NEC Express5800 120Lh User Manual page 189

Fail to power off the server:
Is the POWER 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 is 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 two DIMM boards are required for operation.
→ DIMMs must be populated in pairs and in the following order:
#5 and #6, #1 and #2, #3 and #4, then #7 and #8.
→ Installed DIMMs starting from the one having largest memory.
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 8-15