Headset Interface - Avaya T3 IP Service Manual

2 Service Operations

2.29.5.2 Headset interface

The permissible links for T3 IP Comfort and T3 IP Classic telephones, AEI / headset and
headset link have a headset interface. The T3 IP Compact telephone has this interface al-
ready built–in.
Headsets HSG 21, 22, 23 and HSG 24 Multiset can be connected. Other headsets must not
be connected.
Headsets HSG21, 21 22, 23 or HSG 24 Multiset require a coiled cable WE4–to–QD (Quick
Disconnect) (part number: 4.999.077.349) for connection to the HSG interface of the head-
set link. The cable is supplied with the HSG module 2 and can be used if required.
1 2 3 4
Loudspeaker interface (view of the link socket)
4.999.099.262 - 07/07
1 HK–
2 MIC
3 MIC+
4 HK+
2.29 Links and acessories
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