Canon imagePROGRAF PRO-300 13" Photographic Inkjet Printer - Manual (Page 595)

Printer Does Not Turn On
Check1 Press ON button.
Power Supply
Check2 Make sure power plug is securely connected to printer, and then turn on again.
Check3 Unplug printer, leave it for at least 2 minutes, and then plug it back in and turn
on again.
If this does not solve the problem, contact your nearest Canon service center to request a repair.
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