Drive backplanes..........................................................................................................................................2

Removing a drive backplane.................................................................................................................. 3

Replacing a drive backplane.................................................................................................................. 6

Drives............................................................................................................................................................9

Removing a front hard disk drive or solid-state drive......................................................................... 10

Replacing a front hard disk drive or solid-state drive......................................................................... 11

Fans............................................................................................................................................................ 12

Removing and replacing a fan..............................................................................................................12

Removing the fan cage assembly........................................................................................................ 20

Replacing the fan cage assembly........................................................................................................ 22

Memory modules....................................................................................................................................... 23

Removing and replacing memory modules......................................................................................... 23

Memory module plugging rules........................................................................................................... 36

PCIe adapters............................................................................................................................................ 38

Removing a PCIe adapter.....................................................................................................................38

Replacing a PCIe adapter.....................................................................................................................44

PCIe risers..................................................................................................................................................50

Removing a PCIe riser.......................................................................................................................... 50

Replacing a PCIe riser.......................................................................................................................... 55

Power distribution board........................................................................................................................... 60

Removing the power distribution board.............................................................................................. 60

Replacing the power distribution board.............................................................................................. 63

Power supplies...........................................................................................................................................66

Removing a power supply.................................................................................................................... 66

Replacing a power supply.................................................................................................................... 69

Power switch and cables........................................................................................................................... 70

Removing the power switch and cables.............................................................................................. 70

Replacing the power switch and cables.............................................................................................. 74

System backplane......................................................................................................................................78

Preparing to remove the system backplane........................................................................................78

Removing the system backplane......................................................................................................... 81

Replacing the system backplane......................................................................................................... 84

Preparing the system for operation after replacing the system backplane..................................... 102

System processor modules..................................................................................................................... 104

Removing a system processor module............................................................................................. 104

Replacing the system processor module.......................................................................................... 114

Time-of-day battery.................................................................................................................................128

Removing and replacing the time-of-day battery............................................................................. 128

Trusted platform module card................................................................................................................ 132

Removing the trusted platform module card.................................................................................... 132

Replacing the trusted platform module card.................................................................................... 135

Common procedures for servicing or installing features...................................... 139

Before you begin......................................................................................................................................139

Identifying the system that contains the part to replace....................................................................... 143

System LEDs.......................................................................................................................................143

Identifying the system....................................................................................................................... 145

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