SERVICE INFORMATIONModel No. : AG-AC7PCONTENTS1. Location of Controls and Components........................................................................................ INF-12. How to Replace the Lithium Battery............................................................................................ INF-72-1. Replacement Procedure ..................................................................................................... INF-73. Service Mode............................................................................................................................... INF-83-1. Lock Search History Indication ........................................................................................... INF-93-2. Power ON Self Check Result Display................................................................................. INF-94. Service Fixture & Tools ............................................................................................................... INF-104-1. When Replacing the Main P.C.B. ....................................................................................... INF-104-2. Service Position .................................................................................................................. INF-105. Factory Setting ............................................................................................................................ INF-115-1. How To Turn On The Factory Settings?............................................................................. INF-115-2. What Is The Factory Settings? ........................................................................................... INF-11