TA Triumph-Adler LP 4022 - Manual (Page 10)

viii OPERATION GUIDE
Safety information
Laser safety
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 Radiation Control for Health and
Safety Act of 1968. This means that the printer does not produce
hazardous laser radiation. Since radiation emitted inside the printer is
completely confined within protective housings and external covers, the
laser beam cannot escape from the printer during any phase of user
operation.
Laser notice
This printer is certified in the U.S. to conform to the requirements of DHHS
21 CFR Subchapter for Class I (1) laser products, and elsewhere is
certified as a Class I laser product conforming to the requirements of IEC
825.