Yongnuo YN650EX-RF Manual page 11

Press the function button [+/-], and when the <Flash Output> is
highlighted, turn the [DIAL] to adjust the flash output brightness. The
adjustment range of flash output brightness in M mode is from 1/128 to
1/1,8 levels of brightness totally, and each level can be adjusted up to 3
sub-levels l, in 1/3EV increments, so that there are 22 sub-levels
adjustment in total. When shooting, you only need to set the flash
output, adjust the camera, and press the camera shutter, then the flash
will fire according to the camera's sync signal.
6.MULTI Mode
Press the [MODE] button to switch the flash
mode to MULTI mode. MULTI mode is also
known as stroboscopic mode. In this mode,
the flash will fire according to the output
p o w e r, n u m b e r o f fl a s h e s a n d fl a s h
frequency you set. The setting method of
flash output is the same as in M mode: the
fl a s h o u t p u t ra n g e i s 1 / 1 2 8 - 1 / 6 4 - 1 / 3 2
-1/16-1/8-1/4. Press the function button
[MULTI] to select the number of flashes, press
the function button [Hz] to select frequency,
and turn the [DIAL] to adjust the number of
flashes and flash frequency. The adjustable
range of number of flashes is from 2 to 100 and of flash frequency, is 1
to 100. When the number of flashes is set to <-->, the flash will continue
to fire until the shutter is closed, or the battery is exhausted.
In the case of low battery power, the flash charging speed is slow, which may
cause flash leakage during high-frequency flash. In this case, please reduce the
flash frequency or replace with new batteries.
The maximum number of strobes of the flash will be limited by the flash output
power and flash frequency.
7.ZOOM: Setting the Flash Coverage
A u t o Z o o m : P re s s t h e f u n c t i o n b u t t o n
[Zm/C.Fn]. When the focal length value
flashes on the LCD panel, turn the [DIAL] until
<A> is displayed to the left of the <ZOOM>
icon. When the flash is attached to the
camera, the flash lamp cup will move back
and for th as the focal length of the lens
changes, to adapt to different flash coverage (the default is 35mm).
Manual Zoom: Press the function button [Zm/C.Fn]. When the focal
11
Basic Functions