Canon Speedlite Transmitter ST-E2 Instruction manual - Page 16

Troubleshooting - how does a work

Page 16 highlights

7. Troubleshooting Problem Probable Cause Solution Page Soon after thc power is turned If t h e power is turned on and the ST-E2 i s not Either press the shutter button halfway or press on, the indicator lamp turns on' used for 9 0 scc., the power turns off automatically. the < PILOT > button. 24 Although t h e 5 icon i s l i t in T h e 5 ]con in t h e v ~ e w f i n d edr oes not indicate When the slave is ready to fire, ~ t sA12-assist beam the viewfinder, the slave does flash ready. Rather. it indicates that the ST-E2 is emltter blinks 27 not fire. able to transm~t. T h e flash p i c t u r e c n m c o u t The flash ratio control lamp was lit even thouph a Turn off the flash ratio control lamp bcforc takinp undrrexposed multi-flash system with flash ratio settings was the picturr~. 29 not used. 'The subject is beyond the effective flash range. Place the slave nearer to the suhect or use 3 larg- 28 cr aperture (smaller f-number). T h e s l a v e d ~ ~ ncclst fire evcn 'I'hc s l ~ i v r ' schannel does not lnatcli the ST-E2's Set thr slavc to thesamechannel as thr ST-E2. 25 when the s l ~ u t t < .i,~ .~rrlra.;ed. oh;~nnrl. T l ~ srl;~veis tor^ far away from thc ST-E2. Position t h e slavc nearer to the ST-E2 :ind tcst the transmission befirrc taking the picture. 'Thu sl;~vcis r ~ r ,t l ~ sride or hack of t h r c:lmr,r;l. Use On'-(:amera Shoe Cord 2 (solrl separatrlyl and point the ST-E2's trtlnsmitter toward the slave. 33 'l'hc Speedlite's slave sr,nsar IS not pmperly point- Use thc RSOEX's bounce feature trl point its sI;~vc 26 c.d 3t L ~ SCT-E2. sensor townrd the ST-EZ. 'l'hc Ilr~shratio h:lu Ihcrr~srt, hut thc slave ID has Set thc slave 11) to A or B. hrrn set to C. :3 1 T h e S T - E P d o e s not enlit th

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7.
Troubleshooting
Page
24
27
29
28
25
33
26
:3
1
28
28
28
-
24
Problem
Soon after
thc
power is turned
on, the indicator
lamp
turns on'
Although the
5
icon
is lit in
the viewfinder,
the
slave
does
not fire.
The
flash picture
cnmc
out
undrrexposed
The
slave
d~~
nclt
fire
evcn
when
the
sl~utt<
i,
~rrlra.;ed
The
ST-EP
does
not
enlit
th<
XF-assist
beam.
The
slave's
flash-rcady
indica.
tor (blinking AF
-
assist
beam
I
turns off.
The test transmission
does
not
work.
The flash
ratlo
cannot be set.
Probable Cause
If the
power
is turned on and the
ST-E2
is not
used for
90
scc.,
the power turns off automatically.
The
5
]con
in the
v~ewfinde
does not indicate
flash
ready. Rather. it indicates that the
ST-E2
is
able
to
transm~t
The flash ratio control lamp was lit
even
thouph a
multi
-
flash system with flash ratio settings was
not used.
'The
subject is
beyond
the effective flash range.
'I'hc
sl~ivr
channel
does not
lnatcli
the
ST-E2's
oh;~nnr
Tl~
sl;~v
is
tor^
far
away
from
thc
ST-E2.
'Thu
sl;~v
is
r~r
tl~
side
or
hack of thr
c:lmr,r;l.
'l'hc
Speedlite's
slave
sr,nsar
IS
not
pmperly
point
-
c.d
3t
L
~
ST-E2
'l'hc
Ilr~s
ratio
h:lu
Ihcrr
srt,
hut
thc
slave ID has
hrrn
set
to
C.
1'Iic,
r;~rner
is not
;II
KOS-3.
The,
sla\.e
is in the
SE
mode.
You
prcssrd
the
shutter button halfway and this
activ;~te
the exposure meter
Thr
camera is not an EOS
-
3.
The
ST-E2's
main
switch is set to
<HOLD>.
Solution
Either
press
the
shutter button halfway
or
press
the
<
PILOT
>
button.
When
the
slave is ready to
fire,
~t
A12-assist
beam
emltter
blinks
Turn off the flash ratio control lamp
bcforc
takinp
the
picturr~
Place the
slave
nearer to the
suhect
or
use
3
larg-
cr
aperture (smaller f
-
number).
Set
thr
slavc
to thesamechannel as
thr
ST-E2.
Position the
slavc
nearer to the
ST-E2
:ind
tcst
the transmission
befirrc
taking the picture.
Use
On'-(:amera
Shoe
Cord
2
(solrl
separatrlyl
and
point the
ST-E2's
trtlnsmitter
toward the
slave.
Use
thc
RSOEX's
bounce
feature
trl
point
its
sI;~v
sensor
townrd
the ST
-
EZ.
Set
thc
slave
11)
to
A
or
B.
If
thc
EOS
camcra
has a built
-
in AF
-
assist
beam.
the camera will rmit the beam instead
ofthe
ST-
E2.
Press
the
ST-E2's
<
PILOT
>
button to cancel the
slave's
SE
mode.
Make sure the metering display in the viewfinder
is
off
Then
test the transmission.
The flash ratio cannot he set with cameras other
than the EOS
-
3.
Set the main switch to
<
I
1.