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Compaq.com - Compaq Presario 1200 Series Maintenance and Service Guide - Models: 1255, 1256, 1260, 1262, 1266, 1267, 1272, 1273, 1274, and 1275
Solving Diskette and Diskette Drive Problems
Problem Probable Cause Solution(s)
Diskette drive cannot write to a
diskette.
Diskette is write-protected. Disable the diskette's write-protect
feature or use a diskette that is not
write-protected.
Computer is writing to the wrong
drive.
Check the drive letter in the path
statement.
Not enough space is left on the
diskette.
Use another diskette.
Drive error has occurred. Run Computer Checkup from the
Compaq Diagnostics diskette.
Diskette is not formatted. Format the diskette. At the system
prompt, enter
FORMAT A:
Diskette drive cannot read a diskette. The wrong type of diskette is being
used.
Use the type of diskette required by
the drive.
Diskette has a bad sector. Copy files to hard drive or another
diskette. Reformat bad floppy.
Drive error has occurred. Run Computer Checkup from the
Compaq Diagnostics diskette.
Diskette is not formatted. Format the diskette. At the system
prompt, enter
FORMAT A:
Cannot boot from diskette. Bootable diskette is not in drive A. Put the bootable diskette in drive A.
Diskette Boot has incorrect setting
in Computer Setup.
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 computer. To do so, complete the following steps:
1. Turn off the monitor.
2. Turn off the computer.
3. Disconnect the monitor signal cable from the computer.
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.
Solving Display Problems
Problem Probable Cause Solution(s)
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