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Conforming to the Class B limits
❐ DU-20 Duplexer
❐ EF-1 Envelope Feeder
❐ HS-20 Paper Handler/Stacker
❐ IB-3 AppleTalk Interface Board
❐ PF-20 Paper Feeder
❐ PF-20mini Paper Feeder
❐ PK-series KPDL Upgrade Kit
❐ SO-6 Sorter/Stacker
❐ ST-20 Bulk Paper Stacker
Interface connectors
Important note on the interface connectors
Be sure to turn off printer power before connecting or disconnecting an interface cable to the
printer. For protection against static discharge which may be applied to the printer’s internal elec-
tronics through the interface connector(s), keep any interface connector which is not in use capped
using the protective cap supplied.
☛ Use shielded interface cable.
Safety information
Laser safety
This printer is certified as a Class 1 laser product under the U.S. Department of Health and Hu-
man 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.
Introduction
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