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Use the following procedure as a guide for computer
problems.
Note: The diagnostic tests are intended to test only IBM
products. Non-IBM products, prototype cards, or
modified options can give false errors and invalid
system responses.
Important
When the problem determination procedure in the
operation manual that is supplied with the adapter or
device says “Have the system unit serviced,” this
means both the computer and the SelectaDock
Docking System.
1. Obtain the failing symptoms in as much detail as
possible.
2. Verify the symptoms by attempting to re-create the
failure by running the diagnostic test or by repeating
the same operation.
Note: To run the diagnostics, refer to the diagnostics
section of of the computer you are servicing.
3. Use the following table with the verified symptom to
determine which page to go to. Search the
symptoms column and find the description that best
matches your symptom; then go to the page shown in
the “Go to” column.
Symptoms (Verified) Go to
Power failure. (The power
indicator does not go on or
stay on.)
“Power Supply” on
page 626.
POST does not complete.
No beeps or error code are
indicated.
“Symptom-to-FRU Index” on
page 640.
The configuration is not the
same as the installed
devices.
“Checking the Installed
Devices List” on page 628
POST beeps, but no error
codes are displayed.
“Symptom-to-FRU Index” on
page 640, and then go to
“Beep Symptoms” on
page 647.
POST detected an error and
displayed numeric error
codes.
“Symptom-to-FRU Index” on
page 640, and then go to
“Numeric Error Codes” on
page 641.
The diagnostic test detected
an error and displayed a
FRU code.
“Diagnostic Error Codes” on
page 643.
SelectaDock III (3547-003) 625