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Specifications  

 

 

Ring relay contact 

Normally open, max 50 mA 30 V 

Call status relay contact 

Normally open, max 50 mA 30 V 

 
Record audio level (RJ12 jack) 

 

Nominal -12dBm, 600 Ohm 

Record audio level (3.5mm jack)

Nominal -52 dBu, microphone level 

 

Operating T emperature 

Humidity 

 
Dimensions (H x W x D) 

Weight  

Compatibility 

 

0 °C  to 50°C, (32°F to  122°F)  

5% to 95% Relative Humidity 

 

1.25 x 3.75 x 4.65 inches 

3.2 x 9.5 x 11.8 centimeters 

 

4oz,104g 

 

M3902*, M3903*, M3904*, M3905* 

*  equipped with 3900 series ACM and power supply  

External Alerter and Recording Interface Installation And Application Guide

10 

Summary of Contents for 3902

Page 1: ...3900 Series Digital Deskphone External Alerter and Recording Interface Installation and Application Guide External Alerter and Recording Interface Installation And Application Guide 1 ...

Page 2: ...ure compliance with local laws concerning the recording of conversations CONCERNING SAFETY EXPOSED WIRING The External Alerter and Recording Interface outputs are not rated for connection to exposed wiring that may potentially receive hazardous voltages Therefore any wiring connected to the External Alerter and Recording Interface may not run outside of a building External Alerter and Recording In...

Page 3: ...rnal Alerter and Recording Interface can vary with handset headset or hands free L evels may also vary between local and remote speech and between users For this reason voice recorders wi th ALC automatic level control circuitry will provide the best quality recordings and uniform recorded speech l evel This is especially true for recording hands free conversations which can provide the greatest r...

Page 4: ...ctors are provided on the back of the External Alerter and Recording Interface cartridge as shown in Figure 1 0 There is no need to disconnect the power supply from the telephone prior to insertion or extraction of the Meridian External Alerter and Recording Interface cartridge Figure 1 0 External Alerter and Recording Interface Installation And Application Guide 4 ...

Page 5: ...cted 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 the call status relay contacts b...

Page 6: ...and Recording Interface through the RJ12 jack Avaya Figure 2 0 Note Such as 1825P Duet Plus from Algo Communication Products Ltd or equivalent For more information www algo ca or 604 454 3790 External Alerter and Recording Interface Installation And Application Guide 6 ...

Page 7: ...Application Example 2 Desk top voice recording Figure 3 0 External Alerter and Recording Interface Installation And Application Guide 7 ...

Page 8: ...re 4 0 Note Such as 1126P Strobe Li ght or 1127P Desktop Visual Alerter shown from Algo Communication Products Ltd or equivalent For more information www algo ca or 604 454 3790 External Alerter and Recording Interface Installation And Application Guide 8 ...

Page 9: ...Application Example 4 Remote voice recording using Call Status Figure 5 0 External Alerter and Recording Interface Installation And Application Guide 9 ...

Page 10: ...vel 3 5mm jack Nominal 52 dBu microphone level Operating T emperature Humidity Dimensions H x W x D Weight Compatibility 0 C to 50 C 32 F to 122 F 5 to 95 Relative Humidity 1 25 x 3 75 x 4 65 inches 3 2 x 9 5 x 11 8 centimeters 4oz 104g M3902 M3903 M3904 M3905 equipped with 3900 series ACM and power supply External Alerter and Recording Interface Installation And Application Guide 10 ...

Page 11: ...let 2 Ensure that the External Alerter and Recording Interface is completely inserted and the release latch is engaged 3 If using the RJ12 jack ensure that the modular cord contains 6 wires If using the 2 5mm or 3 5mm jacks ensure that the plugs are fully inserted External Alerter and Recording Interface Installation And Application Guide 11 ...

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