Schematic Diagram - Dcac Board, Video3 Board - Sony STR-K890 Service Manual

4-20. SCHEMATIC DIAGRAM – DCAC BOARD, VIDEO3 BOARD –
MAIN
BOARD
(4/4)
+7V 1
CN506
L
+/-7V_GND 3
(Page 27)
-7V 4
DISPLAY R
DCAC_OUT 5
BOARD
CNP106
(Page 29)
STR-K890
C2005
DCAC BOARD 33p
R2005
1M
C2006
1
50V
8 7 6 5
C2011
0.022
50V
CN2000
5P
CL2004
1 2 3 4
CL2005
C2012 R2006
0.022 1k
CL2006
CL2007
C2013
D2014
1 R2008
1SS355TE-17
50V 560k R2007
10k
R2015
C2008
33k
56p
R2010
10k
C2014 D2013
R2016
0.47
15k 1SS355TE-17
50V
C2010
0.033
2
1
3
R2000
C2002
1k
1 J2000
50V
R2019
AUTO CAL MIC
2.2k
R2017
2.2k
R2018 C2018
VIDEO 3
1.2k
0.1
R2003
10k
C2003 R2001 C2001
0.033 10k 100p
IC2000
AMP
No mark:FM
33 33
J298
VIDEO3 IN/
PORTABLE AV IN
AUDIO
R L VIDEO
R L V
BOARD
R298
1k
C298
R299
220p
1k
C299
220p
C294 C293
0.1
0.1
STR-K890
CN201
MAIN
5P
BOARD
1 R-CH
(1/4)
P
2 GND
CNP503
3 L-CH (Page 24)
4 GND
Q
VIDEO
5 VIDEO
BOARD
CNP202
CN202
(Page 35)
(CHASSIS)