PowerBox Systems GPS II Instruction Manual page 6

You have already completed steps 1 and 2; click on Continue at the bottom. A
count-down now starts, while Terminal waits for the GPS II to switch to PC control;
this screen now appears:
The first step here is to select the telemetry system you wish to use. The lower
part of the screen displays various set-up facilities which vary according to the
telemetry system you select.
The GPS configuration option is used to set up the GPS II for your intended pur-
pose.
6 PowerBox-Systems − World Leaders in RC Power Supply Systems