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Alpha Communications Duo Com DC-300 Installation & Configuration Manual
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Alpha Communications Duo Com DC-300 Installation & Configuration Manual

Ticket window intercom
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DC-300
Ticket Window Intercom
Installation & Configuration
Manual
Alpha Communications®
42 Central Drive
Farmingdale, NY 11735-1202
Phone: 631-777-5500
Fax: 631-777-5599
http://www.alphacommunications.com
Copyright©2020
AWD282 – Rev 1.0
Alpha Communications® All Rights Reserved
December 2020
1

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Summary of Contents for Alpha Communications Duo Com DC-300

  • Page 1 DC-300 Ticket Window Intercom Installation & Configuration Manual Alpha Communications® 42 Central Drive Farmingdale, NY 11735-1202 Phone: 631-777-5500 Fax: 631-777-5599 http://www.alphacommunications.com Copyright©2020 AWD282 – Rev 1.0 Alpha Communications® All Rights Reserved December 2020...
  • Page 2 » Get to Know the DC-300 ① Operator microphone ② Intercom indicator light ③ 3.5mm headset single jack ④ Operator speaker ⑤ Power ON/OFF switch ⑥ Customer speaker volume adjustment ⑦ Operator speaker volume adjustment ⑧ Power indicator light ⑨ Customer microphone ⑩...
  • Page 3 » DC-300 Mounting Options & Details » DC-300 Block Wiring Diagram...
  • Page 4 » Troubleshooting The system is completely silent ① Check whether the power supply is properly connected (with polarity observed) and whether the power indicator is ON; ② Check whether the internal and external unit cables are connected firmly and correctly; ③...