Canon Power Shot A400 User Manual page 119

Problem
Shots are blurry or The camera was moving when you
unfocused. took the shot.
Autofocus function hampered by
obstruction to AF-assist beam.
The AF-assist beam is set to [Off].
The subject was outside the range
over which the camera can focus.
The subject is difficult to focus on.
The subject comes Insufficient light for shooting.
out underexposed
The subject is darker than the
(too dark).
surroundings.
The subject is beyond the range of
the flash.
Cause Solution
Hold the camera steady when shooting.
Be careful not to block the AF-assist beam
flash part with a finger or other object.
Turn the [AF-assist beam] setting [On] (p. 65).
Ensure that there is at least 47 cm (1.5 ft.)
between the camera lens and subject.
When shooting subjects within the 5 to 47 cm
(2.0 in. - 1.5 ft.) wide angle range or the 30 to
47 cm (1.0 - 1.5 ft.) telephoto range, use Macro
mode.
When shooting distant subjects, set the camera
to infinity mode.
Use the Focus Lock when shooting (See Using
the Focus Lock (p. 73)).
Set the flash on.
Set exposure compensation to a positive value
or use the spot metering function.
When flash is used, the distance between lens
and subject should not exceed 2.0 m (6.6 ft.)
(W/T).
Raise the ISO speed (See Changing the ISO
Speed (p. 79)).
Troubleshooting
117