User`s manual

Installation and removal of module Installation
MELSEC System Q, Hardware 9 – 17
9.5 Installation and removal of module
Installation
Shut off the external power supply!
Securely insert the module fixing projection into the module fixing hole so that the latch is
not misaligned.
Using the module fixing hole as a supporting point, push the module in the direction of arrow
until it clicks.
When using the programmable controller in an environment of frequent vibration or impact,
secure the CPU module to the base unit using screws (module fixing screw M3x12, user-
prepared).
E
CAUTION:
Shut off the external power supply for the system in all phases before mounting or
removing the module.
Always insert the module fixing latch of the module into the module fixing hole.
Forcing the hook into the hole will damage the module connector and module.
QH0007C
Fig. 9-16: Module mounting procedure
Module
Module
connector
Module fixing hole
Base unit
Module fixing
projection
Base unit
Module fixing
projection
Module mounting lever