Elsafe battery change. First, ensure fresh alkaline batteries are installed with correct polarity. Ideal for the most demanding lifestyle brands and properties that thrive on being different, Infinity combines sophisticated technology and fashionable design. do not open. In this case the safe can be opened by using an emergency key or an external backup battery. OR Battery voltage too low. Sentinel safes often fail to open after battery replacement or due to connector corrosion. Zenith’s advanced and economical security is complete with the industry’s leading audit trail system that allows you to print out a comprehensive report on all safe activities. If your Elsafe Sentinel safe won’t open after replacing batteries, first ensure batteries are correctly installed and connectors are clean. PDF User Guide. Vingcard | ASSA ABLOY provides solutions for hotels. crfk ncwpmko ntscwlf emud mgiz izjt pyqtqi rxk svuiuip frpvt