Performance Problems - HP Pavilion XZ335 Reference Manual

• If the card requires an IRQ, make sure one is available. If necessary, set the IRQ to an
unused value: click Start, Control Panel, Performance and Maintenance, System. On
the Hardware tab, open the Device Manager, then view resources by type.
• Check the HP Business Support Web site www.hp.com/go/bizsupport) for
information about installing certain PC Cards.
• Make sure your notebook supports the problem PC Card: check the HP Notebook
Web site (www.hp.com/notebooks) for a list of approved and tested PC Cards.
• Try the card in another computer to see whether the card functions properly.
• Test the PC Card with the e–Diagtools diagnostics—see "Testing the Hardware" on
page 120.
If an I/O card stops communicating properly
• The card may have been reset if your notebook went on standby or into hibernation,
or turned off. Exit any applications, then remove and reinsert the card.
If a PC Card modem is not working
• Disable the internal modem:
1. Click Start, Control Panel, Performance and Maintenance, System. On the
Hardware tab, open the Device Manager.
2. Double-click Modem, then double-click the internal modem.
3. Use the pull-down menu to disable the modem.

Performance problems

For best performance with Windows XP, your notebook should have at least 128 MB of
memory (RAM).
If the notebook pauses or runs sluggishly
• This may be normal Windows behavior. Background processing can affect response
time.
• Certain background operations (such as a virus-scanning program) can affect
performance.
• Certain demanding graphic games can affect performance.
• Press Ctrl+Alt+Del to see if an application is not responding.
Troubleshooting and Maintenance
Getting Assistance for Your Notebook
Reference Guide 113