Restart the OT1 Devices: 
1: Set Duty Status to Off Duty

2: Sign out of the Omnitracs Drive application on the Tablet 

3: Hold the power button on the tablet for 2 seconds and press the Restart option 

4: Pull black cover on the end of AMG-C and press and hold the reset button. Shown Here:

5: Wait 1 to 2 minutes for the AMG-C unit to boot and allow the front lower light to turn BLUE 6: Open the Omnitracs Drive App and Sign back in using your DriverID and Password