Dell 1710/n Mono Laser Printer - Manual (Page 112)

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.
NOM Information (Mexico Only)
The following information is provided on the device(s) described in this document in compliance with the
requirements of the official Mexican standards (NOM):