Lenovo ThinkSystem SR850 - Safety

Contents
Safety . . . . . . . . . . . . . . . . . . iii
Safety inspection checklist . . . . . . . . . . . iv
Chapter 1. Introduction . . . . . . . . . 1
Specifications . . . . . . . . . . . . . . . . 1
Firmware updates . . . . . . . . . . . . . . . 4
Configuring the LAN over USB interface
manually. . . . . . . . . . . . . . . . . 7
Installing the LAN over USB Windows device
driver . . . . . . . . . . . . . . . . . . 7
Tech Tips . . . . . . . . . . . . . . . . . . 8
Security advisories . . . . . . . . . . . . . . 8
Power on the server . . . . . . . . . . . . . . 8
Power off the server . . . . . . . . . . . . . . 8
Chapter 2. Server components . . . . . 9
Front view . . . . . . . . . . . . . . . . . . 9
Front operator panel . . . . . . . . . . . 12
Front operator panel with LCD display . . . . 12
Rear view . . . . . . . . . . . . . . . . . 17
System-board connectors. . . . . . . . . . . 21
Switches, jumpers, and buttons . . . . . . . . 22
System-board LEDs . . . . . . . . . . . . . 23
Optional processor and memory expansion tray . . 24
PCIe riser-cards. . . . . . . . . . . . . . . 27
2.5-inch drive backplanes . . . . . . . . . . . 28
RAID adapters . . . . . . . . . . . . . . . 29
Internal cable routing. . . . . . . . . . . . . 30
Cable routing for 2.5-inch drives . . . . . . 30
Parts list. . . . . . . . . . . . . . . . . . 45
Power cords . . . . . . . . . . . . . . 49
Chapter 3. Hardware replacement
procedures . . . . . . . . . . . . . . . 51
Installation Guidelines . . . . . . . . . . . . 51
System reliability guidelines . . . . . . . . 52
Working inside the server with the power on . . 53
Handling static-sensitive devices . . . . . . 53
2.5-inch hot-swap drive and drive backplane
replacement . . . . . . . . . . . . . . . . 54
Remove a drive backplane. . . . . . . . . 54
Install a drive backplane. . . . . . . . . . 55
Remove a 2.5-inch hot-swap drive . . . . . 55
Install a 2.5-inch hot-swap drive . . . . . . 56
CMOS battery - CR2032 replacement . . . . . . 57
Remove the CMOS battery - CR2032 . . . . 57
Install the CMOS battery - CR2032 . . . . . 60
Fan and fan cage replacement . . . . . . . . . 61
Remove the fan cage assembly . . . . . . . 61
Install the fan cage assembly . . . . . . . . 63
Remove a hot-swap fan . . . . . . . . . . 64
Install a hot-swap fan . . . . . . . . . . . 65
Front VGA assembly replacement . . . . . . . 66
Remove the front VGA assembly . . . . . . 66
Install the front VGA assembly . . . . . . . 68
LOM adapter replacement . . . . . . . . . . 71
Remove the LOM adapter . . . . . . . . . 71
Install the LOM adapter . . . . . . . . . . 72
M.2 drive and backplane replacement . . . . . . 74
How to adjust the position of the retainer on
the M.2 backplane . . . . . . . . . . . . 74
Remove the M.2 backplane . . . . . . . . 74
Install the M.2 backplane . . . . . . . . . 76
Remove an M.2 drive from the M.2
backplane . . . . . . . . . . . . . . . 77
Install an M.2 drive in the M.2 backplane . . . 78
Memory module replacement . . . . . . . . . 79
Remove a memory module . . . . . . . . 79
Install a memory module . . . . . . . . . 81
Operator panel tray assembly and front operator
panel replacement. . . . . . . . . . . . . . 82
Remove the operator panel tray assembly. . . 82
Install the operator panel tray assembly. . . . 83
Remove the front operator panel . . . . . . 85
Install the front operator panel . . . . . . . 85
PCIe riser-card assembly and adapter
replacement . . . . . . . . . . . . . . . . 86
Remove the PCIe riser-card assembly . . . . 86
Install the PCIe riser-card assembly . . . . . 88
Remove an adapter . . . . . . . . . . . 90
Install an adapter . . . . . . . . . . . . 91
Power supply unit replacement. . . . . . . . . 93
Remove a hot-swap power supply unit . . . . 93
Install a hot-swap power supply unit . . . . . 96
Processor and heat sink replacement . . . . . . 100
Remove a processor and heat sink . . . . . 100
Install a processor and heat sink . . . . . . 104
Processor and memory expansion tray
replacement . . . . . . . . . . . . . . . . 109
Remove the processor and memory
expansion tray . . . . . . . . . . . . . 110
Install the processor and memory expansion
tray . . . . . . . . . . . . . . . . . 111
Security bezel replacement . . . . . . . . . . 114
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