
Wireless
Multi-Flash
E-TTL
Autofl
ash
Operation
(1)
Setting
the
Slave
ID
With
the
wireless
control
of multi-
ple
slaves,
you
can
set
the
flash
ratio
and
specify
the
main
flash
and
frll
flash
by
assigning
a
slave
ID.
There
are
three
IDs:
A. B.
and
C. The
ST-E2
can
control
slaves
A
and
B.
When
the
flash
ratio
con-
trol
lamp
is
lit,
the
C slave
does
not
fire.
r
Set
the
slave
ID
to
A for
the
slave
on
the
left
of
the
camera,
and
to B
for
the
slave
on
the
right
of the
camera.
I
Press
the
slave's
< SEL/SET
>
I
button
to
select
q
Gil[El
>,
.
)
Press
the
<*>
or <
-
>
but-
L
ton
to
set
the
slave
ID
to <A>.
Q
Press
the <
SEL/SET
>
button
v
to register
the
slave
ID.
(The
slave
ID
stops
blinking
and
stays
on.)
I
Follow
the
same
procedure
for
T
the
other
slave
to set
the
slave
ID
to <B>.
{f
:::*,'i:".n,1"r*
T,:
H""s+:
E2.
Be
sure
to set
the
slave
ID
toAorB.
lFl
There
is
no limit
as
to
the
L#
number
of
slaves
that
can
be
used.
Set
the
slave
ID
for
all
the
slaves
to either
A
or
B.
O
About
Slave
Group
Control
All
slaves
set
to the
same
ID
are
controlled
as
one
group.
e
Shown
below
is
a
group
of
three
slaves
whose
ID
is
A.
They
will
be
controlled
as
a single
slave
group
A.
Slave
group
A
IEI IEI }Ef
l-ll-l
lr---)l l-l l-l
\Jwv
ID=A
ID=A
ID=A
31
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