Lexmark X820e Setup Guide - Page 36

Warning! This is a Class A product. In a domestic environment, this product may cause radio interference, in which case, the user may be required to take adequate measures. A declaration of conformity with the requirements of the directives has been signed by the Director of Manufacturing and Technical Support, Lexmark International, S.A., Boigny, France. This product satisfies the Class A limits of EN 55022 and safety requirements of EN 60950. Noise emission levels The following measurements were made in accordance with ISO 7779 and reported in conformance with ISO 9296. 1-meter average sound pressure, dBA Printing 54 dBA Idling 40 dBA Copying 56 dBA Scanning 53 dBA Telecommunications notices FCC rules Part 68 This equipment complies with Part 68 of the FCC rules. On the back of the control unit is a label that contains the FCC registration number and Ringer Equivalence Number (REN) for this equipment. If requested, this information must be provided to the Telephone Company. The REN is used to determine the quantity of devices which may be connected to the telephone line. Excessive RENs on the telephone line may result in the device not ringing in response to an incoming call. In most, but not all, areas the sum of the RENs should not exceed five (5.0). To be certain of the number of devices that may be connected to the line as determined by the REN, contact the telephone company to determine the maximum REN for the calling area. 28 Notices