Printed Wiring Board - Power Board (Rg590) - Sony HCD-RG490 Service Manual

HCD-RG490/RG590
Ver. 1.1
7-25. PRINTED WIRING BOARD – POWER Board (RG590) –
1 2
Semiconductor
Location
A
Ref. No. Location
D401 C-8
D402 C-11
D441 G-7
D443 I-12
D444 F-3
D445 H-4
B
D446 I-4
D481 G-7
IC441 I-5
Q441 G-7
Q442 G-6
Q481 F-2
C Q482 F-3
Q483 G-1
Q484 H-1
Q485 G-5
Q486 F-6
Q487 F-5
Q488 F-7
Q489 G-2
Q490 G-1
D
Q491 G-2
E
POWER BOARD
E E
F
E
E
G
E
E
E
H
I
J
HCD-RG490/RG590
See page 27 for Circuit Boards Location.
3 4 5
(Page 50)
SUB WOOFER
L2
BOARD
CN502
E
E
E
1
: Uses unleaded solder.
6 7 8
1 4
6 1
E
E
K K
A
(AEP, UK, RU)
18
48 48
9 10 11
TRANSFORMER (Page 60)
M2
BOARD
CN905
1
5
(CHASSIS)
1 4
-1
(AEP, UK, RU)
– –
(CHASSIS) + +
L R
SPEAKER
JK441
12 13
(EXCEPT MX)
J2
MAIN
BOARD
CN031
(Page 36)
J4
MAIN
BOARD
CN031
(Page 40)
(MX)
-2
11
(11)
1-868-911-