Canon Speedlite 550EX Instructions Manual page 71

[3] Wireless Manual Flash
After setting up the wireless flash system, you can manually set the slave
unit's flash output with the master unit. The flas h output can be uniform or
varied among the slave units. To determine the proper flash exposure, use a
hand-held flash meter.
1. Wireless Manual Flash With Uniform Flash Output
M
1
On the master unit, press the
<
MODE >
button and select M.
2
Press the < SEL (SET> button and
select the flash output display .
• Pressing the < SEL /S ET > button changes
the selection in the following loop:
r~---t> F'aSh
output ....
~-+ ~" J
(0111
III
3
Press the <
+
> or < -
>
button to set
the desired flash output.
4
Press the < SEL / SET > button.
• The flash output wi ll be displayed.
When you take the picture, all the slave units will fire at the tlash output you have set
with
the master unit.
II
master
flash ON is set, the master unilwill also fire allhe same flash output.
II a slave group is uSed. al l the slave units in the group will fire at the flash output you
have set with the master unit.
71