* <span style="color: red">'''(2)'''</span>Select the filterwheel tab
* Initialize the filterwheel(s) <span style="color: red">'''(3)'''</span>, then select the filter required <span style="color: red">'''(4)'''</span>, click "Move" <span style="color: red">'''(5)'''</span>. The "Centered" indicator should be green when the wheel is finished moving <span style="color: red">'''(6)'''</span>.
[[File:gps.png|1000px|right]]<br clear=all>* If using external triggering, select the GPS tab <span style="color: red">'''(1)'''</span>* Ensure timing is valid <span style="color: red">'''(2)'''</span>.
* Set the Programmed Output Pulse (POP) parameters (mode (3), pulse width (4), start date (5), start time (6), trigger interval (7)) and click apply (8). The status should change to pending (9).
[[File:camera_turn_on.png|1000px|right]]