Canon 300 EZ User Manual
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Canon
SpeedUte
INSTRUCTIONS EnQiish Edition
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Especially designed for the EOS cameras,
the Canon Speedlite 300EZ is a highperformance, electronic flash unit featuring
the A(Advanced)-TTL automatic flash output
control, which can respond to a wide range
of illumination from dark surroundings to
bright (fill-in flash) without troublesome
operations.
Please read this instruction booklet careful
ly for a full understanding.
•The EOS 620 will be available soon.
For easy reference to the Speedlite’s parts,
please unfold the front flap of this booklet.
Table of Contents
1
Nomenclature
............................
p. 3
Preliminary Preparations
1. Loading the Batteries
2. Mounting the Flash on
the Camera
3. Ready Lamp and Test Firing ............ p. 6
SE (Save-Energy) Function
Rapid-Fire Flash Capability
Auto Internal Zoom
Mechanism
AF Auxiliary Light ........................ p. 9
.......................................
Basic Operation
Other Operations
1. Program AE Mode [A-TTL]
2. Shutter-priority AE Mode [A-TTL] ... p.14
3. Aperture-priority AE mode [A-TTL] . p.16
4. Manual Mode [TTL]
5. Second-curtain Sync Flash
Photography
Notes ..................................................... p.22
Speedlite Care
Specifications
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p. 5
p. 6
p. 7
p. 8
p. 9
p.to
p.12
p.18
p.21
p.22
p.23
Nomenclature
Preliminary Preparations
1. Loading the Batteries
Use four, new, size-AA alkaline (LR6) or
Nl-Cd batteries. Carbon-zinc batteries may
also be used, but their life is shorter. Wipe
the battery terminals with a clean, dry cloth
to ensure proper contact.
1) Slide the battery chamber cover down In
the direction of the arrow to open.
2) Load the batteries so that their terminals
face In the directions indicated by the
diagram inside the battery chamber.
3) Finally, push the cover completely down
and slide it back to close.
• When the batteries become exhausted, replace
all four at the same time with the same brand.
> Remove the batteries if you do not expect to use
the flash unit for about three weeks or longer.
> Battery performance deteriorates in cold
temperatures below 0'’C/32°F so please keep
the batteries warm until just before use. For
best results, use fully-charged Ni-Cd batteries in
cold temperatures below 0°C/32°F
' When using Ni-Cd batteries, please note that
various brands have different types of ter
minals. Be sure to use a suitable type.
Recharge Ni-Cd batteries according to the
manufacturer's instructions.
2. Mounting the Flash on the Camer;
1) Loosen the lock nut and slide the flash
unit into the camera's accessory shoe.
To ensure correct electrical contact,
make sure it is pushed in all the way.
2) Tighten the lock nut.
3. Ready Lamp and Test Firing
Turn the main switch ON (“I" mark) and wait
for the ready lamp to light up To test func
tioning, press the ready lamp after it has lit
and if the flash fires it is in proper working
order
• If the camera is turned on, test firing does not
function.
• Flash charge is also confirmed by the
mark in the viewfinder.
• When the shutter button is pressed halfway, the
flash head position automatically adjusts (see
p9)
SE (Save-Energy) Function
O &M>
I
_______
i
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Turn the main switch OFF (“O" mark) when
flash photography is finished to prevent un
necessary battery consumption. The
Speediite 300EZ has a built-in SE (SaveEnergy) function that automaticaily turns off
power when the flash is not used for approx
imately five minutes (test firing, preflash,
etc.). Press the shutter button halfway down
to re-start the flash.
• For interval flash photography, attach the
Technical Back E and set the mode to the inter
val timer or self-timer. The flash charge starts
automatically one minute before shutter
release.
Rapid-Fire Flash Capability
«=► A O
^
A A
To help capture an unexpected moment in
flash photography, the Speedlite 300EZ has
rapid-fire flash capability, a short flash
recycling time, previously impossible with
any other SLR system.
When charged, the color of the ready lamp
changes as follows:
(1) Yellow-green — Indicates the unit in
(2) Red — indicates the unit is fuily-
charged.
• See the guide number table for rapid-fire
fiash status on p.23.
Replace with new batteries if the yeliowgreen lamp does not light for 10 seconds
after the main switch is turned on.
rapid-fire flash status,
but fires for correct ex
posure.
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