View source for Light Industrial Master Station with Loudspeaker - 1007080000

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[[image:1007080000.PNG|thumb|200px|Light Industrial Master Station]]

The '''Light Industrial Master Station''' is an analog intercom station. It is connected to an [[ASLT|ASLT line card]] in an [[AlphaCom XE7]], [[AlphaCom XE20]] or [[AlphaCom XE26]] server using 2 pairs of wires.

== Highlights ==
* Fully equipped splashproof master station with free access to all extensions and features
* Flame- and chip-resistant plastic casing. Key board foil of UV-cured PVC. Resistant to corrosive fluids
* Electret microphone and red microphone live lamp
* Screw terminals for easy connection of installation cables
* Built-in loudspeaker and possibility to connect an external speaker. Sound level adjustable with a potentiometer inside the station
* Built-in 10W (8 Ohm) VOX operated power amplifier for external loudspeaker
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== Connections ==
[[image:708x Connections.png|thumb|left|500px|]]
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For details on connection at the AlphaCom server side, see [[ASLT - AlphaCom Subscriber Line Board]]

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=== Private/Open setting ===
The jumper S1 determines if the station is in private or open mode.
* S1 in upper position: Open mode
* S1 in lower position: Private mode
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=== External loudspeaker  ===
'''External loudspeaker - Powered from the exchange:'''
* Connect an external 20 ohm loudspeaker to the '''L.SP.''' output
* Set the jumpers S5 and S9 in the lower position
* Adjust volume with RP2

'''External loudspeaker - Using the built-in 10 watt amplifier:'''
* Connect an external 8 ohm loudspeaker to the '''L.SP.''' output
* Set the jumpers S5 and S9 in the upper position
* Connect a 12VAC transformer as indicated in the above drawing
* Adjust volume with RP5
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=== Handset connection ===
When handset is connected, open shunt S8 and S11. <br>
[[File:7080_handset_conn.PNG|thumb|left|500px]]
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==== Handset troubleshooting ====
*'''Symptom:''' When an industrial station type 100 7080 000 is equipped with a handset there is a knows issue related to the handset operation: when the handset is replaced (on-hook) during conversation, the conversation does not cancel.
*'''Solution:''' A component must be changed on the station PCB; A100C01433, in order to make the converstion cancel. Change capacitor C14 (47µF/100V) to 4,7µF/63V. <br>
[[File:7080_handset_cancel.PNG|thumb|left|500px]]
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== Dimensional Drawing ==
[[File:1007080000-dimensions 0.jpg|600px]]
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== Related articles ==
* [http://www.zenitel.com/product/light-industrial-master-station Additional Documentation on Zenitel.com]

[[Category: Analogue 4-wire Stations]]