9-6
NOTE: CBA AND PWB MEANS PRINTED WIRING BOARD.
A7121SCM4
Main 4/5 Schematic Diagram
MAIN 4/5
Ref No.
Position
Q401
V-3
Q402
W-3
Q403
W-3
Q404
V-1
Q405
W-2
Q406
V-2
Q407
V-2
Q421
S-4
Q422
V-4
Q424
T-3
Q425
U-3
Q461
S-2
Q462
V-3
Q464
T-1
CN401
X-4
CN403
X-4
CONNECTORS
TRANSISTORS