Changing the RTC battery cellServicing the Network Management Module ā 177STARTING UPDATE FROM: [FW_Update.tar] to [X.X.X.X]Transfer by scp (FW_Update.tar) to [X.X.X.X]Warning: Permanently added 'X.X.X.X' (ECDSA) to the list of known hosts.Transfer done.Check running upgrade status ...Check firmware binary signatureUncompress and flash upgrade - inProgress(%):11Uncompress and flash upgrade - inProgress(%):28Uncompress and flash upgrade - inProgress(%):44Uncompress and flash upgrade - inProgress(%):61Uncompress and flash upgrade - inProgress(%):78Uncompress and flash upgrade - inProgress(%):92Uncompress and flash upgrade - inProgress(%):100Uncompress and flash upgrade - inProgress(%):100Uncompress and flash upgradeExecuting post post_upgrade.sh script upgradeUpgrade doneWarning: Permanently added 'X.X.X.X' (ECDSA) to the list of known hosts.Rebooting...res: YUpdate: OK4.7 Changing the RTC battery cell1. Access the Network Module, and then disconnect the Network cable, if needed.2. Unscrew the Network Module and remove it from the slot.3. Locate the RTC battery cell located on the back of the Network Module.