Bladecenter Ht Components, Controls, And Leds - IBM BladeCenter HT 8740 Problem Determination And Service Manual

BladeCenter HT components, controls, and LEDs

This section identifies the components, controls, and LEDs on the front and rear of
the BladeCenter HT unit.
Front view
This section identifies the components, controls, and LEDs on the front of the
BladeCenter HT unit.
Power modules: The following illustration shows the LEDs on each power
module.
The LEDs on each power module indicate the condition of the power module and
fan pack.
Note: The orientation of the power module shown in the illustration is for one of the
top power-modules. The orientation for modules in the bottom power-module bays
is rotated 180°.
v Input power LED: When this green LED is lit, the input from the external power
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BladeCenter HT Type 8740 and 8750: Problem Determination and Service Guide
source connected to the power module is present and within specifications.
During typical operation, both the input power and output power LEDs are lit.