43
43
MDS-NT1
6-8.
PRINTED WIRING BOARD – MAIN Board (Conductor Side) –
MAIN BOARD
(CONDUCTOR SIDE)
1-682-708-
12
(12)
IC450
IC440
USB
CN4
2
3
4
1
1
2
CN4
(FRONT VIEW)
J400
–
+
DC IN 9V
SHORT
SOCKET
8
1
1
2
3
(CHASSIS)
PHONE
LEVEL
RV301
ANALOG
OUT
CN200
PHONES
J180
1
2
3
4
5
6
7
8
9
10
11
A
B
C
D
E
F
G
H
I
–1
–2
Ref. No.
Location
IC440
G-7
IC450
H-4
• Semiconductor
Location