Light Industrial Master Station with Loudspeaker - 1007080000
From Zenitel Wiki
The Light Industrial Master Station is an analog intercom station. It is connected to an ASLT line card in an AlphaCom XE7, AlphaCom XE20 or AlphaCom XE26 server using 2 pairs of wires.
Contents
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
Connections
For details on connection at the AlphaCom server side, see ASLT - AlphaCom Subscriber Line Board
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
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
Handset connection
When handset is connected, open shunt S8 and S11.
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.