User's Manual

17
By setting the wireless flash function menu, in a different
flash mode or firing group, remotely set A / B / C, three
groups of flash ratio or flash output.
Wireless Function*
1. Enabled the wireless function via flash control menu.
2. Master Flash: Option for a flash which installed on the
trans mitt er(on- top f lash ), s el ect en able fo r firi ng or
disable. On-top flash exposure setting as well as group A.

supports E-TTL, manual flash, multi flash mode and can
cooperate with other off-camera flash using. It supports the
function of AF assist beam emitter(p.24), disabled the wireless
function can also be used the on-top flash.
The zoom of the on-top flash will not be controlled by the
camera menu, adjust zoom settings with flash control panel (auto
or manual), that means you can make the zoom setting of the on-
top flash different from other off-camera flash, such as auto set
for the on-top flash(via control panel), manual set for the off-
camera flashes(via camera menu).
※ Enable the wireless flash function, 2nd curtain sync
function will be unable to use.
※ For 5D MarkIII, 650D and other new models, selecting the
optical transmission menu insteads of wireless function.
* YN-622 is corresponding to optical pulse transmission
wireless function.
The on-top flash just like a flash installed in receiver, which