Canon Speedlite 550EX Instructions Manual page 107

[21 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 flash 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
~.D.9' c'imm
~ '
,-
"
- -
' z .
1
Press the master un it's
< MODE >
button and select M.
2
Press the <
SElISET
>
button and
select the flash output display .
• Pressinglhe <SEL / SeT > button changes
the se lection in the following loop:
~ ~---.
Rash output ---" ImI::. ---...
' ' ' i o
I
- (Off)
~"o------'
3
Press the
<+ >
or
<->
button to set
the flash output.
4
Press the
<
SElISET
>
button.
• The flash output will be displayed.
When you take Ihe picture, all the slave units
will
fire al the nash output you have set
with
the master unit.
II
master
flash ON is set, the master unit will also fire at the same flash output.
If a slave group Is used, all the slave units In the group will fire at the flash output you
have set with the master unit.
107