Dell 1600n Multifunction Mono Laser Printer User Manual
Page 185
The equipment should draw power from a socket with an attached protection circuit (a 3-prong socket). All
equipment that works together (computer, monitor, printer, and so on) should have the same power supply
source.
The phasing conductor of the room's electrical installation should have a reserve short-circuit protection
device in the form of a fuse with a nominal value no larger than 16 amperes (A).
To completely switch off the equipment, the power supply cable must be removed from the power supply
socket, which should be located near the equipment and easily accessible.
A protection mark "B" confirms that the equipment is in compliance with the protection usage requirements
of standard PN-EN 55022.