Schematic Diagram - Audio Board (3/4) - Sony STR-DA3000ES Service Manual
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Also See for STR-DA3000ES:
- Service manual (168 pages) ,
- Operating instructions manual (68 pages) ,
- Specifications (2 pages)
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STR-DA3000ES
6-16. SCHEMATIC DIAGRAM – AUDIO Board (3/4) – •
C615
(CHASSIS)
0
(US,CND)
J609
4P
R447
1k
L
2ND ZONE
OUT
AUDIO
R547
VARIABLE
1k
R
See page 77 for IC Block Diagram.
(3/4)
R444
C445
R443
68k
220p
100k
R446
4.7k
C446
R445
22
100
50V
RY641
-1
VCC
LINE AMP
-2
IC643
VEE
NJM4580E-D
R545
100
D641
C546
1SS355
22
50V
R546
4.7k
R544
C545
R543
68k
220p
100k
R646
10
Q641
2SC2712
(Page 32)
C444
R642
R442
C443
220
33
1k
22 50V
10V
C642
0.0022
TONE ELECTRICAL
C644
VOLUME
0.01
IC642
CXD9725M
C643
0.0022
C544
R643
R542
C543
220
33
1k
22 50V
10V
Q631,632,641
RELAY DRIVER
Q631
R645
2SC2712
10k
Q632
R631
R633
DTA114TKA
10
1k
R644
R632
4.7k
220
34
34
R441
47k
BB3
C442
22
50V
C441
22
R647
50V
0
R648
0
VCC
BUFFER
IC641
VEE
NJM4580E-D
C542
22
50V
C541
22
50V
BB4
R541
47k
R649
0
The components identified by mark 0 or dotted
Les composants identifiés par une marque 0 sont
line with mark 0 are critical for safety.
critiques pour la sécurité. Ne les remplacer que
Replace only with part number specified.
par une pièce portant le numéro spécifié.
CC1
CC2
(Page 33)
CC3
CC4
CC5
CC6
CC7
CC8
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