Sony a65 Instruction Manual page 42

(Flash Off)
(Autoflash)
(Fill-flash)
(Slow Sync.)
(Rear Sync.)
(Wireless)
42
Does not fire even the built-in flash pops up.
• You cannot select this item when the mode dial is set to P,
A, S, or M. However, the flash will not be fired if it is not
pulled up.
Fires if it is dark or against light.
Fires every time you trigger the shutter.
Fires every time you trigger the shutter. Slow sync shooting
allows you to shoot a clear image of both the subject and the
background by slowing the shutter speed.
Fires right before the exposure is completed every time you
trigger the shutter.
Fires an external flash (sold separately) that is off the camera
and away from it (Wireless flash shooting).
Using the flash