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
Action
Management module:
Error LED lit
A critical error has occurred in the
management module.
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.
Power module:
AC power LED is lit,
DC power LED not lit
A system fault has shut down the
power module or the power
module has failed.
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.
Power module:
AC power LED not lit,
DC power LED not lit
There is no ac power being
supplied to the power module or
the power module has failed.
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.
Power module:
Fan error LED lit
The fan pack has failed.
Replace the fan pack
Power module:
Error LED lit
The power module has failed.
Replace the power module.
Blower module:
Error LED lit
The blower module has failed.
Replace the blower module.
18
BladeCenter H Type 8852, 7989, and 1886: Problem Determination and Service Guide
Summary of Contents for 8852 - BladeCenter H Rack-mountable
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