NEC N8400-086F, User Manual

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8-8 Troubleshooting
SOLVING PROBLEMS
When the CPU blade fails to operate as expected, see the following to find out your problem and
follow the instruction given before asking for repair.
If the CPU blade still fails to operate successfully after solving your problem, take a note on the on-
screen message and contact your service representative.
CPU Blade
Fail to power-on:
‰
Is the proper power supplied to the system?
→
Make sure that the power cord is connected to an AC outlet (or UPS) meeting the
power standard of the Blade Enclosure.
→
Use the power cord shipped with the Blade Enclosure. In addition, make sure that
the outer cover of the power cord is not broken and the cord at the plug is not bent.
→
Make sure that the breaker of the connected outlet is set to ON.
→
If the power cord is connect to the UPS, make sure that the power of the UPS is
set to ON and proper power is output from the UPS. Refer to the manual shipped
with the UPS for details.
→
Make sure that the CPU blade is installed correctly.
The CPU blade BIOS SETUP utility allows you to set the feature for power link
with the UPS.
<Menus to check: [AC-LINK] in [Server] menu>
‰
Does the Blade Enclosure contain the required number of power units?
→
Refer to the User's Guide of Blade Enclosure for the required number of power
units.
‰
Has the EM card been initialized?
→
If the EM card is not initialized, the power unit does not supply the power to the
CPU blade.
‰
Does the Blade Enclosure contain the required number of fans in proper location?
→
Refer to the User's Guide of Blade Enclosure for the required number of fans and
their installation locations.
‰
Have the CPU blade (containing mezzanine card) and switch modules been installed
in proper position?
→
Refer to the User's Guide of Blade Enclosure for proper installation locations.