"Compaq.com - Compaq Presario Series Maintenance and Service Guide - Models: 1683, 1685, 1687, 1688, and 1690
Problem |
| Probable Cause |
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Solution(s)
This display panel has a continuous pattern across it (e.g., a "jailbars" pattern), has a single color on it, or has garbled graphics across the entire panel. This failure is for patterns across the entire panel (not just on one section).
Ghost bars extending from graphics on the display.
Improper display cable connections
Defective display cable.
Defective inverter board.
Defective system board.
Common characteristic of STN displays.
Reseat the display cable to the following until the problem is solved:
1.System board
2.Display assembly
Replace the display assembly.
Replace the display assembly.
Replace the system board.
1.Change the background colors.
2.Adjust the Contrast of the display by using Fn + F5 (¯ ) or Fn + F6 (- ).
A single line, small group of lines, or block |
| Defective display panel. |
appears on the display panel. This failure |
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occurs in only a section of the display panel. |
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Replace the display assembly.
To perform a
display. Either of these displays indicates that the monitor is working properly.
Solving Hard Drive ProblemsSome common causes and solutions for hard drive problems are listed in the following table.
CAUTION: To prevent loss of information, always maintain an
Problem |
| Probable Cause |
| Solution(s) |
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