Operation Manual

Setting flash ratio.
4
● Press Function Button 3
< >.
● Turn the Select Dial to set
the amount of flash ratio
and press<SET> button to
confirm.
Taking the picture.
5
● The slave units will flash
according to the flash ratio.
Auto Flash Shooting with Three Slave Unit
Setting <RATIO A:B C>.
2
● Use the same method of
step 1 and step 3 (Page
62) to set the master unit
as <RATIO A:B C>.
Setting the slave group
1 <C>.
● Use the same method of
step 1 (Page 62) to set the
slave unit of flash
group<C>.
Setting flash exposure
3 compensation.
● Use the same method of
step 1 (Page 62) to set the
slave unit of flash
group<C>.
● Press Function Button 2
< >. Turn the Select
Dial to set the amount of
flash exposure
compensation and
press<SET> button to
confirm.
A
B
C
About Slave Group Control
If three slave units are all set to
<A> in terms of slave ID, these
slave units will be controlled as if
they were one camera flash in
slave group A.
● When setting < RATIO A:B C >, group A, B and C will fire a
flash synchronously; when setting< RATIO A:B >, group C
will not fire a flash.
● If shooting under the situation that group C is toward the
main shooting subject, over exposure might occurred.
● In some EOS film cameras that support E-TTL autoflash,
you cannot perform multiple flash wireless shooting with a
flash ratio setting.
ID=A ID=A ID=A
Slave Group A
Gr
● The flash ratio of 8:1 to 1:1 to 1:8 is equivalent to 3:1 to 1:1
to 1:3 (1/2 step increment).
● The details of the flash ratio settings are as follows.
8:1 4:1 2:1 1:1 1:2 1:4 1:8
5.6:1 2.8:1 1.4:1 1:1.4 1:2.8 1:5.6
6. M: Wireless Flash Shooting with Manual Flash
This describes wireless (multiple shooting) using manual flash. You
can shoot with a different flash output setting for each slave unit
(firing group). Set all parameters on the master unit.
Setting the number of flash
2 groups.
● When < > is
displayed, press the
Function Button 2
< > to set the
groups to fire.
● The setting changes as
follows each time you
press the button:
ALL(RATIO OFF)→
A/B(RATIO A:B)→
A/B/C(RATIO A:B:C)
Setting the flash mode to
1 <M>.
RATIO
Setting flash output.
3
● Press Function Button 3
< >. Turn the Select
Dial to set the flash output
of the groups. Press
<SET> button to confirm.
Taking the picture.
4
● Each group fires at the set
flash ratio.
● When ALL < RATIO OFF > is set, set A, B or C as the firing
group for the slave units.
● To fire multiple slave units with the same flash output,
select ALL < RATIO OFF > in step 2.
Setting <M> Flash Mode
You can directly operate the slave unit to manually set the manual
flash or stroboscopic flash.
Setting the slave unit.
1 (Page 59)
Setting flash mode to <M>.
2
● Press <MODE> button so
that <M> is displayed.
● Set the manual flash
output. (Page 54)
MENU1
Gr
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