SYSTEM
CONTR
O
L
BLOCK DIA
GRAM
1