Canon Pixma MG3550 Online Manual page 679

The auto power on/off function is enabled hereafter. When you want to disable this function, select Disable from
the list according to the same procedure.
Note
■ When the machine is turned off, the status monitor message varies depending on the Auto Power On setting.
When the setting is Enable, "Printer is standing by" is displayed. When the setting is Disable, "Printer is offline" is
displayed.
Important
■ If you connect this machine to a network and use it, you can set Auto Power Off but the power will not switch off
automatically.
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