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Window Intercom System

Amplifier

STS-A31H

Setup Guide

November 2020

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Содержание STS-A31H

Страница 1: ...Window Intercom System Amplifier STS A31H Setup Guide November 2020 ...

Страница 2: ...oting Engineers Mode 3 3 4 5 6 Contacta has a policy of continuous product development and therefore small specification changes may not be reflected in this manual Images labels packaging accessories and product colours are subject to change without notice ...

Страница 3: ...Increase and decrease Settings On Off Rear Amplifier Connections Connections Trim the cables if necessary apart from the power supply to the required length to connect to the back of the amplifier Bare approximately 6mm of the cable ends to connect to the 2 pin plugs If removing any green connectors for feeding cables through holes ensure all are refitted at the correct polarity before connection ...

Страница 4: ...and Volume Out to a comfortable level for the environment Press and hold the Volume In or buttons to increase or decrease the level The corresponding LED bar will show the volume setting 6 Ensure any staff loudspeaker unit is as close to staff as possible 7 Check the amplifier is fully functional by ensuring the red fault light is NOT showing on the front The Amplifier is now set up Setup Fault Di...

Страница 5: ...edback 1 Internal volume gain set to high 2 Microphone positioned too close to speaker 1 Access the amplifier engineers mode to adjust the internal settings 2 Move the microphone to a location further from the speaker Unit does not go into power saving mode 1 Ambient noise in area is too high 1 Switch off any air con systems desktop fans and or computers to reduce ambient noise Factory Default Set...

Страница 6: ...The amplifier will automatically exit engineers mode if no buttons are pressed for 2 minutes There are 3 editable setup areas in engineers mode You will always enter setup area 1 first The green Volume In LED bar will flash to indicate which setup area you are in Setup Area 1 Maximum Volume Adjustment LED 1 flashes Setup Area 1 allows you to adjust the Volume In and Volume Out levels to further op...

Страница 7: ...dback on a window intercom system Feedback occurs when the overall setting of both volume controls is too high The ducking system works by detecting which microphone in the conversation is being used and temporarily reducing the volume setting Increase ducking level Decrease ducking level Ducking on Ducking off Increase drive Decrease drive The drive levels should be adjusted so the red LED 8 is i...

Страница 8: ...www contacta co uk sales contacta co uk 44 0 1732 223900 Technical Support Ext 5 Further information is available on our website and our YouTube channel Window Intercom STS A31H Amplifier Setup Video ...

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