Toshiba Portege R930 - Manual (Page 169)

Problem Procedure
If there is a memory
malfunction, the
Power indicator will
repeatedly flash (on
for 0.5 seconds, off
for 0.5 seconds) in
the following
patterns;
If there is an error in
only Slot A: orange
twice, then green
once.
If there is an error in
only Slot B: orange
once, then green
twice.
If there are errors in
both Slot A and Slot
B: orange twice,
then green twice. In the event the Power indicator flashes when the
computer is turned on, you should first check that
the installed memory module(s) are compatible
with the computer. If there is an error with a
compatible memory module, there is a possibility
the memory module is damaged.
If you determine that an incompatible module has
been installed, you should follow the steps as
detailed below:
1.
Turn off the computer.
2. Disconnect the AC adaptor and all peripheral
devices.
3. Remove the battery pack.
4. Remove the incompatible memory module.
5. Install the battery and/or connect the AC
adaptor.
6. Turn on the computer.
If you are still unable to resolve the problem,
contact TOSHIBA Support.
Sound system
In addition to the information in this section, please also refer to the
documentation supplied with your audio device.
Problem Procedure
No sound is heard Adjust the volume.
To increase the volume click the volume up button,
and to decrease it click the volume down button.
Check the software volume settings.
Please check to see if Mute is turned to Off
Check to make sure the headphone connection is
secure.
Check within the Windows Device Manager
application to ensure the sound device is enabled
and that the device is properly working.
User's Manual 6-15