Monitor or video problems
Note:
These symptoms apply only to the monitor that is connected to the
management module; they do not apply to the remote console.
Some IBM monitors have their own self-tests. If you suspect a problem with your
monitor, see the documentation that comes with the monitor for instructions for
testing and adjusting the monitor.
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.
Symptom
Action
The monitor is not working
1.
Make sure that:
v
The monitor is turned on and the brightness and contrast controls are
adjusted correctly.
v
The monitor is connected to the active management module.
v
The blade server that owns the KVM is turned on.
v
The KVM is owned by a blade server that supports KVM.
2.
Reseat the monitor cable.
3.
Replace the monitor.
Power problems
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.
Symptom
Action
The BladeCenter unit does not
power on.
1.
Make sure that:
a.
All power cords are plugged into 220-Volt power sources and that the
power sources are working.
b.
The ac power and dc power LEDs on the power modules are lit.
2.
If you just installed an option, remove it, and restart the BladeCenter unit. If
the BladeCenter unit now powers on, you might have installed more options
than the power modules support. You might have to install power modules in
power-module bays 3 and 4.
3.
If the problem remains, go to “Solving undetermined problems” on page 20.
16
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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