AT&T System 85 manual display terminal is not FCC registered

ISDN 7507 Display Terminal

Terminating Resistor

A 440A4 Terminating Resistor adapter is required with the 7507 display terminal. The 440A4 can be located at the work location or in the satellite closet.

Power Failure Operation

The 7507 display terminal cannot be used as an emergency station during power failure transfer conditions.

FCC Registration

The 7507 display terminal is not FCC registered.

Hearing Aid Compatible

This voice terminal is compatible with the inductively coupled hearing aids prescribed by the FCC.

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