Enter Service Mode Canon Pixma MX308

Applicable Models:
Canon Pixma MX series: MX318,MX850,MX7600,etc

In order to enter service mode of Canon Pixma MX308, please read carefully the following procedure.

PROCEDURE

• Plug in power cable
• In OFF condition, press and hold STOP/RESET button
• Press and hold POWER button
• Release STOP/RESET button
• Press STOP/RESET button twice in a row
• Release POWER button

In this state,the printer has been already in Service Mode and you can access some service actions from here.

Source: Service Manual