ISO is bound to the front wheel under your pointer finger, press it in to select ISO mode. Have the back wheel on mine bound to shutter speed (top dial set to '

ISO is bound to the front wheel under your pointer finger, press it in to select ISO mode. Have the back wheel on mine bound to shutter speed (top dial set to 'T') and the top function button to switch between the electronic and mechanical shutter. White balance is the only thing that seems a bit out of reach.