Assume we have a Boeing 737-800.
After taxing onto the runway
- Set Flaps 10
- Turn taxi lights off
- Set Auto Pilot
- Take Off/Go Around speed
- Call out 80 Knots
- Call out V1 speed of 140 knots
- Call out Rotate speed of 156 knots
- Call out V2 speed of 160 knots
- Enage Auto pilot after 3000 AGL