HP omnibook xt1000 Service Manual

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Troubleshooting and Diagnostics 
HP Pavilion zt1100/xz100 Omnibook xt1000 
Note that the parallel port test is more thorough if you connect a loop-back connector to the port 
before running the test. See the wiring diagrams below. 
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Figure 3-3. Parallel Loopback Connector 
Interpreting the Results 
The e-Diagtools diagnostic program returns test groups, error codes, and suggestions for repair and/or 
follow-up actions. Consider these suggestions in combination with other troubleshooting information 
in servicing the notebook.