Lexmark 4I3 - Manual (Page 12)

not responsible for any radio or television interference caused by
using other than recommended cables and connectors or by
unauthorized changes or modifications to this equipment.
Unauthorized changes or modifications could void the user's
authority to operate the equipment.
This device complies with Part 15 of the FCC Rules. Operation is
subject to the following two condition: (1) this device may not cause
harmful interference, and (2) this device must accept any
interference received, including interference that may cause
undesired operation.
Canadian Department of Communications Compliance
Statement
This equipment does not exceed Class A limits per radio noise
emissions for digital apparatus, set out in the Radio Interference
Regulation of the Canadian Department of Communications.
Operation in a residential area may cause unacceptable interference
to radio and TV reception requiring the owner or operator to take
whatever steps are necessary to correct the interference.
Avis de conformité aux normes du ministère des
Communications du Canada
Cet équipement ne dépasse pas les limites de Classe A d’émission
de bruits radioélectriques pour les appareils numériques, telles que
prescrites par le Réglement sur le brouillage radioélectrique établi
par le ministére de Communications du Canada. Léxploitation faite
en milieu résidentiel peut entraîner le broulliage des réceptions radio
et télé, ce qui obligerait le propriétaire ou l’opérateur à prendre les
dispositions nécessaires pour en éliminer les causes.
United Kingdom Telecommunications Compliance Act
This equipment is approved under approval number
NS/G/23/J/100003 for indirect connections to the public
telecommunications systems in the United Kingdom.
x User’s Guide