General Checkout - IBM ThinkPad 365C 2625 Maintenance Manual

General Checkout

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.
1. Obtain the failing symptoms in as much detail as
possible. Pay close attention to the error messages
on the screen.
2. Verify the symptoms by attempting to recreate the
failure by running the diagnostic test or by repeating
the same operation.
Note: To run the diagnostics, refer to "How to Run
Diagnostics" on page 51.
3. Use the following table to locate the description that
best matches the symptom, then go to the page
indicated.
Symptom
AC Adapter
Audio Card
Battery Pack
Configuration is not the
same as the installed
devices.
Diskette Drive
Keyboard/Auxiliary Device
(Mouse/Pointing Device)
Memory related problems
Operational Charging
Other symptoms.
(Such as LCD problems.)
Port Replicator
POST does not complete.
No beeps/error code are
indicated.
POST beeps, but no error
codes are displayed.
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IBM Mobile Systems - ThinkPad HMM Volume 3
Go to
"Checking the AC Adapter"
on page 36.
"Audio Card Checkout" on
page 34.
"Checking the Battery Pack"
on page 37.
"How to Run Diagnostics"
on page 51.
"Diskette Drive Checkout"
on page 34.
"Keyboard/Auxiliary Input
Device Checkout" on
page 33.
"Memory Checkout" on
page 31.
"Checking Operational
Charging" on page 37.
"Symptom-to-FRU Index" on
page 41, and then use
other miscellaneous
symptoms tables.
"Port Replicator Power
Overload" on page 40.
"Symptom-to-FRU Index" on
page 41, and then use the
No Beep Symptoms table.
"Symptom-to-FRU Index" on
page 41, and then use the
Beep Symptoms table.