Set the power switch to <on, Check that the flash is ready, Turn on the power switch – Canon 580EX User Manual
Page 12: About quick flash, About auto power off
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Turn on the Power Switch
Set the power switch to <ON>.
► The flash will start recycling.
Check that the flash is ready.
•
The pilot lamp will first turn green (ready for
quick flash), then red (fuliy recycled or flash
ready).
•
To fire a test flash, press the pilot lamp.
About Quick Flash
Quick Hash enables a fiash to be fired before flash-ready, when the pilot lamp
is still green.
Although the Guide No. will be 1/6 to 1/2 that of the full output, quick flash is
effective for near subjects and when you want a shorter recycle time,
Set the drive mode to Single, Quick flash cannot be used in the continuous
shooting, FEB, manual Hash, and stroboscopic flash modes.
About Auto Power Off
To save battery power, the power wilt turn off automatically after 90 sec. of
idle use. To turn on the Speedlite again, press the shutter button halfway.
Or press the Speedlite's test firing button.
[3
• A test firing cannot be fired while the camera's operation timer
i
2
j
4 or is active.
• The Speedfite's settings will be retained In memory even after the power Is turned oft.
To retain the Speedlite’s setiin^s vitien you replace the batteries, replace the batteries
w№in 1 minute after turning off the power.
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