Canon 0585C006 Instruction Manual page 76

a: Fully Automatic Wireless Flash Shooting
If there is a fluorescent light or computer monitor near a receiver unit, the
presence of the light source may cause the receiver unit to malfunction and
fire inadvertently.
The receiver flash coverage is set to 24 mm. You can also set the flash

coverage manually.
If the receiver unit's auto power off takes effect, press the sender unit's

test flash button to turn on the receiver unit.
76
Check that the flash is ready.
6
When the receiver flash is ready, the

AF-assist beam emitter blinks with
approx. 1-second intervals.
Check that the sender unit's flash-

ready lamp is lit.
Check the performance.
7
Fire a test flash from the sender unit.

 The receiver unit fires. If it does not
fire, check that it is placed within the
transmission range (p.72).
Take the picture.
8
Set the camera and take the picture

in the same way as with normal flash
shooting.