In the case of the card cylinder of the type shown below, it may be difficult to insert the card key depending on the insertion angle, so if it is difficult to insert it, please shift the card insertion slot to the left or right before inserting the card key.

If it does not work properly, please infrom us through "Contact form" or contact the service center.

How to handle card keys

Cards may cause malfunctions in the following casese.

1. Magnetic error for cards
   Of the two card keys you are handed over, although one can be used, but one can not be used, there is a possibility that a card key that a card key that can not be used is causing magnetic failure.
   
   Those that exert a magnetic influence on the card key
   
   Things that may be disturbed by card keys
   
   
2. Contain
   If there is no reaction regardless of which one of the 2 card keys you are handing in, there is a possibility of a malfunction of the cylinder body.
   Also, if sand, dust, water etc. enter the cylinder, it may cause malfuction.
   Please be sure to turn the insertion port of the cylinder downward after locking / unlocking.