6.1 NC RACK (Cent’d)
6.1.17 MODEL JANCD-FC430
E
FC4
‘1._
--_--ilJ----.--------------....---ilJ
L
This module contains CMOS RAM in which
ACGC
application programs are stored. Accordingly, their
contents must be copied when replacing the module.
( 1 )
Removal
Check that AC input power is not supplied [the
SOURCE indication lamp (green ) of the power unit
is off], loosen the mounting screw in the figure,
and remove the module from the NC rack.
(2) Installation
See
the figure for the exterior of the module.
(a) Check the model and REV number of the replacement
module for consistency.
176
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