NEC Express5800 series User Manual page 37

Status Color Meaning
On Amber A temperature error was detected.
A voltage error was detected.
A power shortage error is detected.
DC power-on failed.
A fault of power generation circuit on CPU
blade is detected.
CPU #1 is not installed.
CPUs having different frequency are installed.
Blinking Amber A temperature error in warning level was
detected.
A voltage error in warning level was detected.
A fan alarm was detected.
A fault or suspected fault of a power unit
installed in the Blade Assembly Unit is
detected.
The removal of a fan unit is detected.
NOTE:
before the power off even in a power-off state. If you power off the
CPU blade while the power failure is detected, replace the power
supply unit, remove the CPU blade, and install it to the other Blade
Assembly Unit, the STATUS lamp of the CPU blade may blink amber
even if the power supply unit operates normally. However, this is not an
error and you can ignore it.
The CPU blade retains the power condition of immediately
General Description 2-11
Action
1. Check the fan and heat sink.
2. Replace the CPU blade.
Replace the CPU blade.
Refer to the User's Guide of
the Blade Assembly Unit (4U)
to make sure that the number
of installed power units suits
the number of installed CPU
blades.
Replace the CPU blade.
Check the installation of the
CPU.
Check the fan and heat sink.
Check the installation of the
VRM board.
Replace the CPU blade.
1. Replace the fan.
2. Replace the CPU blade.
Check the cause with the
lamps on the power supply.
Install the fan unit.