Sony ILCA-77M2 - Manual (Page 195)

If any filter or hood is used, take it off and try shooting again. Depending on the thickness of the filter
and improper attachment of the hood, the filter or the hood may partially appear in the image. The
optical properties of some lenses may cause the periphery of the image to appear too dark
(insufficient light). You may compensate for this phenomenon with [Shading Comp.].
[290] Troubleshooting Troubleshooting Shooting still images/movies
The image is blurred.
Make sure that [SteadyShot] is set to [On].
The picture was taken in a dark location without the flash, resulting in camera-shake. The use of a
tripod or the flash is recommended. [Hand-held Twilight] in [Scene Selection] is also effective in
reducing blur.
[291] Troubleshooting Troubleshooting Shooting still images/movies
The LCD screen darkens after a short period of time
passed.
If you do not operate the product for a certain period of time, the product switches to the power-save
mode. The product exits power-save mode when you perform operations such as pressing the shutter
button halfway.
[292] Troubleshooting Troubleshooting Shooting still images/movies
The flash takes too long to recharge.
The flash has been fired in succession in a short period. When the flash has been fired in succession,
the recharging process may take longer than usual to avoid overheating of the camera.
[293] Troubleshooting Troubleshooting Shooting still images/movies
The control dial does not work.