HP OmniBook 7100 Service Manual page 54

Symptom Call Center:
Suggestions
Hard disk
Hard disk never Check the power source.
spins
Remove and reinsert the
hard drive. Check the
contacts.
Hard disk makes Back up the drive
clunking or immediately.
scratching noise
Was the computer or drive
dropped?
Hard disk makes Back up the drive
buzzing or whining immediately.
noise
Check for alternate noise
sources, such as a PCMCIA
drive or fan.
If a keystroke causes the
sound to change, it may be
power supply noise.
Files are corrupted Run a virus scan program.
Check the disk surface by
running Scandisk (Windows
95) or Disk Administrator
(Windows NT). Or boot to
DOS and run CHKDSK to
look for problems, run
CHKDSK /f to fix.
Use Recovery CD to restore
original factory software.
Drive capacity is Check the disk surface by
less than normal running Scandisk (Windows
95) or Disk Administrator
(Windows NT).
Check partitions using FDISK
(Windows 95) or Disk
Administrator (Windows NT).
Floppy drive
General problems Check floppy module
contacts.
Check settings in BIOS
Setup.
Keyboard
Some or all keys do
not work properly
PS/2 keyboard and Check devices separately.
mouse with Y
adapter do not work
Pointing stick
General problems Check settings in Control
Panel.
Check that the pointing stick
is enabled in BIOS Setup.
HP OmniBook 7100
Repair Center: Repair Center:
Likely Causes Comments
Hard drive or If the drive case is damaged,
contacts. it can prevent proper
operation.
Motherboard.
Hard drive. Check the computer and
drive for evidence of
customer abuse.
Depends on the
source of the noise.
Use same suggestions
shown at left.
Hard drive. Use same suggestions
shown at left.
Recreate the Hibernate
partition, then partition and
format the disk.
Floppy module or
contacts.
Motherboard.
Keyboard.
Motherboard.
BIOS IC.
Y adapter.
PS/2 device.
Motherboard.
Keyboard assembly.
Pointer-control PCA.
Motherboard.
Troubleshooting and Diagnostics 3-7