Canon Speedlite 420 EZ User manual

4?OEZ
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Especially
designedfor EOS
cameras,
the
CanonSpeedlite42OEZis a high-perfor-
mance,
electronic
flash
unit
featuring
the
A(Advanced)-TTL
automaticflash output
control,
which
responds
toa widerange
of
illumination
from dark su
rroundings
to
bright(f ill-inflash)withouttroublesome
operations.Advanced
techniques
suchas
bounce
and slow-syncflashphotography
can
beused
in
the
automaticmode.In
addi-
tion,
the large,
easy-to-read
LCD display
enables
you
tocheck
shootinginformation.
Pleaseread
this
instruction
bookletcareful-
ly
for
a full understanding.
. The Speedlite
42OEZis sold in both
"meter"
and"feet"
display
versions,
but
product
availability
may
varyfrom
area
to
area.
rTheEOS
620will
beavailable
soon.

Nomenclature
Bounce
Latch
LCD
Display
Panel
Ready
Lamp
Manual
Flash
SetButton
FlashHead
InfraredLight
Emitter
-TTL
Button
Light
Button
oomButton
Battery
Chamber
Directly
CoupledContact
AFAuxiliary
Light
Emitter
3
SyncPositionButton
Main
Switch
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Prel
iminary
Preparations
1. Loadingthe
Batteries
...........
2. Mounting
the
Flash
3. Ready
Lampand
TestFiring
SE
(Save-Energy)
Function
.......
Raoid-Fire
Flash
Auto
Internal
Zoom
Mechanism
Display
Panel
lllumination
........
' AF
Auxiliary
Light.......
Basic
Operation
le8-"-I-f,\
Other
Operations
1.
Program
AE
Mode
[A-TTL]..............
p14
2.
Shutter-priority
AEMode
[A-TTL]
...
p.16
3.
Aperture-priority
AE
Mode
[A-TTL]
. p.1B
4.Manual
Mode
I-TLI ........
P.20
5.Manual
Flash
Exposure . P.22
6.
Stroboscopic
Flash .........
p.25
7.
Bounce
Flash
Photography
............
p-27
B.
Second-Curtain
Sync
Flash \,
Photography
........... ...........p.30
Handling
Precautions
p.6
p.7
p.8
p.8
p.9
p.10
p.11
p.11
p.12
For
easy
referencetothe
Speedlite's
parts,
please
unfold
the
frontflapof
thisbooklet.
Speedlite
Care
Prog
ramCharacteristics
Soecifications
p.31
p.31
p.32
p.34
"i$g&r.,, -&liislriiiiiaar

1. Loading
the Batteries
Usefour, new,
size-AA
alkaline
(LRG)
or
Ni-Cd
batteries.
Carbon-zinc
batteries
may
alsobeused,
buttheirlife
is
shorter.
Wioe
thebattery
terminals
with
aclean,
dry
cloth
to
ensure
proper
contact.
1)Slide
thebattery
chamber
cover
downin
the
direction
ofthearrow
to
ooen.
2) Load
thebatteries
sothattheir
terminals
face
in
the
directions
indicated
by the
diagram
inside
the
battery
chamber.
3) Finally,
push
thecover
completely
down
and
slideit
back
toclose.
6
Notes
o
When
thebatteries
becomeexhausted,replace
allfour
at
thesametime
withthe
samebrand.
. Remove
thebatteriesif
you
do
not
expecttouse
theflash
unitfor
aboutthreeweeks
orlonger.
o
Battery performance
deterioratesin cold
temperatures
below0oC/32"F
so please keep
the batterieswarm until
just beforeuse.For
best
results,
use
fully-charged
Ni-Cd
batteriesin
cold
temoeratures
below0'C132'F.
. When
usingNi-Cd
batteries,
please
note
that
various
brandshave differenttypes of ter-
minals.
Be sure to use a suitabletype.
Recharge
Ni-Cd
batteriesaccording
to the
manufactu
rer'sinstructions.
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2. Mounting
theFlash
1)Loosen
thelocknut andslidethe
flash
unit
into
thecamera's
accessoryshoe.
To ensurecorrect electrical contact,
make
sure
itis
pushed
inall
the
wav.
2)Tightenthe
locknut.

