Maintenance & Service Guide
Presario 1600 Series Portable Computers
Notice Preface Home Product Description Troubleshooting Illustrated Parts Catalog
Removal & Replacement Procedures Specifications Connector Pin Assignments Battery Pack
Keyboard Solutions
Solving Minor Problems
Some minor problems and possible solutions are outlined here. If the problem appears related to a software application, check the documentation provided with the software.
Solving Keyboard/Numeric Keypad Problems
Some common causes and solutions for keyboard/numeric keypad problems are listed in the following table.
| Solving Keyboard/Numeric Keypad Problems |
|
Problem | Probable Cause | Solution(s) |
Embedded numeric keypad on | Num Lock function is not |
computer keyboard is disabled. | enabled. |
Embedded numeric keypad is | External numeric keypad is |
disabled and Num Lock | connected to the computer. |
function is on. |
|
Press the Shift+NumLk keys to enable the Num Lock function and embedded numeric keypad. The Num Lock icon on the status panel turns on.
Disconnect the external numeric keypad from the computer.
Back to Troubleshooting Without Diagnostics
