Brother BAS-600 - Page 92

(2) Replacing the DC motor circuit board
-88-
1. Remove the three screws 0 and open the cover
@.
2. Disconnect the connectors in the DC motor
circuit board@.
3. Remove the DC motor circuit board @) from the
four supports e.
4. Connector assignments
CN1 . . . . . . . . . . . . Main circuit board
CN2
4P connector@)
2P connector@
DC motor encoder
Power supply
unit
DC motor
5. When attaching the DC motor circuit board @,
refer to the following and reverse the removal
procedure above.
* Firmly connect the connectors, and lock
those
with locks.
* The switches&-~ are set prior to shipping.
Confirm the settings and do not change
them.
Switch& ... STEPU
[s]
Switch@ ...
STEPL
[4]
Switch@) ...
HPU ....
[s]
Switch(@ ...
HPMU
[s]
Switch 4D •••
HPML
[E)
Switch~ ... HPL ....
(B)
From the library of: Superior Sewing Machine & Supply LLC