Lenovo ThinkSystem SN550 - Page 134

I
ID label plate
installing 56
removing 55
replacing 55
identification label plate
installing 56
identification LED 11
important notices 122
installation 1
guidelines 21
installation guidelines 21
installing
compute node 25
compute node cover 43
CPU 70
heat sink 70
hot-swap hard disk drive 27
ID label plate 56
identification label plate 56
PHM 70
processor 70
processor heat sink module 70
processor-heat-sink module 70
solid state drive 27
insufficient PCIe resource
solving 111
intermittent problems 102
introduction 1
I/O expansion adapter
removing 57
replacing 58
I/O expansion connectors 13
I/O module
cannot log in 103
IO expansion adapter
replacing 57
J
jumpers, system board 14
K
KVM cable 16
L
LAN over USB
configuring manually 7
Windows driver installation 7
LEDs
activity 11
CMOS battery error 99
DIMMs 99
fault 11
identification 11
I/O expansion adapter 99
microprocessor 99
power 11
SAS backplane 99
system board 99
viewing 97
light path diagnostics 97
light path diagnostics panel 99
light path diagnostics, viewing 97
M
M.2 backplane
removing 60
replacing 60–61
M.2 drive
removing 62
replacing 62, 64
memory
problems 103
memory module
replacing 44
microprocessor
removing 66
replacing 66
microprocessor connector 13
microprocessor heat sink module
removing 66
replacing 66
N
network
problems 103
node bay filler 25
notes, important 122
notices 121
O
observable problems 110
online documentation 1
optional-device problems 111
P
particulate contamination 122
parts list 17
PCIe 111
performance problems 113
PHM
installing 70
removing 66
replacing 66
physical presence 90
ping problems 106
power button 11
power LED 11
power off the server 10
power on the server 8
powering on the compute node 8
problems
access 103
communication 104–105
hard disk drive 101
intermittent 102
logging in to CMM 103
logging in to I/O module 103
memory 103
network 103
observable 110
optional devices 111
PCIe 111
performance 113
ping 106
power on and power off 113
software 114
processor
installing 70
removing 66
replacing 66
126 ThinkSystem SN550 Compute Node Maintenance Manual