Using a Mouse and Computer Mode in Your CE Applications.
In the OUTPUT MENU, make sure Output Method is set to RS232 and Output is set to ON. (These settings are the default settings that were set up at the factory.)

Go to the USER AREA menu. Select the Computer Access Menu option. Make sure the Host Computer Type option is set to Internal. If it is set to External, the mouse will not work on the display.

To use mouse movements, you must be in Computer Mode.
Select the icons, TOOLS + COMPUTER , to go to Computer Mode
.
Notice the LED lights up next to the computer icon on the right front of the Pathfinder case.
Place the Computer Overlay on your Pathfinder. This special overlay is shipped with the Pathfinder.
Activate the middle key in the smaller grid, outlined in purple. You should see a cursor on the display screen. This grid allows you to make large cursor movements.
The green and yellow grid on the overlay allows you to make smaller movements
See your Pathfinder Power Tools manual for complete information about using Computer Mode and the Computer Overlay.
You can return to Minspeak mode by activating the SPELL/MIN key.

Please click the link below to download the Pathfinder PLUS Productivity Manual.
http://www.prentrom.com/downloads/device-and-accessory-manuals?id=143