Yongnuo YN560 - Page 22

fine tuning
mode
. Then you can fine tune the power output of the
flash
by
[
UP
]
and
[DOWN]. The step size is 1/8ev, so you can achieve more precise exposure control.
Press the [OK] button to exit this state, or it will automatically exit after
no changes are
made for 15 seconds.
In the fine tuning of the
output power, the fine
tuning values indicated
by the relevant
indicators are shown in
the following picture: