If you have the AE-L/AF-L button set as stated you'll still need to use the shutter release to activate focus. Once that is done, pressing the back button locks in the focus.John
Nobody should seek his own good, but the good of others. <><
Copyright © Nikonians 2000, 2013
All Rights Reserved
Nikonians®, NikoScope® and NikoniansAcademy™ are trademarks owned by Nikonians.org.
Nikon®, Nikonos® and Nikkor® are registered trademarks of Nikon Corporation.