Symptom

Parallel/USB

Call Center:

Repair Center:

Repair Center:

Suggestions

Likely Causes

Comments

General problems.

Does not boot from external USB floppy drive.

Modem

Modem will not connect at 56K.

Modem doesn’t dial or no dial tone.

Check connections. Restart notebook.

Check port settings in Device Manager.

Check settings in Control Panel.

Use troubleshooters in Windows Help.

For USB: contact device vendor and HP Notebook web site (see page vi) for latest USB drivers.

For USB: if the device is powered by the USB port, try the other port.

Make sure floppy disk is bootable.

Make sure floppy drive is connected correctly.

Use BIOS configuration utility to check boot order.

Verify that host modem supports 56K (V.90) connection speed.

Try connecting later in case line quality or other external factor is cause of problem.

Check all cables and connections.

Connect a standard telephone to the phone line and make sure the line is working.

Try another telephone line, preferably one used for a fax machine or modem.

If you’re in a foreign country, the dial tone may not be recognized by the modem. In Control Panel, disable option that waits for dial tone.

Phone message recording services provided by phone companies use “broken dial tone” to indicate waiting message. This can prevent notebook from detecting dial tone.

Parallel/USB device. Motherboard.

Floppy drive.

Motherboard.

Mini-PCI card.

Motherboard.

Use loop-back connector when testing parallel port— see page 3-24.

3-14 Troubleshooting and Diagnostics

HP Pavilion zt1100/xz100 Omnibook xt1000