Headset Adapters

Headset Adapters

Two adapters are available to allow the use of standard headsets with voice terminals connected to the DEFINITY, System 75 and System 85 switches. The 500A and the 502A Headset Adapters are identical in appearance, operation, and function but different in internal circuitry.

Applications

The 500A and 502A headset adapters can be used with the DEFINITY G1, G2, G3, System 75, and System 85. The 500A adapter can be used with single-line Models 7103A, 7102A, and 7102A Plus and multi-appearance Models 7203H, 7205H, 7403D, 7405D, 7406D, 7406BIS,

7406 Plus, Enhanced 7407D, 7407 Plus, 7410D, 7410 Plus, 7434D, 7444, 8403, 8410, 8434, and 8102 voice terminals/telephones and the 6508, 7505, 7506, 7507, 8503T, 8510T, and 8520T ISDN terminals. The 502A adapter is intended for use with multi-appearance Models 7303S and 7305S voice terminals only.

Physical Description

Features

On/Quiet Switch

This dual-purpose switch is used to:

Turn on the adapter connecting the headset to the voice terminal. Pressing the On switch is equivalent to going off-hook with the handset.

Disable the transmitter of the headset temporarily for privacy.

Off Switch

Turns off the adapter and disconnects the headset. Pressing the Off switch is equivalent to going on-hook with the handset.

Headset jack

Used to connect the double phone plug of the headset.

Headset Light

Indicates when the headset is active.

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AT&T System 85 manual Headset Adapters, On/Quiet Switch, Off Switch, Headset Light