HP NX9010 Service Manual page 147

Call Center:
Symptom Suggestions
Region Code error. DVDs contain embedded
regional codes that prevent
them from playing outside
region in which they are sold.
This error occurs when trying
to play DVD intended for
different region.
Important: Most DVD drives
allow region code to be
changed only a limited
number of times (usually no
more than four). When this
limit is reached, last change
is hard-coded on DVD drive,
and is permanent. Refer to
DVD player software help for
details.
"System Error: Unable Make sure disk is clean,
to read drive" undamaged, and inserted
message. correctly. Clean with soft
cloth or replace as needed.
Wait 5 to 10 seconds after
closing tray before pressing
Play.
Restart notebook.
No DVD or CD-RW If software was removed, use
software on notebook. the Recovery CDs to reinstall
factory software.
All DVD play is erratic. Some DVDs include software
called "PC Friendly". This
software can cause errors
or erratic play. If needed,
uninstall PC Friendly and
restart notebook.
Keyboard
Some or all keys do Check settings in Control
not work properly. Panel.
Embedded numeric Press Fn+F8 to activate
keypad does not work. numeric keypad, and Lock
key to turn on number lock.
Avoid touching touch pad
while booting or resuming.
PS/2 keyboard Check devices separately.
and mouse with
Y-adapter do not
work.
3-12 Troubleshooting and Diagnostics
Repair Center: Repair Center:
Likely Causes Comments
HP warranty does not cover
expense of correcting this
situation.
CD/DVD drive. Make sure CD/DVD drive is
installed properly.
Motherboard.
Keyboard. Try reinserting ribbon cable in
connector on motherboard.
Motherboard.
Keyboard.
Motherboard.
Y-adapter.
PS/2 device.
Motherboard.
Service Manual