Series 16/18/160/180-Model C Maintenance Manual, GFZ-62755EN ...

B–62755EN/012. HARDWARE2.8.1Replacing CNC Batteryfor Memory Back–upPrepare lithium battery A02B–0200–K102 (*) (for power AI, BI) orA02B–0200–K106 (**) (for power C) in advance.Procedure for replacing CNC battery for memory back–up1 Turn machine (NC) power ON. (See Notes below)2 Remove the battery case on the front panel of power supply unit.The battery case can be removed by holding the top of the case andpulling the case towards you .Power supplyunit front panelBattery caseCNC controlUnitBatteryA02B–0200–K102 (for power AI, BI)A02B–0200–K106 (for power C)3 Remove the connector of the battery.4 Replace the battery, and connect the connector.5 Attach the battery case.6 Turn machine (NC) power OFF.CAUTIONWhen replacing the memory backup batteries keep thepower to the machine (CNC) turned on, and apply anemergency stop to the machine.When the contents of memory are lost, turning on the powerto the CNC may cause a RAM PARITY system alarm tooccur. In this case, the CNC cannot be used.(*) FANUC specification : A98L–0031–0012(**) FANUC specification : A98L–0031–0006169