Yaskawa i80M Maintenance Manual - Manual (Page 172)

6.1 NC RACK (Cent’d)
6.1.11 MODEL BOARD : HIGH-SPEED
“ - I O N S ) “
MOUNTING SCREW
- — - —-—-—---—
❑
II,
1
1
,1
1
I
I
1
1
(1) Removal
(a) Check that AC input power is not supplied [the
SOURCE indication lamp (green) of the power unit
is off].
(b) Loosen the mount ing screw in the figure and remove
the module from the NC rack.
(2) Installation
( a )
( b )
( c )
Check the model and REV number
module for consistency.
Check that the ROM number and
of the replacement
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.
164