![background image](http://html.mh-extra.com/html/sony/hcd-rv20/hcd-rv20_service-manual_420864039.webp)
39
39
HCD-RV20/RV50/RV60
3-21. PRINTED WIRING BOARD — TRANSFORMER SECTION (HCD-RV20) — • Refer to page 19 for Circuit Boards Location.
(Page 36)
1
A
B
C
D
E
F
G
H
2
3
4
5
6
7
8
9
10
11
TRANS BOARD
(11)
RV20(EXCEPT EA):1-688-826-
11
JW935
LP906
JW934
1
11
K
POWER AMP
BOARD
CN1
LP901
POWER TRANSFORMER
7
6
5
4
3
2
1
8
9
10
11
12
13
14
15
16
17
7
6
5
4
3
2
1
8
SUB POWER
TRANSFORMER
JW903
JW901
JW926
JW909
VOLTAGE SELECTOR
JW922
120V
220V
230-240V
JW921
JW913
JW919
JW918
JW920
JW910
JW911
JW912
JW923
JW927
JW928
JW902
JW931
JW923
JW925
JW924
JW914
JW917
JW916
JW915
LP904
JW929
JW930
BLK
WHT
AC IN
1
2
3
4
5
6
7
8
RV20(EA) :1-689-642-
Ref. No.
Location
D901
A-5
D902
C-8
D903
B-8
D904
C-8
D905
B-8
D906
A-2
• Semiconductor
Location