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Canon 550EX User Manual

Page 62

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Wireless E-TTL Autoflash With Flash Ratio OFF

H Check for the following icons on the

■ master unit’s LCD panel:

• ETTL

displayed

. ■¡fan«» not displayed

displayed

p Make sure the master unit’s pilot

^ lamp is lit and the slave units are

ready.

3

Press the pilot lamp to test the

wireless transmission.

4

Focus the subject and take the

picture.

The master unit can also be set for bounce flash.
With master flash OFF, you can use one slave unit as a wireless off-camera

Speedlite,

Any number of slave units can be used
The flash ratio can also be changed by changing the distance of the slave units to

Ihe

subject. With the EOS-3, you can use the modeling flash to check the lighting effects,

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