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The speaker will turn off automatically after connecting the external
headphone to the Notebook PC. Excessively loud volume could damage your
hearing. So turn down the volume before connecting earphone, and then raise
the volume to comfortable level.
6-2 Enter the BIOS Setup Menu
Follow the below steps to enter the BIOS Setup Menu:
5.
Click F2 button quickly during loading the system, then the system will enter “Setup
Utility” as shown below:
6.
Click the left/ right direction keys to select “Boot” and click the Enter button to enter
the below menu: