System Open Circuits And Short Circuits - HP ProLiant ML100 Series User Manual

Process or roblems p
Action:
If applicable, check the
1.
refer to the server documentation.
Be sure each processor is suppo
2.
documentation for processor req
Be sure the server ROM is up to date.
3.
Be sure you
4.
on the server. Refer to the server documentation for more information.
CAUTION:
replacement, while other processors and heatsinks are integrated and cannot be reused once
separated. For specific instructions for the server you are troubleshooting, refer to processor
info
If the server has only one processor installed, replace it with a known fun
5.
problem is resolved after you restart the server, the original processor failed.
If the server has multiple processors installed, test eac
6.
Remove all but one processor from the server. Replace each with a processor terminator board
a.
or blank, if applicable to the server.
If the server includes PPMs that are not integrated on the system board, remove all PPMs from
b.
server except for the PPM associated with the remaining processor.
Replace the remaining processor with a known functional processor. If the problem is resolved
c.
after you restart the server, a fault exists with one or more of the original processors. Install each
processor and its associated PPM (if a
faulty processor or processors. Be sure the processor configurations at each step are compatibl
with the serve
System o pen circuits and short circuits
Action:
CAUTION
Operating the server in this manner results in improper airflow and improper cooling that can
lead to thermal damage.
Check the server LEDs to see if any statuses indicate the source of th
1.
refer to the server documentation.
Remove all power sources to the server.
2.
Be sure no loose connections (on page 43) exist in the area.
3.
Be sure each component in the area is working. Refer to the section for each compone
4.
guide.
If you cannot determine the problem by checking the specific area, perform
Restart the server after each action to see if the problem has been corrected
•
Reseat all I/O expansion boards.
processor LEDs to identify if a PPM failure occurred. For information on LEDs,
rted by the server and is installed properly. Refer to the server
uirements.
are not mixing processor stepping, core speeds, or cache sizes if this is not supported
Removal of some processors and heatsinks require special considerations for
rmation in the server user guide.
r requirements.
: Do not operate the server for long periods with the access panel open or removed.
h processor:
pplicable) one by one, restarting each time, to find the
ctional processor. If the
e problem. For LED information,
nt in this
each of the following actions.
.
Troubleshooting 67
the
e