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NC RACK
6.1
6.1.1
3 MODEL JANCD-FC31O-1
( 1 ) Removal
(a)
(b)
(2) Installation
(a)
-. (b)
(c)
168
(Cent'd)
Check that AC input power is not supplied [the
SOURCE indication lamp (green ) of the power unit
is off], then pull out the CN34 and CN35 cables.
Loosen the mounting screw in the figure and
remove the module from the NC rack–.
See the figure for the exterior of the module.
Check the model and REV number of the replacement
module for con sistency.
Check that the ROM number and label contents of
the replacement module are the same as those of the
module to be replaced.
Insert the module in line with the guide of the NC
rack and tighten mounting screw.
FC31O
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Troubleshooting
