![background image](http://html1.mh-extra.com/html/onkyo/pdr-155/pdr-155_service-manual_1636831021.webp)
㈩✢࿑
(Page 3)
U13 :
ࡔࠗࡦ࿁〝ၮ᧼
DB-VPB311
SCHEMATIC DIAGRAM (Page 3)
U13 : DVD MAIN CIRCUIT PC BOARD DB-VPB311
1
A
B
C
D
2
3
4
5
6
7
IC712
4M MSM51V17805D-60TS
220/4
To SCRUT 7,21, 68, 188P
C742
***
C705
***
Page 2/ IC601
Page 2/ IC601
Page 2/ IC601
Page 1 IC 201
Page 3 IC 801
Page 2 IC 601
to CN15
to Page 1
Page 1
Page 1
R334
Page 1 IC201
to CN401
(V)
(V)
(VD)
(VD)
(V)
(AD)
(AD)
Page 2
from Clock generator Page 2
from Clock generator Page 2
from SCRUT Page 3 IC701
Page 2 IC601
MAIN/ADDRESS/DATA from FR30 Page 2 IC601
IC806
IC806
PAL model only
PAL model only
from AV1 88p IC801
DCS2
DCS2
IC801
(AD)
(VD)
: RF (VIDEO) SIGNAL ROUTE
(V)
: VIDEO DATA SIGNAL ROUTE
: AUDIO DATASIGNAL ROUTE
(D)
: AUDIO (DIGITAL) SIGNAL ROUTE
: AUDIO SIGNAL ROUTE
(VD)
(VD)
(VD)
(D)
(VD)
(D)
page 4