NEC MT2200, User Manual

Page: 96 / 192

5-6
Upgrades and Options
7. To prevent unauthorized access inside the system,
insert and lock a padlock through the loop at the
back (one at each side).
Note: If your system is already set up, plug the system
back in, reconnect the peripherals, and power on the
peripherals and system.
Removing the Top Cover
Note: The top cover does not have to be removed in
order to install any upgrades or options.
You must remove both side covers before you can
remove the top cover.
!
Caution: For proper cooling and airflow, do not operate
the system with the top cover removed. Always replace
the cover before powering on the system
Caution: Do not damage or bend the EMI fingers
located on the bottom of the cover as you remove and
install it, or your system may not meet EMI
requirements.
Warning: If you are removing the top cover after the
system is set up, you must first power off the system
and all external devices. Unplug the system power
cord.
To remove the top cover:
1. Power off the system and ensure it is disconnected
from the ac wall outlet.
2. Observe the safety and ESD precautions listed at
the beginning of this chapter.
3. Remove both side panels.