Pentax K-50 Operating Manual page 279

Problem
The Shake
Reduction function
is off
The focal length is
not set
Shake
Shutter speed is too
Reduction does
low for the Shake
not work
Reduction function
to be effective when
panning or shooting
night scenes, etc.
The subject is too
close
Cause
Turn the Shake Reduction function on.
(p.116)
If a lens for which the focal length
information cannot be obtained is used,
set the focal length in the [Input Focal
Length] screen. (p.264)
Turn off the Shake Reduction function
and use a tripod.
Move away from the subject, or turn off
the Shake Reduction function and use a
tripod.
Remedy
277
10