Contents
Contents . . . . . . . . . . . . . . . . . i
Safety . . . . . . . . . . . . . . . . . . iii
Safety inspection checklist . . . . . . . . . . . iv
Chapter 1. Introduction . . . . . . . . . 1
Specifications . . . . . . . . . . . . . . . . 2
Particulate contamination . . . . . . . . . . 6
Firmware updates . . . . . . . . . . . . . . . 7
Tech Tips . . . . . . . . . . . . . . . . . 11
Security advisories . . . . . . . . . . . . . 11
Power on the server . . . . . . . . . . . . . 12
Power off the server . . . . . . . . . . . . . 12
Chapter 2. Server components . . . . 13
Front view . . . . . . . . . . . . . . . . . 15
LCD diagnostics panel . . . . . . . . . . 17
Rear view . . . . . . . . . . . . . . . . . 22
Identifying connectors . . . . . . . . . . . . 27
System board connectors . . . . . . . . . 28
Processor and memory expansion tray
connectors . . . . . . . . . . . . . . . 30
Power backplane connectors. . . . . . . . 31
2.5-inch 8-bay drive backplane connectors . . 32
PCIe riser card connectors. . . . . . . . . 34
4U PCIe riser cage connectors . . . . . . . 36
Switches, jumpers, and buttons . . . . . . . . 38
System board LEDs . . . . . . . . . . . . . 40
Processor and memory expansion tray
LEDs . . . . . . . . . . . . . . . . . 41
Parts list. . . . . . . . . . . . . . . . . . 42
Power cords . . . . . . . . . . . . . . 46
Chapter 3. Internal cable routing . . . 47
Cable routing for 2.5-inch drives . . . . . . . . 47
Connecting cables to the processor and
memory expansion tray . . . . . . . . . . 50
Connecting cables to the NVMe switch
cards . . . . . . . . . . . . . . . . . 52
SAS/SATA backplane combinations . . . . . 55
One-NVMe-backplane combinations. . . . . 68
Two-NVMe-backplane combinations. . . . . 70
Three-NVMe-backplane combinations . . . . 73
One-AnyBay-backplane combinations . . . . 78
Two-AnyBay-backplane combinations . . . . 103
Three-AnyBay-backplane combinations . . . 125
Chapter 4. Hardware replacement
procedures . . . . . . . . . . . . . . . 137
Installation Guidelines . . . . . . . . . . . . 137
Safety inspection checklist. . . . . . . . . 138
System reliability guidelines . . . . . . . . 139
Working inside the server with the power
on . . . . . . . . . . . . . . . . . . 139
Handling static-sensitive devices . . . . . . 140
Replace components in the server . . . . . . . 140
2.5-inch hot-swap drive and backplane
replacement . . . . . . . . . . . . . . 140
CMOS battery (CR2032) replacement . . . . 148
Fan and fan cage replacement . . . . . . . 153
Front VGA assembly replacement . . . . . . 160
Heat sink Torx T30 nut replacement . . . . . 168
Intrusion switch replacement . . . . . . . . 171
LCD diagnostics panel replacement . . . . . 173
Memory module replacement . . . . . . . 178
OCP Ethernet adapter replacement . . . . . 184
PCIe riser assembly and adapter
replacement . . . . . . . . . . . . . . 186
Power backplane replacement . . . . . . . 194
Power supply unit replacement . . . . . . . 199
Processor and heat sink replacement . . . . 206
Processor and memory expansion tray
replacement . . . . . . . . . . . . . . 219
System board air baffle replacement . . . . . 226
System board replacement (trained technician
only) . . . . . . . . . . . . . . . . . 228
Top cover replacement . . . . . . . . . . 240
USB front panel module replacement . . . . 244
Replace components in the PCIe expansion
tray . . . . . . . . . . . . . . . . . . . 249
4U PCIe expansion tray replacement. . . . . 249
4U PCIe riser cage replacement. . . . . . . 255
4U PCIe riser power cable assembly
replacement . . . . . . . . . . . . . . 260
7mm drive and drive cage replacement. . . . 263
Chassis air baffle replacement . . . . . . . 270
Flash power module replacement . . . . . . 272
M.2 drive and backplane replacement . . . . 275
Complete the parts replacement . . . . . . . . 282
Chapter 5. Problem
determination . . . . . . . . . . . . . 285
Event logs . . . . . . . . . . . . . . . . . 285
Light path diagnostics . . . . . . . . . . . . 287
Power supply LEDs . . . . . . . . . . . 289
© Copyright Lenovo 2020, 2022 i
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