Suggestions for Troubleshooting

Table 3-1. Scope of Diagnostic Tools

Function

e-Diagtools

Power-on self-test

Sycard PCCtest 450

BIOS

Bootup

 

Tests

 

Configures

Processor

Tests

Tests

 

 

Memory

Tests

Tests

 

 

Fan

Tests

 

 

 

Batteries

 

Tests (CMOS battery only)

 

<F6> at boot to calibrate

Display

Tests

 

 

 

Hard disk

Tests

Tests

 

 

Keyboard

Tests

Tests

 

 

Parallel

Tests

 

 

 

LAN

Tests

 

 

 

Modem

Tests

 

 

 

PCMCIA/

Tests

 

Tests †

 

PC Cardbus

 

 

 

 

CD/DVD drive

Tests

Tests (with boot CD)

 

 

†Use an appropriate external device to exercise the port. See the help text for the tests.

If you cannot isolate the cause of a problem using the above diagnostic tools, use the suggestions in the following table to help find the problem.

Table 3-2. Troubleshooting Suggestions

Symptom

Call Center:

Repair Center:

Repair Center:

 

Suggestions

Likely Causes

Comments

To help determine likely causes, check to see what replaceable modules are involved in the system function and what roles they play. See Figure 1-8 on page 1-14 and Table 1-6 on page 1-15.

Startup

Does not boot on battery, but boots on AC.

Does not boot from CD in CD/DVD drive.

Sluggish startup or shutdown.

Make sure battery is properly

Battery or contacts.

 

installed and fully charged.

Motherboard.

 

Check battery contacts. If

 

 

available, try another battery.

 

 

Make sure CD is bootable.

CD/DVD drive.

 

Use BIOS configuration utility

Motherboard.

 

to check boot order.

 

 

Restart notebook.

 

 

Check disk using Tools tab in

Hard drive.

Use suggestions shown at

disk’s Properties sheet, and

 

left.

use Disk Defragmenter to

 

 

optimize hard drive.

 

 

Delete temporary and

 

 

unneeded files.

 

 

HP Pavilion zt1100/xz100 Omnibook xt1000

Troubleshooting and Diagnostics

3-5