Canon PowerShot SX1 IS User Manual page 241

Camera screen is black at start-up.
Incompatible image has
been selected as the
startup image in the My
Camera settings.
Horizontal lines appear across the screen.
Display flickers when shot
under fluorescent lighting.
Images appear distorted.
The subject was moving
too quickly.
appears.
A slow shutter speed has
likely been selected
because of insufficient
lighting.
Change the start-up image in the My
Camera settings (p. 234) or use the
supplied software program
ZoomBrowser EX or ImageBrowser to
restore the default settings. See
ZoomBrowser EX/ ImageBrowser
Software User Guide (PDF).
Depending on the lighting during
shooting, horizontal lines may appear
in images. This is not a camera
malfunction. (The lines are recorded
in movies, but not in still images.)
This is related to the speed at which
the image sensor is able to process
signals, and is not a camera
malfunction. (The distortion is
recorded in movies, but not in still
images.)
Set the IS Mode to any setting other
than [Off] (p. 84).
Raise the ISO speed (p. 86).
Use the Auto ISO Shift (p. 87).
Set the flash to any setting other than
(flash off) (p. 72).
Set the self-timer and secure the
camera to something, such as a tripod
(p. 75).
If you have an externally mounted
flash, attach it (p. 270).
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