Sony STR-DB830 / STR-DB930 / STR-V929X Service Manual ▷ View online
STR-DB830/DB930/V929X
— 35 —
— 36 —
4-15.
PRINTED WIRING BOARD POWER SECTION
• See page 11 for circuit board location.
16
4
1
MAIN
U
1
2
A
B
C
D
E
F
G
H
3
4
5
6
7
8
9
10
11
12
13
14
(Page 44)
(Page 22)
(Page 44)
(Page 21)
(Page 21)
Ref. No.
Location
D801
B-9
D804
F-2
D805
F-2
D806
A-12
D810
B-12
D901
C-6
D902
C-6
D903
D-6
D904
C-6
D905
B-6
D907
A-5
IC1
F-9
IC399
F-12
Q801
B-12
Q901
A-5
• Semiconductor
Location
STR-DB830/DB930/V929X
— 37 —
— 38 —
4-16.
SCHEMATIC DIAGRAM POWER SECTION
• See page 12 for Waveforms. • See page 61 for IC Block Diagrams.
TO
DIGITAL
BOARD
(2/3)
(PAGE 16)
TO
MAIN
BOARD
(2/2)
(PAGE 48)
JR1
AEP
MODEL
ANT
LEVEL
The components identified by
mark
mark
!
or dotted line with mark
!
are critical for safety.
Replace only with part number
specified.
specified.
Les composants identifiés par
une marque
une marque
!
sont critiques
pour la sécurité.
Ne les remplacer que par une
pièce portant le numéro spécifié.
Ne les remplacer que par une
pièce portant le numéro spécifié.
STR-DB830/DB930/V929X
— 39 —
— 40 —
4-17.
PRINTED WIRING BOARD VIDEO SECTION
• See page 11 for circuit board location.
VIDEO1
DVD/LD
TV/SAT
MONITOR
(Page 22)
CTRL
(PAGE 21)
(PAGE 24)
(PAGE 21)
MAIN BOARD
1-673-362-
1-673-367-
1
7
V
MAIN BOARD
(Page 43)
CNS210
4
1
1
2
A
B
C
D
E
F
G
H
I
3
4
5
6
7
8
9
10
11
12
13
16
• Semiconductor Location
Ref. No.
Location
Ref. No.
Location
D251
F-5
IC202
G-6
IC251
F-4
IC252
F-4
IC253
F-3
IC254
F-1
IC1401
H-11
IC1402
G-11
IC1403
F-11
Q251
G-3
Q252
G-3
Q253
G-5
Q254
F-2
Q255
F-2
Q256
G-2
Q257
G-3
Q258
F-2
STR-DB830/DB930/V929X
— 41 —
— 42 —
4-18.
SCHEMATIC DIAGRAM VIDEO SECTION
• See page 59 for IC Block Diagrams.
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