Suggestions for Troubleshooting

Table 3-1. Scope of Diagnostic Tools

Function

Bootup

Processor

Memory

Fan

Batteries

Display

Hard disk

Keyboard

Parallel

LAN

Modem

PCMCIA/ PC Cardbus

e-Diagtools

Tests

Tests

Tests

Tests

Tests

Tests

Tests

Tests

Tests

Tests

Power-on self-test

Tests

Tests

Tests

Tests (CMOS battery only)

Tests

Tests

Sycard PCCtest 450

Tests

BIOS

Configures

<F6> at boot to calibrate

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.

Symptom

Table 3-2. Troubleshooting Suggestions

Call Center:

Repair Center:

Suggestions

Likely Causes

Repair Center: 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 installed and fully charged.

Check battery contacts. If available, try another battery.

Make sure CD is bootable.

Use BIOS configuration utility to check boot order.

Restart notebook.

Check disk using Tools tab in disk’s Properties sheet, and use Disk Defragmenter to optimize hard drive.

Delete temporary and unneeded files.

Battery or contacts. Motherboard.

CD/DVD drive. Motherboard.

Hard drive.

Use suggestions shown at left.

HP Pavilion zt1100/xz100 Omnibook xt1000

Troubleshooting and Diagnostics

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HP ZT1100 manual Suggestions for Troubleshooting, Scope of Diagnostic Tools, Troubleshooting Suggestions