Dvdm Assy 4/4 [Video Block] - Pioneer DV-373-S Service Manual

1

3.8 DVDM ASSY 4/4 [VIDEO BLOCK]

A
B 4/4
B
C
B
2/4
from Q501–521
(page2/4)
D
B
2/4
from Q531–551
(page2/4)
: V SIGNAL ROUTE
V
: S-VIDEO OUT C/C SIGNAL ROUTE
S-C/C
: S-VIDEO OUT Y/Y SIGNAL ROUTE
S-Y/Y
E
: R/Cr SIGNAL ROUTE
R/Cr
: G/Y SIGNAL ROUTE
G/Y
: B/Cb SIGNAL ROUTE
B/Cb
: AUDIO SIGNAL ROUTE
: AUDIO(DIGITAL) SIGNAL ROUTE
D
F
B 4/4
28
1
2
DVDM ASSY
(VWS1575)
V+5V
S-C/C
C811
S_C
V C821
CVBS
S-Y/Y
C831
S_Y
C841
G/Y
G/Y
B/Cb
B/CB
C851
R/Cr
R/CR
C861
2
3
IC801
VIDEO AMP DRIVER
MM1623BF-TBB
1
Vcc1
0.1
2
C in
3
MUTE1
1
4
V in
5
YC MIX
1
6
Y in
C804
7
GND1
***
8
C805
BIAS
0.1
9
I/P
1
10
CY in
11
CLP
12
Cb in
0.1
13
MUTE2
14
Cr in
0.1
GND
I/XP
from IC601 139pin
(page2/4)
B
2/4
DV-373-S
3
4
B
2/4
from IC601
(page2/4)
V+5V
28
Vcc2
27
DC out
26
C out
25 SQUEEZE 138pin
S1
24 LETTER 134pin
S2
23
V out
22
GND2
21
Y out
20
CY out
19
GND2
18
Cb out
17
GND2
16
Cr out
15
GND2
GND
4
S-C/C
S-Y/Y
V
G/Y
B/Cb
R/Cr