HCD-V3900/V5900
— 69 —
— 70 —
6-24. PRINTED WIRING BOARD – AMP/KEY CONTROL SECTION –
•
See page 29 for Circuit Board Location
.
1
2
A
B
C
D
E
F
G
H
I
3
4
5
6
7
8
9
10
11
12
13
14
28
1
1-664-299-
11
AMP BOARD
KEY CON BOARD
1-666-125-
11
(12)
1
1
13
8
9
16
16
O
TO
MAIN
J
TO
TRANS
L
TO
MAIN
3
1
1
13
D901
V3900
MODEL
(Page 43)
(Page 44)
(Page 73)
15
Ref. No.
Location
D801
C-3
D841
C-3
D842
C-3
D851
C-8
D901
B-5
IC501
H-7
IC502
G-6
IC801
E-5
Q501
I-7
Q502
I-6
Q801
C-4
Q851
D-7
• Semiconductor
Location