Symptom

Call Center

Repair Center

 

comparing it to another OB800?

 

 

Is customer a heavy user?

 

Some or all keys not working

Remove the 2 keyboard screws

Check keyboard flex

 

and check keyboard flex cable

connection. If OK, try another

 

connections visually. If not

keyboard. If still bad, replace

 

aligned properly in the

logic board.

 

connector, send in for repair.

 

 

These connectors can be

 

 

damaged if the proper tool is not

 

 

used to disconnect the cables.

 

Computer noisy but working

 

 

HDD “clunking or scratchy”

Was the computer dropped?

Replace HD. Check computer

 

Back the drive up immediately!

case for evidence of customer

 

 

abuse.

Buzzing or whining

Back the drive up immediately!

Replace logic board.

 

Is the sound present when HD

 

 

not spinning? Is there a

 

 

PCMCIA hard drive in the slot

 

 

that is making the noise? Does

 

 

pressing a key cause the sound

 

 

to change? If yes, then this is

 

 

probably power supply noise.

 

 

Only if it is very objectionable

 

 

should computer be sent in for

 

 

repair.

 

Miscellaneous

 

 

Computer does not resume

Try using reset button. Check

Replace CPU board (see

after:

BIOS version and install latest

Service Note 800-02A).

∙ Being suspended

(v1.02.00). Otherwise, send in

 

∙ A reset

for repair.

 

∙ An alarm from an

 

 

application

 

 

File corruption

Run a virus scan program. Boot

Try steps at left. If keyboard

 

to DOS and run CHKDSK to look

support plate of old design

 

for lost clusters, cross-linked

(without notch), add I/O

 

chains. If present, run CHKDSK

insulator to plate above HD

 

/f to fix. Then run Scandisk

connector (see Service Note

 

surface scan to test for damaged

800-09). Check for latest BIOS

 

HD platter. Use Recovery CD to

(v 1.02.00). Run a virus

 

recover Omnibook files

checker.

 

corrupted. If computer still has

 

 

problems, return for repair.

 

Computer gets hot

It is normal for computer to get

 

 

hot, especially when charging.

 

 

DOS applications (games?) and

 

 

poorly written Windows

 

 

applications can contribute. Run

 

 

System Monitor and look at CPU

 

 

activity. Suspend applications

 

 

that drive CPU usage toward

 

 

100%. PCMCIA modem cards

 

 

normally get very hot when in

 

 

use.

 

Computer won’t time out

Does the cursor jitter? If so,

Does the cursor jitter? This will

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