Canon EOS 80D - Manual (Page 494)

Troubleshooting Guide
494
 41 and 61 images cannot be processed with the camera. Use
Digital Photo Professional (EOS software) to process the image
(p.512).
 JPEG c, 1, 41, and 61 images cannot be resized or
cropped with the camera (p.395).
 If you selected [Clean nowf], the shutter will make a noise, but no
picture is taken (p.404).
 If you repeatedly turn the power switch <1> / <2> at a short
interval, the <f> icon may not be displayed (p.41).
I cannot process the RAW image.
I cannot resize or crop the image.
Sensor Cleaning Problems
The shutter makes a noise during sensor cleaning.
Automatic sensor cleaning does not work.