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If a problem occurs, refer to this Troubleshooting Guide.
• Make sure the batteries are installed in the correct orientation. (p.5)
• If the <Q> lamp does not light after 30 seconds, replace the batteries with new ones. (p.5)
• Clean the electrical contacts of the Speedlite and the camera.
• You were too close to the subject. Keep at least 1 m/3.3 ft. away from the subject.
• If a lens hood is attached, remove the lens hood.
• When using Mount Adapter EF-EOS M, the light from the flash may be obstructed, making
the bottom of the picture dark.
• When the shooting mode is set to <
W
> mode for a dark scene, a slow sync speed is automatically
set, and the shutter speed also becomes slower. Use a tripod or set the shooting mode to <
V
>.
Troubleshooting Guide
The Speedlite does not fire.
The bottom of the picture looks dark.
The picture is really blurred.
C OPY