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  • I need to confirm that the ASI6214J-MFW device supports door opening for visitors by presenting a QR code.
  • What is the electrical parametres of battery installed in ASC1202C-D
  • How does NFC function work in ASI2212H
  • Which Weigand format does our ASC controllers have the ability to handle from 3rd party readers?
  • What is the processor, ram memory and rom of DHI-ASI7214Y-V3?
  • Traditional Access Control & Peripherals Wiring
  • Face Recognition Access Control Wiring
  • How to reset ASC password
  • Other mechanical and fastening problems.
  • On the circuit board of the left and right machine, the motor terminals and encoder terminals are wired differently, the motor is opposite positive and negative, and the AB line of the encoder is opposite, as shown.
  • IR sensing problem.
  • Turnstile power-up self-test problem
  • Buzzer alarm, top light red flashing or always on, do not open the door or cannot close the door.
  • Power failure does not open the door.
  • When entering the door, swipe the card will open the door, when leaving the door, swipe the card does not open.
  • The left and right swing barriers of the same channel open and close out of sync.
  • Can't swipe the card continuously or only once in a period of time.
  • After swiping the card, the turnstile gate opens in the opposite direction.
  • The turnstile gate opens and does not close after the person passes through the gate.
  • The swing barrier is collided by an external force, resulting in the return position cannot be aligned. Manually push the swing barrier can swing without resistance in the following position, the swing barrier cannot stop swinging left and right when clos
  • After the electric mortise lock is wired normally, the door cannot be opened normally with the addition of a magnet.
  • The access controller personnel authority is lost?
  • The access controller is sometimes online and not online on the platform?
  • The main board of Type C access controller keeps beeping.
  • What does the new suffix -D\-S mean for the controller?
  • How to restore the access control integrated machine after upgrading?
  • Can ASI1212A be used as a card reader?
  • Why can't the door be opened by the duress card of the access controller?
  • The access control host changed the IP but I forgot, what should I do?
  • After the upgrade of the access controller is completed, the door cannot be opened by remote opening, card swiping, etc., and it prompts that the door is in a normally closed state. What should I do?
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