Canon 550ex - Master Flash ON;OFF

5.
Master
Flash
ON/OFF
The
master
unit's flash firing
can be
enabled
(ON)
or
disabled
(OFF).
(1)
)'r
(t-,
0
")
. This
setting
enables
the
master
unit to
fire
a
flash.
:
Iil:
::llil8
j,?3Jl'?ily,il:i:'fi:3),;,,,
unit,s s,ave
,D
to
A
(2)
-r
(t-.
fr FF):
This
setting
(Masterflash
OFF)
preventsthe
master
unit
from firing
a
flash.
lt
can
still transmit wireless
signals
to
trigger the
slave
units.
4
Press
the
<
SEL/SET >
button
and
I
select
)'r.
'
Pressing
the
<
SEL/SET
>
button
changes
the selection in
the following loop:
@+%+GErtEl,*l-*'=_l
Press
the
<+>
or
either
0n
or
[] FF.
Press
the
<
SEL/SET >
button.
.
)-r
or
-r
will
appear.
.
lf master
flash
OFF
is
set,
<z-
will
blink.
2
3
E
't-
Even if master
flash
OFF
is
set, the
ma3ter
unit
still
the
slave
units.
-
,"t'F\
transmits
the
wireless
signal
to
fire
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