T5 Bulb Placement

[Kevotron]

My 8x54w Tek has arrived
have 4 coral light ll, 2 fiji purple and 2 giessmann actinic +
How should i arrange the bulbs ?
also im not quite sure which roll of lights each switch is responsible for..
hope someone can help :)

[MMAX]

Probably personal preference. I have my actinics and Fijis on the far outside ends with my grow lights on the inside.