NEC Express5800/320Fd-MR N8800-123F, EXP320K User Manual page 450

8-16 System Upgrade
IMPORTANT:
Secure the handle with the screws. If it is not secured by the screws, the operation of
the CPU/IO module will be unstable.
In some system statuses or settings, auto start up or integration does not take place
when the module is connected. In such a case, check the status by using the ftServer
Utility or NEC ESMPRO Manager data viewer, and then start up the CPU/IO modules.
3.
Connect the cables for connecting the peripheral devices and network.
4.
Hold the stopper with your hand and insert the cable of the installed module.
5.
The installed CPU/IO module will be automatically started.