26 Program unit













6582 A
1
6638
Only for WD4130, WD4240
Service mode is activated by using one of the
following alternative:
Alt. 1 Service switch on the CPU board under
the top cover on the front of the machine.
Alt. 2 Service switch on the CPU card will be
activated via a link arm which can be ac-
cessed from the front below the top front
panel.
Press the service button about 2 sec.
1
Alt. 1
Alt. 2