NEC Express5800/140Rc-4 User Manual page 261

Fail to power of the server / SLEEP switch is disabled:
Is the POWER switch or SLEEP switch enabled?
→ Restart the server and start the BIOS setup utility.
<Menu to check: [Security] - [Power Switch Inhibit]>
Is the server running in the Secure Mode?
→ The POWER switch and the SLEEP switch are disabled in the Secure Mode.
(Forced shutdown is also not available.) To release the Secure Mode, enter the
password specified with the BIOS setup utility.
POST fails to complete:
Is the DIMM board installed?
→ At least four DIMM boards are required for operation.
Is the memory size large?
→ The memory check may take a few seconds if the memory size is large. Wait for
a while.
Did you perform any keyboard or mouse operation immediately after you started the
server?
→ If you perform any keyboard or mouse operation immediately after start-up, POST
may accidentally detect a keyboard controller error and stops proceeding. In
such a case, restart the server once again. Do not perform any keyboard or
mouse operation until the BIOS start-up message appears when you restart the
server.
Does the server have contains appropriate memory boards or PCI devices?
→ Operation of the server with unauthorized devices is not guaranteed.
Troubleshooting 8-23