Canon POWERSHOT SD770IS DIGITAL ELPH User Manual page 184

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The camera moves when ® Confirm the procedures in
the shutter button is "[] appears" (p. 160).
pressed.
AF-assist Beam is set to ® n dark places where it is difficult for
[Off]. the camera to focus, the AF-assist
Beam will emit to assist focusing. As
the AF-assist Beam will not function
when turned off, set it [On] to activate
it (p. 51). Take care not to obstruct
the AF-assist Beam with your hand
when used.
Subject is out of focal ® Shoot with the subject at the correct
range, focusing distance (p. 204).
® The camera may be set to an
unintended function (such as Macro).
.................. Cancel the setting. ........
The subject is hard to focus ® Use the focus lock or AF lock to
on. shoot (p. 92).
Insufficient light for ® Set the flash to [] (Flash on) (p. 62).
shooting.
The subject is ® Set the exposure compensation to a
underexposed because the positive (+) setting (p. 95).
surroundings are too bright. ® Use the AE Lock or spot metering
functions (pp. 93, 96).
Subject is too far away for ® Shoot with the subject within the
flash to reach, correct flash range when using the
built-in flash (p. 205).
® Raise the ISO speed and then shoot
(p. 69).