Intel AC450NX Product Manual page 292

AC450NX Rack Server System Product Guide
WARNING: English (US)
The power supply in this product contains no user-serviceable parts. There may be more
than one supply in this product. Refer servicing only to qualified personnel.
Do not attempt to modify or use the supplied AC power cord if it is not the exact type
required.
The DC push-button on/off switch on the system does not turn off system AC power. To
remove AC power from the system, you must unplug each AC power cord from the wall
outlet or power supply.
SAFETY STEPS: Whenever you remove the chassis covers to access the inside of the
system, follow these steps:
1.
2.
3.
4.
5.
6.
After you have completed the six SAFETY steps above, you can remove the system covers.
To do this:
1.
2.
For proper cooling and airflow, always reinstall the chassis covers before turning on the
system. Operating the system without the covers in place can damage system parts. To
install the covers:
1.
2.
3.
4.
290
Turn off all peripheral devices connected to the system.
Turn off the system by using the push-button on/off power switch on the system.
Unplug all AC power cords from the system or from wall outlets.
Label and disconnect all cables connected to I/O connectors or ports on the back of the
system.
Provide some electrostatic discharge (ESD) protection by wearing an antistatic wrist
strap attached to chassis ground of the system—any unpainted metal surface—when
handling components.
Do not operate the system with the chassis covers removed.
Remove and save all screws from the covers.
Remove the covers.
Check first to make sure you have not left loose tools or parts inside the system.
Check that cables, add-in boards, and other components are properly installed.
Attach the covers to the chassis with the screws removed earlier, and tighten them
firmly.
Connect all external cables and the AC power cord(s) to the system.
continued