Canon MG3500 Series Online Manual page 96

The machine cannot print unless both the color FINE cartridge and black FINE
cartridge are installed. Be sure to install both cartridges.
6. Close the paper output cover (H).
Note
If the Alarm lamp lights or flashes orange after the paper output cover is closed,
take appropriate action.
If an Error Occurs
When you start printing after replacing the FINE cartridge, the machine starts
cleaning the print head automatically. Do not perform any other operations until the
machine completes the cleaning of the print head.
If the print head is out of alignment, as indicated by misaligned printed ruled lines or
similar symptoms, adjust the print head position.
Aligning the Print Head
The machine may make noise during operation.
96