4.4.4 Super-Capacitor Replacement............................................................ 29
4.4.5 Hot-Swap Fan Module Replacement ..................................................30
4.4.6 OCP 3.0 NIC Replacement ...................................................................33
4.4.7Hot-Swap 2.5/3.5-inch Storage Drive Replacement ........................... 34
4.4.8 E1.S Drive Replacement......................................................................37
4.4.9 M.2 Drive Replacement .......................................................................41
4.4.10 Hot-Swap and Redundant PSU Replacement .....................................46
4.4.11 DIMM Replacement............................................................................. 47
4.4.12 Processor and Heatsink Module (PHM) Replacement .........................50
4.4.13 PCIe Card Replacement ...................................................................... 55
4.4.14 RAID Controller Card Replacement .....................................................57
4.5 Firmware Update and Configuration............................................................. 58
4.6 Cable Routing................................................................................................ 59
5Battery Replacement ................................................................................ 61
6Electrostatic Discharge ............................................................................. 63
6.1 Preventing Electrostatic Discharge................................................................ 63
6.2 Grounding Methods to Prevent Electrostatic Discharge................................. 63
7Troubleshooting....................................................................................... 64
7.1 Hardware Problems ...................................................................................... 64
7.1.1 Power-On Failure................................................................................64
7.1.2 No Display .......................................................................................... 64
7.1.3 Abnormal LED on the Front Panel.......................................................65
7.1.4 Stuck in POST Interface or Other Interface .......................................... 66
7.1.5 PSU LED Off or Illuminates Amber.......................................................66
7.1.6 Abnormal Drive Status LED ................................................................. 66
7.1.7 Loud System Fan Noise....................................................................... 67
7.1.8 Alarm Sound from the Server ............................................................. 68
7.1.9 Keyboard and Mouse Failure.............................................................. 68
7.1.10 USB Port Problem ...............................................................................69
7.2 Software Problems........................................................................................ 69
7.2.1 OS Installation Problems .................................................................... 69
7.2.2 PXE Boot Failure .................................................................................70
7.2.3 Abnormal Memory Capacity ...............................................................70
7.2.4 Abnormal Network .............................................................................70
8Environmental Requirements ................................................................... 72
8.1 Ambient Temperature ................................................................................... 72
8.2 Vibration and Shock Resistance .................................................................... 72
8.3 Altitude and Air Pressure............................................................................... 73
