The top button is the start button (line with horn icon)
The bottom button is the horn only
The top button is the swing brake
The bottom button is the rope reeving change button
The toggle switch is for erection and work mode (to the left is jib, right is mast, center is work)
The red button is the emergency stop (its spring loaded and should pop back up after being pushed)
Top series of buttons is hoist
2nd from the top is trolley
3rd is swing
4th is travel