Canon Pixma MX series: MX318,MX850,MX7600,etc
In social club to come across service means of Canon Pixma MX308, delight read carefully the next procedure.
- Plug inward ability cable
- In OFF condition, press as well as hold STOP/RESET button
- Press as well as concur POWER button
- Release STOP/RESET button
- Press STOP/RESET button twice inward a row
- Release POWER button
In this state, the printer has been already inward Service Mode as well as y’all tin access approximately service actions from here.
Source: Service Manual