Installing The Integrated Storage Controller....................................................................................................48Network Daughter Card..........................................................................................................................................48Removing The Network Daughter Card...........................................................................................................48Installing The Network Daughter Card.............................................................................................................49Processors..............................................................................................................................................................49Removing A Processor.....................................................................................................................................50Installing A Processor......................................................................................................................................53Power Supplies.......................................................................................................................................................54Hot Spare Feature............................................................................................................................................55Removing An AC Power Supply.......................................................................................................................55Installing An AC Power Supply........................................................................................................................56System Battery.......................................................................................................................................................56Replacing The System Battery.........................................................................................................................56Hard-Drive Backplane............................................................................................................................................58Removing The Hard-Drive Backplane..............................................................................................................58Installing The Hard-Drive Backplane...............................................................................................................60Control Panel Assembly..........................................................................................................................................61Removing The Control Panel............................................................................................................................61Installing The Control Panel.............................................................................................................................62System Board..........................................................................................................................................................63Removing The System Board...........................................................................................................................63Installing The System Board............................................................................................................................654 Troubleshooting Your System.................................................................................................67Safety First—For You And Your System.................................................................................................................67Troubleshooting System Startup Failure................................................................................................................67Troubleshooting External Connections...................................................................................................................67Troubleshooting The Video Subsystem..................................................................................................................67Troubleshooting A USB Device..............................................................................................................................67Troubleshooting A Serial I/O Device......................................................................................................................68Troubleshooting A NIC............................................................................................................................................68Troubleshooting A Wet System..............................................................................................................................68Troubleshooting A Damaged System.....................................................................................................................69Troubleshooting The System Battery.....................................................................................................................70Troubleshooting Power Supplies............................................................................................................................70Troubleshooting Cooling Problems.........................................................................................................................70Troubleshooting Cooling Fans................................................................................................................................71Troubleshooting System Memory...........................................................................................................................71Troubleshooting An SD Card..................................................................................................................................72Troubleshooting A Hard Drive................................................................................................................................72Troubleshooting A Storage Controller....................................................................................................................73Troubleshooting Expansion Cards..........................................................................................................................74