Matrox DualHead2Go User Manual page 46

To edit your display modes:
Remove any display modes you don't need. In the
1
list, choose a display mode, then click the (
this step for each display mode you want to remove from this list.
Add the display modes you want to use. In the
2
Rates
of active display modes. Additional resolutions are available by clicking in the
Resolutions and Refresh Rates
wide). Repeat this step for each display mode you want to add to this list.
Note:
Displays
Based on Attached Displays
resolution list with the best possible modes supported by the monitors currently
connected to your GXM product. Depending on your monitors, up to four modes at a
time will be listed.
Click
3
new display mode list. Your displays go blank for a few seconds while your DualHead2Go
or TripleHead2Go product is being updated.
46 Matrox GXM – User Guide (Mac version)
list, choose a display mode, then click the (
To quickly edit your display modes, enable the
option (depending on your product, you may need to click the
to update your DualHead2Go or TripleHead2Go product with the
Apply Changes
Active Resolutions and Refresh Rates
) button to remove it from the list. Repeat
<-
Supported Resolutions and Refresh
) button to add this mode to the list
->
list or by choosing a different aspect ratio (standard or
button instead). This automatically populates the active
Supported
Configure Based on Attached
Configure