NEC Express5800/T120a-E N8100-1531F, User Manual, Page: 324 / 542

8-34 Troubleshooting
Cannot turn the power OFF at the blue screen:
→
If you want to turn off the power at the blue screen, execute forced shutdown
(forced shutdown: continue to press POWER/SLEEP switch for 4 seconds). The
power will not be turned off if you press the switch for less than 3 seconds.
The PXE boot (network boot) fails or the server is not found on the network:
‰
Is the cable connected properly?
→
Connect the proper cable to the network port on the rear of the Express server. In
addition, make sure that the used cable conforms to the network interface standard.
‰
Is BIOS configuration correct?
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The internal LAN controller may be disabled with the BIOS SETUP utility of the
server. Check the setting with the BIOS setup utility.
‰
Have the protocol and service already configured?
→
Install the distinctive network driver for the server. Make sure that the protocol,
such as TCP/IP, and services are properly specified.
‰
Is the transfer speed correct?
→
Open the network property dialog box in control panel to specify the link speed
and duplex value the same as the value specified for HUB.
The Telnet Service is not installed:
→
Adjust the computer name to 14 characters or less, and then install the Telnet
Service according to <How to install the Telnet Service>.
<How to install the Telnet Service>
1.
Click [Run] on Start menu.
2.
Type "tlntsvr /service" in the [Open] box, and click [OK].
3.
Click Start menu, point to [Control Panel] and click [Computer Management] and then
click the [Services] to specify whether the Telnet Service is registered.
* When the installation of Telnet Service is finished, there is no problem if the computer
name is set to 15 characters or more.