Pilot Lamp And Tesl Firing - Canon Speedlite 550EX Instructions Manual

6. Pilot Lamp and Test Firing
=
•
o
1
Set the Speedlile's main switch 10 I .
The flash win SIan charging. When the flash
is ready, the pijlo4lamp lights .
• Red
p4lot
lamp
When the Hash Is ful ly charged, the pilot
lamp lights in red. For normal use. confirm
that Ihe
pilot
lamp Is red betore laking the
piClUIe •
• Yellow
piIoIlamp
When the
cam&l'a
is
set tor
single shooting,
a
yellow pilot lamp Indicates a IesS-l tlan-lun
charge wh ich enables a quick lIash
(lee
description
below) .
FOf close subjll(:ts which
do nol require ful l-output Il ash. quick lIash
shortens the recharging time.
2
To lest the Speedlile, press the pilOI
lamp (test firing button) to fire a lest
flash .
• About Quick Flash
Wolh
Ihe
quick-llash feature. roo can tit. , flash even beloIe the flash is fully charged. When II'Ie
piIoIlamp
is
yellow,
a
q.JidIlIash
can
be lirld.
The
Guide
No.
lor
Oil
quick I\a5h is 112
\0
111 6
ttwlt
01
a
normallla$l'l. For
details,
see page 121.
0Jid< Ilash
cannot
be
fired
in
the IoIIowing
cases:
When the Speedlile is used with. Type·B
camera.
The camera Is set 10 continuous shooting
Q,.
FEB Is used,
In Iht manual flash mode
Of
siroboscopic nasll mode willi III, output set to III and 1/2.
In
!he stl'Obosropic
I\ash
moo.,
When
TTl HoI Shoe
Adaptef
3 is used
with the Spedt • .
When
Custom
Function CF'3
is
seI
to
I (TTl.
8I.Jtoflash).
The
Speedlite cannot
be
lest fired during lhe 6 see.
altef
~ou
pl"ess
lhe camera's
sIlun8f button hallway (wtlil. e~posuflt metering is
activt).
It Ille Speedlile is in Ihe SE mode, pressing Ih' leSI tiring bUl10n l urns on the
Speedlile.
17