Safety Information 153
This printer is a page printer which operates by means of a laser. There is no possibility of danger from the
laser, provided the printer is operated according to the instructions in this manual.
Since radiation emitted by the laser is completely confined within protective housings and external covers,
the laser beam cannot escape from the machine during any phase of user ope ration.
This printer is certified as a Class 1 laser product under the U.S. Department of Health and Human
Services (DHHS) Radiation Performance Standard according to the Radiation Control for Health and
Safety Act of 1968. This means that the printer does not produce hazardous la ser radiation.
Internal Laser Radiation
Maximum Average Radiant Power: 4.68 µW at the surface of the OPC drum
Wavelength: 770–795 nm
This product employs a Class IIIb Laser Diode that has an invisible laser beam. T he Laser Diode and
Scanning Polygon Mirror are incorporated in the print head unit. T he print head is in the interior of the
printer in front of the toner cartridge. The laser beam is emitted from th e print head unit, and then is
radiated through the laser aperture to the interior of the printer.
The internal components of the print head unit are NOT A FIELD SERVICEABLE ITEM.
Therefore, the print head unit should not be opened under any circumstances.
Laser Caution For United States Users—CDRH Regulations
This printer is certified as a Class I laser product under the Regulation Performance Standard according to
the Food, Drug, and Cosmetic Act of 1990. Compliance is mandatory for laser products marketed in the
United States, and is reported to the Center for Devices and Radiological Health (CDRH) of the U.S. Food
and Drug Administration (FDA) of the Department of Health and Human Services (DHHS). This means that
the product does not produce hazardous laser radiation. The label s hown below indicates compliance with
the CDRH regulations and must be attached to laser products marketed in the United States.
Print head
unit
Laser
aperture