Turn
themain
switch
ON("1" mark)andwait
for the ready
lamp
to lightup.Totestfunc-
tioning,
press
the ready lamp afterit has lit
and if the flashfiresit is in proper
working
order.
o Flash
chargeis also
confirmed
by the "
f "
markintheviewfinder.
o Whenthe shutter
button
is pressed halfway,
theflashhead
position
automaticallyadjusts.
(see
p.1
O)
. For interval
flash photography,
attach the
Technical
BackEandsetthemode
tothein-
tervaltimer or self-timer.The flashcharge
starts
automaticallv
one
minute
before
shutter
release.
8
Turn
themain
switchOFF
("
O
" mark)when
flash
photography
isfinished
to
prevent
un-
necessarybattery consumption.
The
Speedlite420E2has a built-inSE (Save-
Energy)
function
thatautomaticallyturns
off
power
when
the
flashis
notusedforapprox-
imately
fiveminutes
(test
firing,
preflash,
etc.).All
panel
displaysstartblinkingapprox-
imately
30 secondsbefore
SEoperation.
Press
the
ready
lamptore-starttheflash.
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Rapid-FireFlashCapability
Tohelpcapture
anunexpected
momentin
flash
photography,
theSpeedlite
420E2has
rapid-fireflash capability, a short flash
recycling
time,
previously
impossiblewith
anyotherSLRsystem.
When
charged,thecolorofthe
readylamp
changesas
follows:
(1)
Yellow-green
- Indicatesthe unit in
rapid-fire
flashstatus,
but
firesforcorrect
ex-
posure.
(2)
Red
- Indicatesthe
unit
isfully-
charged.
. Seethe
guide
numbertable
forrapid-fire
flash
statusono.34.
Replace
withnewbatteries
iftheyellow-
green
lampdoes
notlightfor10seconds
after the main switch is turned ON.

The Speedlite
420E2has an auto zoom
mechanism
which automatically
adjusts
flashcoverage
angle
to useflashenergy
moreeffectively.
The flashheadposition
automatically
ad-
justs
according
to the lens
focal length.
Whenusing
a zoom
lens,
it also switches
automatically
according
to zooming.
The
position
setting
ol 24, 28, 35, 50, 70,or
BOmm
and
"A
Zoom"
appears
in
the
display
panel.
ATTL 1T
ffird:lil ^_liJmm
To change the f
lash head position
manually,
press
the
zoombutton
untilthe
desiredsetting
appears,
the "M Zoom"
lights.Donotchoose
asetting
larger
than
thelens
focallength.
Alwaysbe sure
to
set
the
oosition
eoualtoor smaller
than
the
lensfocallength,otherwise,
exposure
willnotbeuniform.
o Theguide
number
variesaccording
to
the
flashhead
position,
see
p.34.
ATTL 5il,,"
t0
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Display
Panel
lllumination
Press
the lightbutton
to illuminate
the
display
panel
for approximately
eight
sec-
onds.
AF
Auxiliary
Light
In dark
settings
difficult
for autofocusing,
the
AFauxiliary
lightautomatically
emits
to
helo the camera focus. The effective
distance
range
is approximately
0.9-Bm'
(3-26.2
ft.)
lfthesubject
istoo
faraway,
the
AF in-focus
indicator
blinks.
Remove
your
finger
from the shutter
button
and move
closer
to
the
subject
until
itstops.
tl

