Algo Application Notes for Nortel Norstar, BCM, CS 1000, Analog, IP
Algo Application Notes for Nortel Norstar, BCM, CS 1000, Analog, IP
Algo Application Notes for Nortel Norstar, BCM, CS 1000, Analog, IP
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APPLICATION NOTEAN-0604May 2000In-Use Indicator <strong>for</strong> M3902, M3903 &M3905For M3902, M3903, and M3905Meridian 1 TelephonesThere are two options <strong>for</strong> activating a Visual Alerter when the M3900 series digital telephone is in use.1. MEARIThe first is to utilize the MEARI (Meridian External Alerter andRecording Interface) accessory available from <strong>Nortel</strong> Networks.This option allows the use of a headset. See <strong>Application</strong> NoteAN-0512 on page 38 <strong>for</strong> more in<strong>for</strong>mation on MEARI.Diagram 1: Using MEARI InterfacePBXM3902/3903/3905with MEARIRequirements• MEARI, ACM, and Power (From <strong>Nortel</strong>)• 1127P Visual Alerter or 1126P Strobe Light2. 4100 AuxBoxA second option is to use the 4100 AuxBox to monitor the digitalsignals to the telephone and to provide a dry-contact closureduring in-use to activate a Visual Alerter. Please refer to Diagram2.Requirements:• 4100 AuxBox• 1127P Desktop Visual Alerter or 1126P StrobeLightLearn More• Overview of Visual In-Use Indication (See <strong>Application</strong>Note AN-0610 on page 51)1127P DesktopVisual AlerterDiagram 2: Using AuxBoxPBXCordincludedM3902/3903/39054100AuxBox1127P DesktopVisual Alerter<strong>Algo</strong> Communication Products Ltd. 45 www.algosolutions.com1-877-884-2546 (USA & Canada) (604) 454-3790
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