Samsung SyncMaster 320MXn-2 - Manual (Page 84)

This function prevents after-images on the screen by moving all the pixels on the LCD ac-
cording to a pattern.
Use this function when there are remaining after-images or symbols on the screen, especially
when you displayed a still image on the screen for a long time.
Bar
MENU → → → → ENTER → → → → → → → → → ENTER →
→ → → →ENTER →
This function prevents after-images on the screen by moving long black and white vertical
lines.
Eraser
MENU → → → → ENTER → → → → → → → → → ENTER →
→ → → → →ENTER →
This function prevents after-images on the screen by moving a rectangular pattern.
Resolution Select
MENU → → → → ENTER → → → → → → → → → →ENTER
→
Adjusting the LCD Display