User`s guide
32  Using Your FireGL Card 
2 Monitor Tuning - available only for VGA monitors
• With the buttons in the Move and Size sections you can tune 
the position and size of the monitor's display for the indicated 
resolution and refresh rate
• Sync Polarity: If you do not get a satisfactory display with 
the default sync polarity setting for the current resolution, 
you may try and change the settings.
• Undo: Click this button to undo the last change you made 
(when you clicked Apply). If you have made a modification 
that causes your screen to go blank or to be unreadable, the 
keyboard shortcut for 'Undo' is Alt-U.
• Default: Click this button to set the Monitor Tuning to the 
manufacturer's default settings.
1 First use the hardware setting controls on your 
monitor, if available, to adjust your display size 
or position. Then, if needed, use the software 
controls in 'Adjustment - Monitor Tuning.' 
Check the documentation of your monitor for 
information on your monitor's hardware 
controls
2 Resizing the display slightly changes the actual 
refresh rate. If you operate a fixed-frequency 
monitor check the documentation of your 
monitor for information on refresh rate 
tolerances.
1 Press the ESC key on your keyboard to undo 
the changes if your monitor has lost 
synchronization. You may also use the 
keyboard shortcut for 'Undo'- Alt-U.
2 If you change the resolution (in Settings) 
and/or the refresh rate (in Monitor), you may 
need to re-adjust the monitor's display. 
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