AT&T AT&T manual Multiline Voice Terminal Connection Information, Voice Terminal Adjuncts

Models: AT&T

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Multiline Voice Terminal Connection Information

Detailed connection information is provided in the following figures:

Figure 4-24—On-Premises 7300H Series Multiline Voice Terminal Connections

Figure 4-25—Off-Premises 7300H Series Multiline Voice Terminal Connections

Figure 4-26—Ten Button MET Set Connections

Figure 4-27—Stand-Alone Remotely Powered Voice Terminal Connections

Descriptions of the Station Interconnect Panel (SIP), Trunk Access Equipment (TAE), and associated cables and adapters, as shown on the figures, are provided under the heading “Connectivity” later in this Section.

Maximum cabling distances from the system cabinets to multiline voice terminals is provided in Section 5, “Technical Specifications.”

Feature Operations

Refer to Multiline Terminal User Guide (555-520-703) for information about feature operation.

Voice Terminal Adjuncts

The following adjuncts and associated power supplies are supported:

MET Headset Adapter (for 10 - Button MET Sets); refer to “Headset Adapter Adjunct” in Section 2.

500A/502A Headset Adapter (for 12-Button MET Sets and MERLIN voice terminals,

respectively); refer to “Headset Adapter Adjunct” in Section 2.

4A Speakerphone System (for 10-Button MET Sets); refer to “Speakerphone Adjunct” in Section 2.

S101A/S102A Speakerphone (for 12-Button MET Sets and MERLIN voice terminals,

respectively); refer to “Speakerphone Adjunct” in Section 2.

55A1 Key (Ground Start Button)

A 55A1 Ground Start Button is required to obtain dial tone for each Power Failure Transfer (PFT) station that is connected to a ground start trunk.

Acoustic Coupler

An Acoustic Coupler (349A Adapter) can be used with the 7300H series voice terminals and MET sets. The coupler provides acoustic coupling between the handset and acoustic modems.

AT&T Answer-Record 2500

The

Answer-Record 2500 (PEC 3121-050) or Code-A-Phone 2540 (PEC 3121-040) can

be

used as an adjunct (using a 267A “T” Adapter) to single-line voice terminals.

Note, that when an answering

device is bridged on to a ZTN78 Tip Ring Line CP port,

the

combined adjunct/terminal

REN must not exceed 1.20 A/B.

Z34A Message Waiting Indicator

The Z34A Message Waiting Indicator provides a message waiting indication at single-line sets. The indicator can be used with 2500 series voice terminals that do not have message waiting lamps.

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AT&T AT&T manual Multiline Voice Terminal Connection Information, Voice Terminal Adjuncts