Power Module - IBM 8677 - BladeCenter Rack-mountable - Power Supply Installation And User Manual

Power module

Several types of power module, with different wattage ratings, can be used in the
BladeCenter E unit.
The following illustration shows the rear view for older power modules.
Note: The illustrations might differ slightly from your hardware.
The following illustration shows the rear view for the currently available power
modules.
Power module LEDs: These LEDs indicate the condition of the power module.
v AC power: When this green LED is lit, ac input to the power module is present
and within specifications. During typical operation, both the ac and dc power
LEDs are lit.
v DC power: When this green LED is lit, the dc output from the power module to
the other components and blade servers is present and within specifications.
During typical operation, both the ac and dc power LEDs are lit.
v Power module error LED (2320-watt power modules only): When this amber
LED is lit, it indicates that an error has been detected in the power module.
When this LED is lit, the BladeCenter unit system error LED is also lit.
AC power
AC
DC
DC power
Chapter 2. BladeCenter unit power, controls, and indicators
17