Sony STR-DB840 / STR-DB940 Service Manual ▷ View online
17
17
STR-DB840/DB940
4-7.
SCHEMATIC DIAGRAM – DIGITAL Board (3/3) –
•
See page 42 for Waveform.
•
See page 42 for IC Block Diagrams.
The components identified by mark
0
or dotted
line with mark
0
are critical for safety.
Replace only with part number specified.
Les composants identifiés par une marque
0
sont
critiques pour la sécurité.
Ne les remplacer que
par une pièce portant le numéro spécifié.
(Page 16)
(Page 15)
(Page 25)
18
18
STR-DB840/DB940
4-8.
PRINTED WIRING BOARD – DIGITAL Board (Component Side) –
•
See page 14 for Circuit Boards Location.
D1212
B-1
IC1
B-7
IC1005
I-2
IC1007
I-1
IC1101
H-3
IC1201
D-4
IC1202
F-5
IC1301
H-5
IC1401
G-8
IC1402
I-8
Ref. No.
Location
Ref. No.
Location
D1001
I-2
D1101
F-3
D1201
B-3
D1202
D-2
D1203
D-5
D1204
G-12
D1205
G-12
D1208
F-15
D1209
F-2
D1210
D-4
D1211
G-16
• Semiconductor Location
1
58
16
12
9
C7
C6
R3
C1
C5
R1
C4
L1
FB1
R2
C3
C2
(AEP, UK)
1
5
11
12
15
22
23
33
30
34
40
44
Ref. No.
Location
IC1403
J-7
IC1404
I-4
IC1503
I-11
IC1504
H-12
IC1554
G-11
Q1201
E-6
Q1202
E-6
Q1203
E-2
Q1204
E-2
19
19
STR-DB840/DB940
4-9.
PRINTED WIRING BOARD – DIGITAL Board (Conductor Side) –
•
See page 14 for Circuit Boards Location.
IC1204
J-17
IC1205
F-14
IC1206
H-16
IC1207
H-14
IC1208
G-13
IC1501
J-15
IC1511
B-6
Q1205
G-17
Ref. No.
Location
Ref. No.
Location
D1206
F-14
D1207
F-13
D1502
I-11
D1503
I-11
IC1001
F-1
IC1002
E-1
IC1003
D-1
IC1004
C-1
IC1203
J-14
• Semiconductor Location
S-VIDEO BOARD
CNS215
DISPLAY BOARD
CNP107
(AEP, UK)
23
(US, CND)
(DB940)
(DB840)
DISPLAY BOARD
CNS101
MAIN BOARD
CNS306
SW BOARD
CNP10
DC (2) BOARD
CNP808
(Page 30)
(Page 28)
(Page 24)
(Page 38)
(Page 28)
(Page 26)
20
20
STR-DB840/DB940
4-10. PRINTED WIRING BOARDS – VIDEO/JOINT (1) (Q) Boards (DB840) –
•
See page 14 for Circuit Boards Location.
TO
JOINT (1) (Q)
BOARD
(DB840)
CNS211
(Page 26)
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