Avaya 3902 Installation And Application Manual page 5

Installation (Cont'd)
1. The RJ12 modular jack provides access to all three output signals and is
intended for wiring connection to remotely located equipment (not on the
desktop). Connections are as follows:
Position
3, 4 center pair
2, 5 2 pair
nd
1, 6 3 pair
rd
No wiring connected to The External Alerter and
Recording Interf ace is permitted to go outside of a building for
safety purposes.
2. The center round connector is a 3.5 mm audio jack that provides the record
audio signal between tip and sleeve at a reduced level for connection to the
mic input of a desktop voice recorder.
3. The smaller round connector is a 2 .5 mm jack that provides th e call status
relay contacts between tip and sleeve for activation of a desktop voice recorder or
connection to a call in progress indicator lamp.
External Alerter and Recording Interface Installation And Application Guide
Wire color
Green, Red
Black, Yellow
White, Blue
Function
Call status relay contact
Record audio (line level)
Ring relay contact
5