Changes

* <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>