HP LaserJet Enterprise serie M4555 MFP - Manual (Página 377)

PRECAUCIÓN: Users should not attempt to make such connections themselves, but should contact
the appropriate electric inspection authority, or electrician, as appropriate. The Ringer Equivalence
Number (REN) of this device is 0.0.
Notice: The Ringer Equivalence Number (REN) assigned to each terminal device provides an indication
of the maximum number of terminals allowed to be connected to a telephone interface. The termination
on an interface may consist of any combination of devices subject only to the requirement that the sum
of the Ringer Equivalence Number of all the devices does not exceed five (5.0). The standard
connecting arrangement code (telephone jack type) for equipment with direct connections to the
telephone network is CA11A.
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