Acer PD523P - Manual (Page 27)

25 ... English
User Controls
H. Position (Horizontal Position)

Press the to move the image left.

Press the to move the image right.
V. Position (Vertical Position)

Press the to move the image down.

Press the to move the image up.
Frequency
“Frequency”changes the display data frequency to match the fre-
quency of your computer’s graphic card. If you experience a
vertical flickering bar, use this function to make an adjustment.
Tracking
“Tracking” synchronizes the signal timing of the display with the
graphic card. If you experience an unstable or flickering image,
use this function to correct it.
 “H. Position”, “V.
Position”, “Frequency”
and “ Tracking” func-
tions are not supported
under DVI and Video
mode.
Image
(Computer / Video
Mode)