– 8 –
2-7. Connecting the cords
1) Loosen four setscrews ❷ of control box cover ❶.
Remove control box cover ❶.
2) Connect the cords to the respective connectors
on CTL PWB, PWR PWB. (Fig. 1)
3) Fix the ground wire ❹ on position A of the control
box with a screw. (Fig. 2)
❷
❶
DANGER :
1. To prevent personal injuries caused by electric shock hazards or abrupt start of the sewing
machine, carry out the work after turning OFF the power switch and a lapse of 5 minutes or more.
2. To prevent accidents caused by unaccustomed work or electric shock, request the electric expert
or engineer of our dealers when adjusting the electrical components.
Securely x the cords to be connected
to CN20, CN21 and CN22 with cable
clamp ❸.
Check the connector markers of
CN21 and CN22 to prevent improper
connection.
CN32
CN30
CN36
CN38
CN63
CN21
CN37
CN20
CN22
40P
9P
6P
6P
4P
4P
4P
15P
2P
White
White
White
White
Black
White
White
White
Gray
PWR PWB
CTL PWB
Fig. 1
Fig. 2
CN32
CN30
CN36
CN38 CN63
CN22
CN37
CN20CN21
❹
A
❸
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