Canon imagePRESS C800 Series Technical & Service Manual page 58

Restart the host machine in service mode
2. Press [Go to the service mode]
3. The next screen will appear.
4. Press the [Sleep] button to reset the error.
5. From this point on you have the same situation as previously described (Restart host machine
in Service Mode).
NOTE
In some cases the system needs to reboot the engine (max. 2x) to reach the correct start-up
situation.
58 Chapter 5 - Start, shutdown and restart the system