When Os Is Started - NEC Express5800 Series Maintenance Manual

Chapter 1 Maintenance
8.4

When OS is Started

[?] Unable to start OS

Are Hard Disk Drives properly installed?
→ Install Hard Disk Drives properly.

Is the internal SAS cable connected to Hard Disk Drive correctly?
→ Connect the SAS cable properly.
If the SAS cable is not recognized as connected although the above action has been taken, the Hard
Disk Drive may be faulty. Contact your sales representative.

Is the EXPRESSBUILDER DVD inserted?
→ Eject the EXPRESSBUILDER DVD and reboot.

Is a Flash FDD connected to the server?
→ Take out the Flash FDD and restart the server.
[?] Machine repeats rebooting at startup:

Is CHKDSK executed at machine startup?
→ Run the BIOS SETUP utility at rebooting and change parameters as follows:
(Change BIOS settings)
Change [Server] - [OS Boot Monitoring] to [Disabled].
(For details, Refer to Chapter 3 (1. System BIOS).
* After completion of CHKDSK, restart the machine and change the above setting back to
[Enabled] and continue the operation.
CHKDSK is executed in the following conditions:
(1)
(2)
(3)

Is the value of [OS Boot Monitoring] in the BIOS setting appropriate?
→ Change the value of [OS Boot Monitoring] to suit your environment. Refer to Chapter 3 (1. System
BIOS) for details.
[?] Wake On LAN does not function:

Is the AC power supplied to both CPU/IO modules?
→ If the AC power supplied to only one of the CPU/IO module, Wake On LAN may become unavailable.
Supply the AC power to both of CPU/IO modules.

Is Hub/Client fixed as 1000M?
→ Check the following configurations:
– Set the Hub as "Auto-Negotioation".
– Set the Client as "Auto-negotiate best speed".
64
CHKDSK is scheduled to be executed at next system startup
Corruption of file system is detected since the previous startup until shutdown
Inconsistency (corruption) of file system is detected while mouting at system startup
Important For both Hub/Client, you cannot use Wake On LAN feature from standby state with
the 1000M fixed configuration.
Express5800/R320c-E4, R320c-M4 Maintenance Guide (VMware)
8. Troubleshooting