UsetheSpeedlite
42OEZinconditions
rang-
ing from totaldarknessto supplemental
daytime
lighting
by
followingthese
steps:
1)Slide the lensfocus mode switch
to
"AF".
Set
thecamera'smainswitchtothe
"Full
Auto"
position(green
"9" mark).
t2
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Correctexposu[e
display
ArrL 5[r,
F
5.8
X-sync
shutterspeed AF in-focus indicator
Flash-charge
completion
indicator.
Exposurewill
becorrect
if
the
X-sync
shutter
speedandaperture
valuesre-
maincontinuously
lit.
o
Whenbothvaluesblink,thesubject
is
too
far
away.
Remove
your
finger
from
the
shutter
buttonandmovecloserto
the subject untilbothvaluesremain
continuously
litwhen
pressed
again.
.Whenshooting
in
daylight
(fill-in
flash),
theminimumapertureofthe
lensinuse
may blink.
The background will be
overexposedbutthe
main
subject
cor-
rect.
(seep 15)
.The camera-shake
warningdoesnot
sound
whentheflash
is
turnedON.t3
3)
Turnthe flash'smainswitchON and
makesurethe
readylamp
lightsup.
4) Coverthe main subject
with the AF
frame and press the shutter
button
halfway.
.At this point,
the near-infrared
light
emitsfromthe
flashtochoosethe
cor-
rectaperture
value.
o
Both the X-syncshutterspeedand
aperture
valuessetautomatically.
c/

A-TTLAutomatic Mode:
The Speedlite
420E2featuresthe A (Ad-
vanced)-TTlmode which can be used
underconditions
rangingfrom totaldark-
ness
to
fill-in
flash.
Flash output is controlledby directly
measuringthelightcomingthroughthe
lens
and reflectedfrom the
film
surface,using
thesensor
inside
thecamera
body.More-
over, this A-TTLmode balancesthe ex-
posure
betweenthe main subject
illumi-
natedby theflash andthe background
in
ambient
light
to
prevent
unnaturaleffects.
. Thesetting
foreachshooting modeis
slightlydifferentso please read the
following
carefully.
o
The camera-shake warning
doesnot
sound
when
the
flashisturned
ON.
. When
thecamera
is
set
tothedepth-of-
fieldAEmodewith
the flash ON,
the
modeis
automaticallyswitchedto the
program
AEmode.
P
r-?
@--:J
Set
thecamerato"P" andtheX-syncshut-
terspeedandaperturearesetautomatical-
ly
so
you
canconcentrateonpicture com-
position.(The
X-sync
shutterspeed
is
auto-
matically
setbetween
1/60and 1/250 sec
with
the
EOS
620,
and1/60and
'11125
sec
withtheEOS
650.)
t4
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Correct
exposure
display
ATTL 5['","
F
I,E
Aperture
X-sync
shul , -focus
indicator
Flash-charge
completion
indicator
1.When
both
valuesblink,
the
camera
is
warningthatthesubject
istoo
far
away.
Remove
your
finger
fromtheshutter
but-
ton
and
movecloser
tothesubject
until
both
values
light
steadily
when
pressed
agaln.
2. In fill-in
flash,the aperture
valuemay
start
blinking;
thecamera
iswarning
that
A-TTLis
impossible
andthe
background
willbeoverexposed.
The
mainsubject,
however,will be correctly exPosed
because
normal
TTL
(seep.20)functions
insteadofA-TTL.
1)Turnthe
mainswitch
ONand
makesure
the
ready
lamplightsup.
2)Cover
the main subject
with the AF
frame and oress the shutter
button
halfway.
3) Exposure
willbecorrect
ifcontinuously
litvaluesdisplay.
r5

