Canon SPEEDLIGHT 420ex User manual

Thank you for purchasing aCanon product.

The Canon Speedlite 420EX is an autozoom flash unit equipped with a

wireless sensor for E-TTL wireless autoflash.

*E-TTL stands for Evaluative-Through-The-Lens.

The features available with Speedlite 420EX depend on the EOS camera.

Refer to the table below to identify your camera type.

This instruction booklet has separate chapters for Type-A and Type-B EOS

cameras. After reading the first chapter applicable to both camera types,

read the respective sections that apply to your camera.

EOS-10, 1V,

3,060,030,

ELAN 7/7E, 30/33,

Type-A

Camera

E-TIL

ELAN II/ELAN

SO/SOE,

REBEL 2000/300,

SOON/REBEL

3000N/66/REBEL XSN,

IX,

7/IX Lite

Type-B Camera

TTL

All other EOS cameras other than the above.

Available 420EX Features with EOS Cameras

Available

Not available.

Feature

With

Type-A Cameras

With

Type-B Cameras

E-TTL autoflash 0X

TTL

autoflash X0

High-speed sync (FP flash) 0X

FE lock 0X

E-TIL

wireless

autoflash

with

mUltiple

Speedlites

Key to Symbols

oThe Caution symbol alerts you to actions to prevent flash

photography problems.

[i] The Note symbol gives additional information for basic operations.

~8-:

The Light bulb symbol offers helpful tips for operating the

...

Speedlite or for taking pictures.

Keep this instruction booklet handy for future reference.

Conventions Used in

this

Booklet.

This instruction booklet

has

separate chapters for Type-A and

Type-B cameras. If

you

have a

Type-A

camera, read pages

Hto

30 and 39 to 53.

If you .have aType-B camera, read pages 9to 16 and

to 53.

•The operation procedures in this instruction booklet assume

that the main (power) switch on the camera

and

420EX has

been turned on. Be sure to turn on the main switch before

proceeding.

•The icons in

the

text indicate the camera and 420EX's buttons

and dials and their settings. The icons in the text are the same

ones found on the camera and Speedlite. For the name of the

button

dial, see "Nomenclature" on page

The following

icons for the camera's picture-taking modes are also used:

o :Full Auto

p : Program AE

:Aperture-priority AE

:Shutter speed-priority AE

M : Manual

•The (016) icon indicates that the respective function remains in

effect

for 16sec. after the relevant button is released.

•Reference page numbers are indicated in parentheses as

follows: (-7page

Conventions Used

this Booklet. 3

Nomenclature 6

Installing the Batteries 10

Mounting the Speedlite 12

Wireless Selector 13

Main Switch 14

High-Speed Sync (FP Flash) Switch 14

Pilot Lamp and Test Firing 15

Flash Exposure Confirmation 15

Flash Coverage 16

AF-Assist Beam 16

Flash

Full Auto Mode 18

Flash

Other Picture-Taking Modes 20

High-Speed Sync (FP Flash) 25

Lock 27

Second-Curtain Synchronization 29

Modeling Flash 30

Contents

Flash

Full Auto Mode 32

Flash

Other Picture-Taking Modes 34

4(Advan.c.ed(

••.

FI·.~sb·i·l?hotographYi

••

(F()r

•.

Type.A.iand····.B

··Cllmeras)

Bounce Flash 40

Flash Exposure Compensation

.41

Multi-Speedlite System .42

Troubleshooting Guide .48

Major Specifications .49 4

Nomenclature

Front

.---------

Flash head

Wireless sensor

-------1'==;<'=1--

AF-assist beam emitter

--1'7--_

(~page

16)

Locking

pin(~page

12)

--J(~~~

¥---f-f--

Battery chamber

cover

(---7page

10)

('&-~~~-----

Locking collar

(~page

12)

Mounting foot

(---7page

12) ......J

'-----------

Contacts

(~page

12)

•The reference page

indicated

(~page

.).

•

the text, the 420EX's controls and settings are indicated with the corresponding

icons enclosed

brackets <>.

Nomenclature

Back

Horizontal bounce

release button

(~page

40)

---------,

<8>

Upward bounce release

button

(~page

40)

OFF.,

rON

~~~ltll-Main

switch

(~page

14)

.~mIEl=--___;:;:;__-~

<OFF>: Turns off the power.

<ON>:

Turns

the power.

E-TTL

• • ..-!-+-+--+-++---Autozoom position

,=========5~O~70~1~05~

indicators

(~page

16)

E-

TTL indicator

-------t---,

<PILOT>

Pilot lamp I

Test firing button

(~page

15)----""~~~~~~--::~5:.p

<~H>

High-speed sync

(FP

flash) •.,

switch

(~page

14)

----+\--------1ffl

;1)1

Flash exposure confirmation

-----'

lamp

(~page

15) <

CH.

>Channel button

(~page

43)

<GROUP>

Slave group (SLAVE

10)

---------'

button

(~page

43)

'------Wireless

selector

(~page

42)

This chapter helps you prepare for flash

photography with the 420EX.

BeforeYou Start

Installing the Batteries

Install one of the following types of batteries:

(1) Four size-AA alkaline batteries

(2) Four size-AA nickel-hydride batteries

Open

the battery chamber cover.

•Slide the battery chamber cover as

shown by arrow 1and flip it up as

shown by arrow

Insert the batteries.

•Make sure the +and -battery

contacts are properly oriented as

shown

the battery chamber.

Close the battery chamber cover.

•Close the cover and push it down

while sliding it as shown by arrow

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