Canon W7250 - Manual (Page 119)

Moving the Printer
7
4-7
7
Lock all ink tank covers, then close the right cover.
“Ink Draining..” is displayed and ink in the tubes is drawn off. This requires
about 9 minutes.
After the tubes are drained, “Turn Power Off!” is displayed.
8
Press and hold the Power button for 3 seconds to switch the printer
off, disconnect the power cord and ground wire, then disconnect the
interface cable.
9
Open the tray and pull out the roll media tray.
10
Remove the roll holder.