Upgrading Your Server 11-37Additional Battery Unit for RAID ControllerTake the following steps to install an additional battery to RAID Controller (N8103-115/116A/117A/118A).Installation1. See the section "Preparing for Installation and Removal" described earlier to prepare.2. Remove the duct cover.3. Remove the RAID Controller, and install the battery connection board that comes withadditional battery to the RAID Controller.4. Connect the cable to the battery connection board.Make sure the markings on connector and that on the cable.IMPORTANT: For N8103-115 RAID Controller, use the cable of 750mm length (804-063451-075-A).