User guide

24 Matrox M-Series – User Guide
Problem Monitor connected to the DisplayPort connector isn’t properly
detected
(screen image defects, tearing, or no picture at all)
1
Cause You may be using a DisplayPort to DVI adapter that wasn’t provided with your Matrox
product.
1
Solution If a DisplayPort to DVI adapter was provided by Matrox, use that adapter. If an adapter
wasn’t provided with your Matrox product, try using a different DisplayPort to DVI adapter.
2
Cause Your monitor’s EDID may not have been properly detected.
1
Solution Try turning off your monitor, then turning it back on. This may help redetect your monitor.
Problem Wrong color balance, screen image off-center, or no picture at all
1
Cause Your monitor video controls may be improperly set.
1
Solution Adjust your monitor controls (brightness, contrast, and so on). For more information, see
your monitor manual.
2
Cause Your monitor may not be properly connected (the connectors aren’t properly fastened or the
monitor power cable isn’t firmly in place) or may have been disconnected.
1
Solution Make sure you’re using the correct connectors, that all connectors are properly fastened, and
that all power cables are firmly in place. For more information, see “Connecting your
graphics hardware”, page 12.
3
Cause If your monitor supports multiple input sources (analog/digital), it may be configured to use
the wrong source.
1
Solution Make sure your monitor is using the correct input source. For more information on selecting
the input source for your monitor, see your monitor documentation.
2
Solution Change your connection setup to use a different input source. For more information, see
“Connecting your graphics hardware”, page 12.