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Troubleshooting Guide
392
If the card’s writing speed is slow, movie shooting may stop
automatically. Use an SD Speed Class 6 “ ” or faster card. To
find out the card’s reading/writing speed, refer to the card
manufacturer’s Web site, etc.
If the movie shooting time reaches 29 min. 59 sec., the movie shooting
will stop automatically.
In shooting modes other than <a>, the ISO speed is set
automatically. In the <a> mode, you can freely set the ISO speed
(p.238).
If you change the shutter speed or aperture during movie shooting, the
changes in the exposure may be recorded.
Zooming the lens during movie shooting can cause changes in the
exposure regardless of whether the lens’s maximum aperture changes
or not. The changes in the exposure may be recorded as a result.
If you move the camera to the left or right quickly (high-speed panning)
or shoot a moving subject, the image may look distorted.
Flickering, horizontal stripes (noise), or irregular exposures can be
caused by fluorescent lighting, LED lighting, or other light sources
during movie shooting. Also, changes in the exposure (brightness) or
color tone may be recorded. In the <a> mode, a slow shutter speed
may reduce the problem.
Movie shooting stops by itself.
The ISO speed cannot be set for movie shooting.
The exposure changes during movie shooting.
The subject looks distorted during movie shooting.
The image flickers or horizontal stripes appear during
movie shooting.