Compaq 1688 Laptop User Manual


 
"Compaq.com - Compaq Presario Series Maintenance and Service Guide - Models: 1683, 1685, 1687, 1688, and 1690
United States June 27, 2004
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Maintenance & Service Guide for Presario 1600 Series (Models 1683-1694)
| Home Page | Notice | Preface | Product Description | Troubleshooting | Illustrated Parts Catalog |
Removal & Replacement Procedures | Specifications | Pin Assignments | Battery Pack Operations
Troubleshooting
Some minor problems and possible solutions are outlined in the following tables. If the problem appears related to
a software application, check the documentation provided with the software.
Solving Audio Problems
Some common audio problems and solutions are listed in the following table.
Solving Audio Problems
Problem Probable Cause Solution(s)
Computer does not beep after the Power-
On Self-Test (POST).
This is typical; it indicates successful
completion of the Power-On Self-Test
(POST).
No action is required.
Solving Battery Pack and Battery Gauge Problems
Some common causes and solutions for battery pack problems are listed in the following table. The "Solving Power
Problems" section in this chapter may also be applicable.
Solving Battery Pack and Battery Gauge Problems
Problem Probable Cause Solution(s)
Computer won't turn on when
battery pack is inserted and power
cord is unplugged.
Battery pack is discharged. Connect the computer to an external
power source and charge the battery
pack.
Replace the battery pack with a fully
charged battery pack.
Check the battery connectors on the
system board to verify they are
evenly spaced and that they are not
bent or broken.
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