FAQ 3 페이지 > (주)유니코하이테크

1. If the door lock sounds melody only without working, it may be due to low battery. Please replace new batteries. You has to use Alkaline batteries and do not use new one with existing low batteries or do not mix with other battery brand. This can cause a mechanical failure.

2. If there is lock working sound and after 3times open/close working and melody sounds but door is not opened, it may be due to either door itself falls or the door or compartment fails to function properly, causing the deadbolt is stuck in a shackle and not operate smoothly. In this case, try push/pull the door strongly or open the door with lifting it slightly. If door is open with this action, should check the door itself.

3. For cases other than No. 1 or 2, please contact our service center.

?If it is not operated by a vertical or horizontal line, such as 1.4.7 or 1.2.3, the internal cable line may be disconnected or internal cable is bent due to incorrect insertion of cable.

Then please contact our service center. 

You can install the relocation if you contact a local door lock company.

If you do not have company information, please contact the Customer Center and we will guide you to the nearest service center.

At least 38mm to 55mm are recommended for installation.

For doors larger than 55mm thick, a separate auxiliary part (sold separately) is required. Please contact the customer center.

Check bellows.                                             

?1. Please check the auto locking is set or not.

2. Please check the gap between door lock and other side door frame. The Gap should be within 5mm

3. Make sure that the connection cable is open circuit, the connector is incorrectly engaged, and the connector pins are bent or not again.

?If not resolve the problems with the above checks please contact to service center or the shop where you buy the door lock.

If it installed through Unicor HighTech's official distributors, experts can install it safely and accurately.

Please contact to our service center to get distributor’s information.

Depending on the installation environment and the installation area, additional costs can be incurred.

You can purchase our products at UNICOR HITEC Distributors.

please contact distributors or service center.