Conventions used in this booklet – Canon Speedlite 420EX User Manual

Page 3

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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 9 to

30 and 39 to 53.

If you have a Type-B camera, read pages 9 to 16 and 31 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 or dial, see "Nomenclature" on page 8. The following

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

O

: Full Auto

p

; Program AE

Av

: Aperture-priority AE

Tv

: Shutter speed-priority AE

M

: Manual

• The ((S16) icon indicates that the respective function remains in

effect for 16 sec. after the relevant button is released.

• Reference page numbers are indicated in parentheses as

follows: (^page ■)

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