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System open circuits and short circuits, External device problems, Video problems – HP ML100 User Manual

Page 73: Ge 73), System e, Op n circuits and short circuits

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6.

a.

rocessor terminator board

b.

c.

with one or more of the original processors. Install each

e by one, restarting each time, to find the

r configurations at each step are compatible

with the server requirements.

System

e

Action:

If the server has multiple processors installed, test each processor:

Remove all but one processor from the server. Replace each with a p
or blank, if applicable to the server.
If the server includes PPMs that are not integrated on the system board, remove all PPMs from the

server except for the PPM associated with the remaining processor.
Replace the remaining processor with a known functional processor. If the problem is resolved
after you restart the server, a fault exists

processor and its associated PPM (if applicable) on

faulty processor or processors. Be sure the processo

op n circuits and short circuits

CAUTION:

Do not operate the server for long periods with the access panel open or

removed. Operating the server in this manner results in improper airflow and improper

age.

cooling that can lead to thermal dam

1.

Check the server LEDs to see if any statuses indicate the source of the problem. For LED information,

2.

all power sources to the server.

ach component in this

Resta

e if the problem has been corrected.

tions (on page 50) exist in the rest of the server, particularly with the cables

.

ts, such as screws, bits, or slot bracket blanks, that may be short

circuiting components.

External device problems

Video problems

Screen is blank for more than 60 seconds after you power up the server

he monitor is receiving

2.
3.

Be

4.

Be sure no

ons (on page 50) exist.

refer to the server documentation.
Remove

3.

Be sure no loose connections (on page 50) exist in the area.

4.

Be sure each component in the area is working. Refer to the section for e

guide.

If you cannot determine the problem by checking the specific area, perform each of the following actions.

rt the server after each action to se

Reseat all I/O expansion boards.
Be sure no loose connec
that connect to the system board

Be sure no foreign material exis

Action:

1.

Power up the monitor and be sure the monitor light is on, indicating that t
power.
Be sure the monitor power cord is plugged into a working grounded (earthed) AC outlet.

sure the monitor is cabled to the intended server or KVM connection.

loose connecti

Troubleshooting 73