HP NX9010 Service Manual page 148

Call Center:
Symptom Suggestions
Touch pad
General problems. Reset notebook (see
page 1-57).
Check settings in Control
Panel. Make sure touch
pad is enabled in Mouse
Properties.
By default, touch pad is
disabled if external PS/2
mouse is connected, Use
BIOS Setup to check
settings.
Avoid touching touch pad
while booting or resuming.
Special touch pad In Mouse Properties, select
features not working. Synaptics PS/2 TouchPad
driver. (Driver is installed
from \hp\drivers\TouchPad.)
Click button does not
work.
Memory
Out of memory error. Make sure C drive has
adequate free space. Delete
temporary and unneeded
files.
Use memory troubleshooter
in Windows Help.
Not all third-party memory
cards have been tested for
use with notebook.
Notebook does not Use only DDR-266 SDRAM
boot after adding modules.
SDRAM.
Audio
No sound audible. Increase sound volume.
Check whether sound is
enabled (mute button and
software controls).
Check for sound resource
conflicts in Device Manager.
Test audio with e-Diagtools
diagnostics.
Sound does not Use an external microphone
record. (internal microphone normally
not included).
Check software controls.
Test audio with e-Diagtools
diagnostics.
Service Manual
Repair Center: Repair Center:
Likely Causes Comments
Top case.
Motherboard.
Top case.
Motherboard.
Top case.
Motherboard.
SDRAM module.
SDRAM module.
Top case. Check operation using
headphones or external
Speaker assembly.
speakers (switchboard PCA).
Switchboard PCA.
Make sure speaker assembly
Motherboard.
cable is connected.
Switchboard PCA.
Motherboard.
Troubleshooting and Diagnostics 3-13