Dss Module - Avaya T3 IP Service Manual

2 Service Operations

2.29.7.4 DSS module

You can connect an external DSS Module (Direct Station Select) to the telephones T3 Com-
fort and T3 Classic.
Up to two DSS modules can be connected to the AEI interface of the AEI / Headset links.
You can connect further additional devices operating on the Y protocol to the last DSS mod-
ule: switching–contact module or to the AEI X/Y interface e.g. a headset or second receiver.
DSS extension module
to power
supply unit
more additio-
nal devices (if
necessary
4.999.099.262 - 07/07
Connecting the DSS modules
(view from below)
DSS module
to link AEI in-
terface
2.29 Links and acessories
Page 231