MSI CX420 User Manual page 32

2-10
1. Internal Microphone
There is built-in microphone and its function is the same with microphone.
2. Webcam/ Webcam LED
This built-in Webcam can be used for picture taking, video recoding or conferencing, and
any other interactive applications.
Webcam LED indicator, next to the webcam, glows amber when webcam function is
activated; LED goes out when this function is turned off.
3. Power Button / Power LED
4. 3D Boost Function Buttons (optional)
3D Boost Function allows users to choose between using the discrete and the internal graphic
card depending on the tasks users are currently performing.
Refer to the Power Management section in chapter 3 of this manual for the detailed information
of this 3D Boost Function.
Power Button：Press the power button to turn the notebook power ON and
OFF.
Power LED: Glowing blue when the notebook power is turned on.
High-Performance GPU mode
Press this button to select the High-Performance GPU mode, and the
discrete graphic card will be functioned instantly to deliver a superior
graphic performance for graphics intensive applications.