Module Leds - IBM 8852 - BladeCenter H Rack-mountable Service Manual

Module LEDs

Use the following table to find solutions to problems that are identified by LEDs
on the modules installed in BladeCenter unit.
Note: To find descriptions and actions for LEDs on I/O modules or blade servers,
see the documentation that comes with the device.
v Follow the suggested actions in the order in which they are listed in the Action column until the problem is
solved.
v See Chapter 3, "Parts listing," on page 23 to determine which components are CRUs and which components
are FRUs.
v If an action step is preceded by "(Trained service technician only)," that step must be performed only by a
trained service technician.
LED status Description
Management module: A critical error has occurred in the
Error LED lit management module.
Power module: A system fault has shut down the
AC power LED is lit, power module or the power
DC power LED not lit module has failed.
Power module: There is no ac power being
AC power LED not lit, supplied to the power module or
DC power LED not lit the power module has failed.
Power module: The fan pack has failed.
Fan error LED lit
Power module: The power module has failed.
Error LED lit
Blower module: The blower module has failed.
Error LED lit
18
BladeCenter H Type 8852, 7989, and 1886: Problem Determination and Service Guide
Action
1. Reseat the management module.
2. Reset and reconfigure the management module
(see the BladeCenter Advanced Management Module
Installation Guide for more information).
3. Replace the management module.
1. Determine whether a failed component caused the
shut down. If a component failed:
a. Replace the failed component.
b. Pull the power module out of the BladeCenter
unit approximately two inches; then reinstall it.
2. Replace the power module.
1. Make sure that all power cords are plugged into
220-Volt power sources and that the power sources
are working.
2. Replace the power module.
Replace the fan pack
Replace the power module.
Replace the blower module.