Lexmark W810 安装指南

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页码 198
172
Notices
Laser notices
The following laser notice label may be affixed to this printer as 
shown: 
Class 1 laser
statement label
Laser notice
The printer is certified in the U.S. to conform to the requirements of 
DHHS 21 CFR Subchapter J for Class I (1) laser products, and 
elsewhere is certified as a Class I laser product conforming to the 
requirements of IEC 825.
Class I laser products are not considered to be hazardous. The 
printer contains internally a Class IIIb (3b) laser that is nominally a 
5 milliwatt gallium arsenide laser operating in the wavelength region 
of 770-810 nanometers. The laser system and printer are designed 
so there is never any human access to laser radiation above a Class I 
level during normal operation, user maintenance, or prescribed 
service condition.