Distorted sound is produced.
zMake sure that the volume control is not set too high or too low. In most cases, a high setting can cause the audio electronics to distort the sound.
The sound system does not record.
zAdjust the playback or recording sound levels.
The external microphone or audio device does not work.
zMake sure that the microphone is connected to the proper connector on the computer.
zClick the speaker symbol on the taskbar and check the Windows volume control.
zCheck the volume control of your computer.
Startup Problems
When you turn on the computer, it does not respond and the Power Indicator does not light green.
zIf you are using an external AC power, make sure that the AC adapter is correctly and securely connected. If so, make sure that the electrical outlet works properly.
zIf you are using the battery power, make sure that the battery is not discharged.
zAs a protection, the system will not start up if the temperature is too high. If this happens, both the Power ( 
) and Battery Charge ( 
) indicators blink green for 10 seconds. Wait till the temperature drops down before trying to turn on the system again.
zIf your model comes with the “HDD preheat” feature, you will not be
able to turn on the system when the hard disk drive is being heated. Both the Power ( 
) and Battery Charge ( 
) indicators blink green at the same time to indicate the heater is on. Wait till the heating is finished.
