Samsung Digital Camera User Manual (en)

Extended functions
Taking photos with the front display
Using the jump shot timer
Take a photo of people jumping. An icon will appear on the front 
display to tell your subjects when to jump.
In Shooting mode, press the front LCD button, and then 
Press [
The front display will start a countdown a few seconds before 
    S a p s d
Jump when the jump icon appears on the front display.
The camera will take 3 photos in succession.
If you are taking photos using the jump shot timer in low light conditions or 
indoors, photos may be dark.