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HCD-GX20
5-13. Printed Wiring Boards – POWER/TRANS Section –
• See page 19 for Circuit Boards Location.
IC901
IC501
SUB TRANS BOARD
TRANS BOARD
POWER BOARD
1-684-302-
11
(11)
1-684-301-
11
(11)
1-684-300-
11
(11)
AC
IN
E
1
2
POWER
TRANSFORMER
(SUB)
POWER TRANSFORMER
(MAIN)
E
1
1
3
2
3
E
E
E
E
E
1
2
A
B
C
D
E
F
3
4
5
6
7
8
9
Ref. No.
Location
• Semiconductor Location
Ref. No.
Location
D501
B-8
D502
C-8
D541
B-9
D542
D-7
D543
D-7
D551
C-8
D901
B-4
D902
C-3
D903
C-3
D904
C-3
D905
C-3
D911
E-5
D912
E-5
D913
F-6
IC501
C-7
IC901
C-4
Q501
B-8
Q503
B-8
Q504
C-8
Q551
C-8
Q581
B-7
Q901
C-4
Q911
F-5
w w w . x i a o y u 1 6 3 . c o m
Q Q 3 7 6 3 1 5 1 5 0
9
9
2
8
9
4
2
9
8
T E L
1 3 9 4 2 2 9 6 5 1 3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299