Choice the Dex-100 Video Source
Dex-Pro -> Tools -> Config -> Fram Grabber Setting
![Normal machine](/DEX/Video/Video-Source/images/toolsetting.PNG)
Path -> -> C:\Program Files\ADLINK\DEX-100\utility\Diag.exe
![Normal machine](/DEX/Video/Video-Quality/images/1.PNG)
Clear horizontal and vertical offset values
Click the button of "Frame Adjust"
- Please set 0 for all the offset
![Normal machine](/DEX/Video/Video-Source/images/2.PNG)
Select source and resolution
- Select source from VGA or DVI
![Normal machine](/DEX/Video/Video-Quality/images/2.PNG)
![Normal machine](/DEX/Video/Video-Quality/images/3.PNG)
- Check the both result for Resolution and Signal, if the connection is successful.
![Normal machine](/DEX/Video/Video-Source/images/Diagnostic2.PNG)
If doesn’t detected the signal, follow the steps for troubleshooting.
- Check the Local machine setting for display resolution.
- Reconnect the local machine VGA cable to monitor.
- Reboot the local machine.
- Check the resolution from the monitor.
- Reconnect the VGA to Dex-100.
- Check Frame Grabber Setting whether the auto select for unexpected resolution.