Back view
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1. Loudspeaker volume adjustment
2. Jumpers (see table in the Programming section).
3. SCS/BUS connection
4. Connection of the door lock and door lock release pushbutton
5. Additional power supply
6. Configurator socket
7. MiniUSB connector for the connection to the PC
8. Microphone volume adjustment
Vandal-resistant entrance panel
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Installer manual
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