Compaq nx9010 Maintenance and Service Guide - Page 106

called PC Friendly. This, Make sure CD/DVD

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Symptom Region Code error System Error: Unable to read drive" message No DVD or CD-RW software on notebook All DVD play is erratic Keyboard Some or all keys do not work properly Embedded numeric keypad does not work PS/2 keyboard and mouse with Yadapter do not work Call Center: Suggestions Repair Center: Likely Causes 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. NOTE: Most DVD drives allow region code to be changed only a limited number of times (usually no more than 4). When this limit is reached, last change is hard-coded on DVD drive, and is permanent. Refer to DVD player software help for details. Make sure disk is clean, undamaged, and inserted correctly. Clean with soft cloth or replace as needed. Wait 5 to 10 seconds after closing tray before pressing Play. Restart notebook. CD/DVD drive Motherboard If software was removed, use the Recovery CDs to reinstall factory software. Some DVDs include software called "PC Friendly". This software can cause errors or erratic play. If needed, uninstall PC Friendly and restart notebook. Check settings in Control Panel. Keyboard Motherboard Press Fn+F8 to activate numeric keypad, and Lock key to turn on number lock. Avoid touching touch pad while booting or resuming. Check devices separately. KeyboarD Motherboard Y-adapter PS/2 device Motherboard Repair Center: Comments HP warranty does not cover expense of correcting this situation. Make sure CD/DVD drive is installed properly. Try reinserting ribbon cable in connector on motherboard. 3-14 Troubleshooting and Diagnostics Service Manual

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3-14
Troubleshooting and Diagnostics
Service Manual
Symptom
Call Center: Suggestions
Repair Center:
Likely Causes
Repair Center:
Comments
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.
NOTE:
Most DVD drives allow
region code to be changed only
a limited number of times
(usually no more than 4).
When this limit is reached, last
change is hard-coded on DVD
drive, and is permanent. Refer
to DVD player software help for
details.
HP warranty does
not cover expense of
correcting this
situation.
System Error: Unable
to read drive”
message
Make sure disk is clean,
undamaged, and inserted
correctly. Clean with soft cloth
or replace as needed.
Wait 5 to 10 seconds
after closing tray before
pressing Play.
Restart notebook.
CD/DVD drive
Motherboard
Make sure CD/DVD
drive is installed
properly.
No DVD or CD-RW
software on notebook
If software was removed, use
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
not work properly
Check settings in Control
Panel.
Keyboard
Motherboard
Try reinserting ribbon
cable in connector on
motherboard.
Embedded
numeric keypad
does not work
Press
Fn+F8
to activate
numeric keypad, and Lock key
to turn on number lock.
Avoid touching touch pad while
booting or resuming.
KeyboarD
Motherboard
PS/2 keyboard
and mouse with Y-
adapter do not work
Check devices separately.
Y-adapter
PS/2 device
Motherboard