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amirhosein

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  1. amirhosein

    rs485 problem

    amirhosein replied to amirhosein's topic in Computers/Networking

    yeap
  2. amirhosein

    rs485 problem

    amirhosein replied to amirhosein's topic in Computers/Networking

    all setups configured but nvr dont send any signal on port 485 i have rs485 tester that if recieve any signal show on led in dvr led blanking but in nvr any signal and fix led
  3. amirhosein

    rs485 problem

    amirhosein posted a topic in Computers/Networking

    hi there i buy a hikvision 4ch nvr hd and connect bullet ip camera via onvif protocol video is streaming but ia cant receive any signal over 485 port for ptz controler i attach a ptz controller to ip camera how can i use rs 485 over nvr? in setting i have 3 option for rs458 1 ptz 2 keyboard 3 rs 485 wich option must be set?
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