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3-24 Troubleshooting and Diagnostics Technology Code ID)
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.
14
1
25
13
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.