"Compaq.com - Compaq Presario 1600 Series Maintenance and Service Guide - Models: 1650 and 1655

 

 

 

 

 

 

 

 

This display panel has a continuous pattern

 

Improper display cable

 

Reseat the display cable to the
across it (e.g., a "jailbars" pattern), has a

 

connections

 

following until the problem is solved:
single color on it, or has garbled graphics

 

 

 

 

 

across the entire panel. This failure is for

 

 

 

1.

System board
patterns across the entire panel (not just

 

 

 

 

 

on one section).

 

 

 

2.

Display assembly

 

 

 

 

 

 

 

 

 

 

Defective display cable.

 

Replace the display assembly.

 

 

 

Defective inverter board.

 

Replace the display assembly.

 

 

 

Defective system board.

 

Replace the system board.

 

 

 

To perform a "self-test" on an external VGA color monitor, complete the following steps: The screen

NOTE: 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 Hard Drive Problems

Some common causes and solutions for hard drive problems are listed in the following table.

CAUTION: To prevent loss of information, always maintain an up-to-date backup of your hard drive at all times, in case of errors or failures.

Solving Hard Drive Problems

Problem

Reading hard drive takes an unusually long time after restarting the computer.

Probable Cause

System entered Hibernation due to low battery condition and is now exiting from it.

Solution(s)

Give the system time to restore the previously saved data to its exact state before Hibernation.

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