! WARNINGS- Put the key of the lock to somewhere (car, bag etc.) which youcan reach easily, to use if there is a deformation on your finger orif there is a problem with the device.- Door's mechanical parts and locking mechanism should beworking properly. Otherwise, there would be problems duringoperating the device. If there is any problem with door or lockingmechanism, first of all, those problems need to be solved.- If there is a problem with the device, contact with your dealer assoon as possible.- Replace the batteries of the system, if there is a batterywarning.- This device is not suitable for outdoor usage. It needs to beprotected from water and direct sunlight.- When you look to the finger tip under direct sunlight, if you seea shiny surface instead of fingerprint, or if there is any injurywhich changes characteristic of fingerprint that meansfingerprint is not proper. System would have problems torecognize that kind of fingerprints. NEVER enroll suchfingerprint as a master.- This device is not suitable for doors which opens more than 40times in a day.3