Справочник Пользователя для AT&T System 85

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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.

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

conditions.

The 7507 display terminal is not FCC registered.

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