This guide will show you step-by-step instructions on how to remove the SIM card from your RIM BlackBerry 7290.
With your index finger, press down on the lock button to unlock the battery cover.
Slide the battery cover down towards you to reveal the battery.
Use your index finger to lift and remove the battery from the phone.
Slide the SIM card holder to the left to unlock the SIM card.
Lift the SIM card holder up.
Gently remove the SIM card from the SIM card holder.