Troubleshooting; Upon Power On To The End Of Post - NEC Express5800 Series Maintenance Manual

Chapter 1 Maintenance
5.

Troubleshooting

If this system does not operate as intended, check it according to the contents of the following checklist before
sending it for repair. If an item in the checklist corresponds with a problem you are experiencing, follow the
subsequent check and processing instructions.
If the system still does not operate normally, write down the messages displayed on the screen and then contact
the maintenance service company.
5.1

Upon Power On to the End of POST

[?] Fail to power on the server
Is the server properly supplied with power?

→ Check if the power cord connects to the power outlet (or UPS) that meets the power specifications
for the server.
→ Use the power cord that comes with the server. Additionally, check the power cord for broken
shield or bent plugs.
→ Make sure the power breaker for the connected power outlet is on.
→ If the power cord is plugged to a UPS, make sure the UPS is powered and it outputs power. Refer
to the manual that comes with the UPS for details.
Power supply to the server may be linked with UPS using the BIOS Setup utility.
Did you press the POWER switch?

→ Press the POWER switch at front of the server to turn the server on (the POWER LED is lit).
→ When power cord is connected, the initialization of management controller starts. During
initialization, the POWER LED is disabled.
→ To power on the server, press the POWER switch after the amber POWER LED is unlit.
Is Enabled specified for Standby Power Save in BIOS setting?

→ When Enabled is specified for Standby Power Save, power-on from remote terminal is disabled.
The server can be turned on only by pressing the POWER switch.
If setting for AC Link is changed in this state, you need to press the POWER switch twice to start
the server.
[?] The screen does not turn on.
Wait until the logo appears.

[?] The solid black screen appears several times during POST.
The solid black screen may appear several times if Option ROM Scan is enabled for several onboard

LAN. This does not affect system operation.
[?] POST does not complete
Are DIMMs installed correctly?

→ Check if DIMMs are installed correctly.
Is the memory size large?

→ The memory check may take longer than usual if the installed memory size is large. Wait for a
while.
Express5800/E120e-M Maintenance Guide
5. Troubleshooting
27