Rand McNally TND 760 Fleet Edition User Manual page 57

Problem Possible Solutions
No power or Check power connection
intermittent
- Ensure that the cable is secured to Deutsch port and display.
power loss:
- Reestablish the cable connections by unplugging them, then plugging them back in.
Unable to Check communications
register:
-
Look for any crossed-out icons on the lower right of the display.
- Take the truck for a drive to ensure that the issue is not signal interference.
Verify registration information
- Check the Registration screen to make sure you have entered the correct Truck #.
- Verify your customer number (Customer # or Cust. ID). If you have questions about
your customer number, please call Customer Support at 1-800-641-RAND (7263).
Unable to Check communications
send and receive
- Look for any crossed-out icons on the lower right of the display.
messages:
- Take the truck for a drive to ensure that the issue is not signal interference.
Restart the unit
- Restart the unit by first logging off, then pressing the On/Off button.
This will cause the unit to reset and reconnect.
Unable to Check connections
connect cellular
-
Take the truck for a drive to ensure that the issue is not signal interference.
modem, GPS
Restart the unit
or Wi-Fi:
- Restart the unit by first logging off, then pressing the On/Off button.
This will cause the unit to reset and reconnect.
Nothing appears Check connections
on display:
-
Take the truck for a drive to ensure that the issue is not signal interference.
Unable to use
Check connections
touch screen:
-
Ensure that the cable is connection to Deutsch port and display.
Restart the unit
- Restart the unit by first logging off, then pressing the On/Off button.
This will cause the unit to reset and reconnect.
Try a different unit
-
Try a different unit to determine whether the issue is with the unit or cable.
J-Bus not Check connection
responding:
Make sure truck ignition is on
Restart engine
Troubleshooting
To assist you with troubleshooting, please refer to the list
of possible solutions below. You are always welcome to call
Customer Support, but the hints in the chart on the left may
be all you need to have your system up and running quickly.
Troubleshooting