On-Screen Display
4. Channel
When OSD is not on the screen, push the 
CH 
button to select channel number.
1.Push the 
button to decrease the channel number.
2.Push the 
button to increase the channel number.
This function is available in TV or PC + TV (PIP) mode only.
5. PIP
When OSD is not on the screen, push the PIP button to select PIP source.
This function is available in PC + TV (PIP) or TV, AV,