Canon EOS C500 Instruction Manual page 190

Troubleshooting
Shot Mark Error
- Could not add a shot mark. If the message appears in
add the mark in
and then back on. Then, try to add the mark again.
190
System error
- Turn off the camera and back on again. If this does not solve the problem, there may be a malfunction with the camera.
Consult a Canon Service Center.
Temperature too high The fan will be activated
- The camera's internal temperature has risen while the camera is in
to [Automatic]. Select [OK] to activate the cooling fan.
This photo cannot be displayed
- You may not be able to display photos taken with other devices or image files created or edited on a computer.
mode after you finish recording. If the message appears in
mode, try adding the mark again. If that does not work,
mode and [Other Functions] > [Fan] is set
mode, turn off the camera