Troubleshooting
Memory expansionRefer also to Chapter 8, Optional Devices, for information on installing memory modules.
ProblemProcedure
The computer hangs up Make sure the memory module installed in the expansion slot is compatible with the computer.
If an incompatible module has been installed, follow the steps below.
1.Turn off the power.
2.Disconnect the AC adaptor and all peripheral devices.
3.Remove the battery pack.
4.Remove the memory module.
5.Replace the battery pack and/or connect the AC adaptor.
6.Turn on the power.
If problems persist, contact your dealer.
Sound systemRefer also to documentation for your audio devices.
Problem | Procedure |
No sound is heard | Check the software volume settings. |
|
|
| Make sure the headphone connection is secure. |
| If problems persist, contact your dealer. |
Refer also to Chapter 8, Optional Devices, and to your monitor’s documentation.
ProblemProcedure
Monitor does not turn on Make sure that the external monitor’s power switch is on. Confirm that the external monitor’s power cable is plugged into a working power outlet.
No display | Try adjusting the contrast and brightness controls |
| on the external monitor. |
| Press hot keys Fn + F5 to change the display |
| priority and make sure it is not set for the internal |
| display. |
User’s Manual |