Toshiba Qosmio F20-110 User Manual page 231

Memory expansion
Refer also to Chapter 9,
memory modules.
Problem
Beep sounds.
(Two beeps, a dash
and a dot, for a
defective memory
module in slot A.
Three beeps, a dash
and two dots for slot B.
When both beeps
sound, both memories
in slot A and B are
defective.)
Sound system
Refer also to documentation for your audio devices.
Problem
No sound is heard
User's Manual
Optional Devices, for information on installing
Procedure
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. Install the battery pack and/or connect the AC
adaptor.
6. Turn on the power.
If problems persist, contact your dealer.
Procedure
Adjust the volume control dial.
Check the software volume settings.
Please check to see if the Volume indicator is lit
up.
Please check to see if Mute is switched to Off.
Make sure the headphone connection is secure.
Troubleshooting
10-15