Sony MHC-W555 / STR-W555 Service Manual ▷ View online
– 27 –
– 28 –
STR-W555
5-6. SCHEMATIC DIAGRAM – TUNER SECTION – (East European, CIS model)
• See page 14 for Waveforms.
• See page 53 for IC Block Diagrams.
• See page 53 for IC Block Diagrams.
(Page 32)
– 29 –
– 30 –
STR-W555
5-7. PRINTED WIRING BOARD – MAIN SECTION –
• See page 12 for Circuit Boards Location.
(Page 43)
(Page 50)
(Page 48)
(Page 34)
(Page 47)
(Page 39)
(Page 36)
(Page 36)
(Page 40)
(Page 25, 26)
Ref. No.
Location
• Semiconductor
Location
D101
B-11
D102
B-11
D131
E-9
D401
D-5
D402
D-5
D403
C-9
D751
F-11
D752
F-12
D761
E-12
D781
G-10
D801
E-4
D802
F-5
D803
E-4
D804
C-2
D805
F-4
D806
F-4
D807
F-4
D808
F-4
D810
E-4
D811
E-4
D812
C-2
D813
B-2
D851
G-8
D852
G-8
D853
G-8
IC111
C-10
IC112
E-10
IC113
E-9
IC401
E-7
IC402
D-6
IC801
B-2
IC802
C-3
IC803
B-2
IC804
D-4
IC851
G-9
Q121
B-2
Q132
D-10
Q182
E-11
Q183
E-8
Q401
D-7
Q731
G-11
Q732
G-10
Q801
C-2
Q851
G-9
Q852
H-8
Q853
H-8
– 31 –
– 32 –
STR-W555
5-8. SCHEMATIC DIAGRAM – MAIN (1/2) SECTION –
• See page 54 for IC Block Diagrams.
(Page 35)
(Page 33)
(Page 33)
(Page 34)
(Page 34)
(Page 41)
(Page 23, 32)
– 33 –
– 34 –
STR-W555
5-9. SCHEMATIC DIAGRAM – MAIN (2/2) SECTION –
• See page 29 for Printed Wiring Board.
• See page 54 for IC Block Diagrams.
• See page 54 for IC Block Diagrams.
(Page 46)
(Page 51)
(Page 35)
(Page 46)
(Page 38)
(Page 38)
(Page 37)
(Page 32)
(Page 32)
(Page 31)
(Page 31)
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