Compaq Solving Display Problems, Problem, Solution(s), Probable Cause, enter FORMAT A:, enter FORMAT A:, Solving Display Problems

"Compaq.com - Compaq Presario Series Maintenance and Service Guide - Models: 1683, 1685, 1687, 1688, and 1690

Drive error has occurred.

Diskette is not formatted.

Run Computer Checkup from the Compaq Diagnostics diskette.

Format the diskette. At the system prompt,

enter FORMAT A:

Diskette drive cannot read a diskette.	The wrong type of diskette is being	Use the type of diskette required by
	used.	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	Format the diskette. At the system prompt,
	formatted.	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	Run Computer Setup and set
	in Computer Setup.	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
Screen is dim.	Control for brightness or contrast
	(if applicable) is not set properly.

	Computer screen is in direct light.
Screen is blank.	Screen save was initiated by Power
	Management due to lack of user
	activity.

Solution(s)

Adjust the Brightness of the display by using Fn + F7 (¯ ) or

Fn + F8 (- ).

Adjust the Contrast of the display by using Fn + F5 (¯ ) or

Fn + F6 (- ).

Tilt display or move computer.

Press any key or touch the Touch Pad.

file:///C/SERVICE%20MANUALS/COMPAQ%20_%20chec...01685%201687%201688%201690%201694/solving.html (4 of 8)6/27/2004 2:57:51 AM