Brother HL-4200CN - Manual (Page 150)

7 - 24 ROUTINE MAINTENANCE AND CONSUMABLE REPLACEMENT
2
Disconnect the power cord, interface cable, and any
other cables.
WARNING
Never touch a power cord with wet hands. This
constitutes an electric shock hazard.
Caution
When unplugging the printer, grasp the plug instead
of the power cord. Forcibly pulling the power cord can
damage it and cause fire or electric shocks.
3
Gently pull out the paper tray until it stops.
4
Hold the tray with both hands, lift the front slightly
and pull it completely out of the printer.
5
Remove the paper from the paper tray, and store it
in a dry, dust-free place.