FAQ 2 페이지 > (주)유니코하이테크

FAQ

1. Either door itself falls or the door compartment fails to function properly, causing the deadbolt is stuck in a shackle and not operate smoothly.

   First, check the operation of the square lock (deadbolt) while the door is open and if there is no problem, you must check the door itself. 

   ?Please contact to a professional door company to check the door itself.


2. If the square-locking device (deadbolt) is not operating smoothly while the door is open, please call the service center.

It is warning for replacing batteries.  If you hear this warning, please replace all batteries (1.5V AA Alkaline batteries) with new ones immediately.

1. Please try again using a 9V emergency power source (rectangular battery). This can be caused by low battery power.


2. Locking device can be broken down. Please call the service center.