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  1. Dahua Overseas Call Center
  2. Video Intercoms
  3. VTO

VTO

  • VTO offline on DMSS
  • VTO Lock2 unlocking failed
  • 9341D face input and recognition status can not capture faces
  • After the platform checks the card successfully, the door cannot be opened on the device
  • The recognition rate of fingerprint module is low
  • When VTO9241 is connected to the platform, faces cannot be recorded
  • 9241D VTO cannot be selected as a face input device
  • The networked controller restarts frequently.
  • The VTO will freeze after hanging up with VTS
  • The door phone crashes down abnormally
  • There is no video when the VTO intercoms with VTH (or VTS) or the VTH (or VTS) monitors the VTO.
  • When the one-key alarm is connected to the U8000 platform or others, the sound on the platform side is normal, but the device side receives noise
  • When the device talks to the platform or mobile client, the sounds on the platform or mobile client are normal, but there is noise on the device
  • The voice delay or freeze of the intercom between the VTO and the VTS
  • VDPconfig failed to upgrade the device program
  • Failed to use the serial port to upgrade version
  • The upgrade of the security baseline program to the non-security baseline program is abnormal
  • The upgrade of the non-safe baseline program to the safe baseline program is abnormal
  • The device cannot start or keeps restarting after upgrading the version
  • The device cannot be upgraded to the customized program
  • The registered IP and room number of the digital indoor unit change frequently.
  • How to use the private code on VTO to open the door?
  • VTO cannot call VTH in VT analog system
  • It shows network is not connected when we use extension VTO to call analog VTH(in analog system)
  • It shows empty number when we use extension VTO to call analog VTH(in analog system).
  • Villa station cannot call corresponding VTH
  • VTO cannot call VTH
  • 9341D face input and recognition status can not capture faces.
  • The recognition rate of fingerprint module is low
  • When VTO9241 is connected to the platform, faces cannot be recorded.
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