Compaq 1600XL specifications Solving Display Problems

Presario 1600XL Series

Model 1600T, 1600-XL140, 1600-XL141, 1600-XL142, 1600-XL143, 1600-XL144,

1600-XL146, 1600-XL147, 1600-XL150 XL156, XL157, XL255, XL256, XL257, and XL258

Solving Diskette Drive Problems

Problem Probable Cause Solution(s)

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Diskette drive cannot read a diskette.

Cannot boot from diskette.

Drive error has occurred.

Diskette is not formatted.

Bootable diskette is not in drive A.

Diskette Boot has incorrect setting in Computer Setup.

Run Computer Checkup from the Compaq Diagnostics diskette.

Format the diskette. At the system prompt, enter

FORMAT A:

Put the bootable diskette in drive A.

Run Computer Setup and set diskette as first to boot.

Solving Display Problems

This section lists some common causes and solutions for computer display and external monitor problems.

You can perform a monitor self-test on an external VGA color or monochrome monitor by disconnecting the monitor from the Notebook, then completing the following steps:

1.Turn off the monitor.

2.Turn off the Notebook.

3.Disconnect the monitor signal cable from the Notebook.

4.Turn on the monitor and allow it to warm up for one minute.

The display should be white. A narrow black border may also appear on the left and right sides of the display. Either of these displays indicates that the monitor is working properly.

26 TROUBLESHOOTING PRESARIO NOTEBOOK MAINTENANCE AND SERVICE GUIDE 1600XL SERIES