2. Shutter-priority
AE Mode
[A-TTL]
Tv
lr.5
Setthe
camera
to
"Tv"
tosetthe
desiredX-
sync
speed.
The
X-sync
shutter
speed
can
beset
between
30and 11250
secwith
the
EOS
620,and
between
30 and 1/125
sec
with the EOS
650. The apertureis set
automaticallv.
Turn
themain
switch
ONandmake
sure
the
ready
lamp
lights
up.
.The shutter
speedwillbe set to the
fastest
possible
X-sync
speed(11250
secwith
the EOS
620and 1/125
sec
with
the
EOS
650)automatically
if
setat
a higher value.
Cover
the main subjectwith the AF
f
rame and press the shutter
button
halfwav.
1)
z)
r6
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Correct
exposuredisplay
ATTL F'tI6iiI
F
/.n
X-sync
shutter AF in-focus
indicator
Flash-char:ge
completion
indicator
3) Exposurewrllbecorrect
if
continuously
litvalues
display.
1. When
both
valuesblinkthe
camera
is
warningthatthe subject
is too tar
away.
Remove
yourfingerfrom the
shutterbutton
and
moveclosertothe
subject
untilboth
valueslight
steadily
when
pressed
again.
Aperture
2. Whenthe lens'maximumaperture
blinks,
the
camera
is
warningthat
A-
TTLisimpossibleandthe
background
will
be underexposed.
Themainsub-
ject, however,
will be exposed
cor-
rectly
because
normal
TTL
(see
p.20)
functionsinstead
of
A-TTL.
o
The
maximumaperture
value
may
stop
blinking
whena slower
shutter
speed
is
set:
A-TTL
is
possible
but
be
careful
ofcamera-shake.
3.
Whenthe lens'minimum
aperture
blinks,the
camera
iswarningthat
A-TTL
is impossible
and the back-
ground
willbe
overexposed.
The
main
subject,
however,
will
beexposed
cor-
rectly
because
normal
TTL
(see
p.20)
functions
instead
of
A-TTL.
. The minimumaperture
may stop
blinking
whena
fastershutter
speed
is
set.
A-TTL
is
possible.
t7

Set
the
camera
to "Av"
totake
the
subject
depth
of field
intoaccount.
This
setting
is
best
forfill-in
flash
portraits
and
slow-sync
flash photog
raphy.
The apertu
re is set
manually
whilethe shutter
speedis set
automatically
(between
30 and 11250sec
with the EOS620,and between
30 and
11125
sec
with
the
EOS650).
Theautomatically-set
shutter
speed
will
be comparatively
slow
inthedark.
The
camera-shake
warningdoes
notsound
souse
atripod.
1)Turnthe
mainswitch
ON
and
makesure
the
readylamp
lights
up.
2) Coverthe main subject
with the AF
frame and press the shutter button
halfway.
t8
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ATTL F't!+'Til
F
\,8
Corrbctexposure,displaV
X-sync
shutter
3) Exposure
will
becorrect
ifcontinuously
litvaluesdisplay.
1. Whenboth
valuesblink,
the
camera
is
warning
that the subject
is too tar
away.
Remove
yourfinger
from the
shutter
button
and
move
closer
tothe
subject
until
both
values
lightsteadily
when
pressed
again.
2. Whenthe
shutter
speed
of
30
"blinks,
the camera
iswarning
that
A-TTL
is
impossibleand
the
background
willbe
underexposed.
The main subject,
however,
will be exposed
correctlY
because
normal
TTL
(see
p.20)
func-
tions
insteadofA-TTL.
o
A blinkingshutter
speed
of30
" maY
stop
when
alargeraperture
is
set.
A-
TTL is possible
but be caref
ul of
camera-shake.
3. When
the
fastest
possible
X-sync
shut-
ter
speed
(11250
sec
with
the
EOS620
and 11125sec with the EOS650)
blinks,
the
camera
is
warning
that
A-TTL
is impossible
and the back-
ground
willbeoverexposed.
The
main
subject,
however,
willbe
exposed
cor-
rectly
because
normal
TTL
(see
p.20)
functions
instead
ofA-TTL.
. A blinking
shutter
speed
may
stop
whena smaller
aperture
is
set
and
A-TTL
is possible.
Aperture
AF
in-focusindicator
Flash-charglecompletion indicator
lg

TTL
Automatic
Mode:
Usethis
mode
to controlthe exposureby
setting
both
theshutterspeedandthe
aper-
ture
manually.In
the
TTLmode,
correctex-
posure
canbe obtainedonlyforthe main
subjectwhileA-TTLbalances
exposure
be-
tweenthe
main
subjectandthebackground
forcorrectexposureonboth.
ffi'o
Manuat
Mode
ffTll ',':?:':.=::':
ffiwffi
,wHF,:
HHBffiffijg.ffi
"q,ffi
ry,
TTL
rrr:*n 5il,n,n
1
Mil5
1)Turnthe
main
switchON
and
make
sure
thereadylamplightsup.
2) Set thecamera'sshooting
modeto"M."
"A-TTL"
display
automatically
changes
to "TTL"
in
the
display
panel.
20 ---, &-'ii:i
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