Mitsubishi Electric Melsec-Q172DCPU User Manual page 160

4 INSTALLATION AND WIRING
Do not touch the heat radiating fins of
short time after the power is turned OFF. In this timing, these parts become very hot and may
lead to burns.
Remove the modules while paying attention.
(b) Removal
When using the module fixing
screws, remove them.
Support the module with both
hands and securely press the
module fixing hook with your
finger.
Pull the module based on the
supporting point of module
bottom while pressing the
module fixing hook.
While lifting a module, take off
the module fixing projection
from the module fixing hole.
END
POINT
When the module fixing screw is used, always remove the module by removing the
module fixing screw and then taking the module fixing projection off the module
fixing hole of the base unit.
Attempting to remove the module by force may damage the module fixing
projection.
the Motion CPU module
Base unit
Module
connector
CAUTION
4 - 9
Push
Module fixing hook
Module fixing hole
Pull
while the power is ON and for a
Module
Lifting