334UChoose whether exposure locks when the shutter-release buttonis pressed.Choose how long the camera continues to meter exposure whenno operations are performed. The shutter-speed and aperturedisplays in the top control panel and viewfinder turn offautomatically when the standby timer expires.Choose a shorter standby timer delay for longer battery life.c: Timers/AE Lockc1: Shutter-Release Button AE-L G button ➜ A Custom Settings menuOption Descriptiong On (half-press) Pressing the shutter-release button halfway locksexposure.h On (burst mode) Exposure only locks while the shutter-releasebutton is pressed all the way down.Off Pressing the shutter-release button does not lockexposure.c2: Standby Timer G button ➜ A Custom Settings menu