Sony HST-SE581 / SEN-R4820 / SEN-T481 Service Manual ▷ View online
HST-SE581
— 31 —
— 32 —
5-12. PRINTED WIRING BOARDS — DECK SECTION —
• See page 9 circuit boards location
1
2
A
B
C
D
E
F
G
H
3
4
5
6
7
8
9
10
11
12
I
(Page 17)
H
16
(Page 17)
Ref. No.
Location
IC601
H-4
IC602
G-5
IC611
H-11
Q621
H-7
Q622
H-7
Q623
H-6
Q1001
A-2
Q1002
A-7
• Semiconductor
Location
HST-SE581
— 33 —
— 34 —
5-13. SCHEMATIC DIAGRAM — DECK SECTION —
• See page 39 for IC Block Diagrams.
HST-SE581
— 35 —
— 36 —
5-14. PRINTED WIRING BOARDS — POWER TRANSFORMER SECTION —
• See page 9 circuit boards location
1
2
A
B
C
D
E
F
G
H
I
J
3
4
5
6
7
8
9
10
11
12
13
AC BOARD
SECONDARY BOARD
PRIMARY BOARD
1
1
2
3
1-669-775-
11
(11)
1-669-776-
11
(11)
E MODEL
E MODEL
E MODEL
E MODEL
EXCEPT E
MODEL
MODEL
E MODEL
AEP,AUS,SP,MY
MODEL
MODEL
AEP,AUS,SP,MY
MODEL
MODEL
AEP,AUS
SP,MY
MODEL
SP,MY
MODEL
CN541
CN543
AC
IN
IN
E
E
1
1
2
2
T901
AC OUTLET
J901
CN538
A
1-669-774-
11
(11)
1
5
240V
120V
VOLTAGE
SELECTOR
S901
T902
POWER
TRANSFORMER
1
3
16
K
(Page 27)
(Page 20)
HST-SE581
— 37 —
— 38 —
5-15. SCHEMATIC DIAGRAM — POWER TRANSFORMER SECTION —
EXCEPT
E MODEL
E MODEL
EXCEPT
E MODEL
E MODEL
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