Microtek C783 User Manual page 12

Use the & key to select the icon, then press - or +. The screen below
will appear.
If you want to go back to the previous OSD menu screen, press the MENU
key, The OSD screen will then appear.
1. Use the & key to move to the ICON, then press - & + to move the
whole screen left to right to the center position.
2. Use the & key to move to the ICON, then press - & + to move the
whole screen down or up to the center position.
• Use the & key to move the icon, then press - & + to get the larger
viewing size.
Adjust phase tracking of the display signal to reduce display flicker.
Invalid phase tracking will cause unstable and flicking display.
• Use the & key to move to the Phase item, then press - &+ to get a
better image quality.