See also:

During a call
There are some options available during a call. Select one of the following displayed on the screen, if necessary: Hang up: Finish the call. Use Handset: Transfer the call to the cellular pho ...

Tongue load
Keep the tongue load between 10 - 15 percent of the total trailer load or use the trailer tongue load specified by the trailer manufacturer. The tongue load must be within the maximum tongue load ...

Brightness button
To change the display brightness, press the button. Pressing the button again will change the display to the day or the night display. If no operation is performed within 5 seconds, the disp ...