IBM LS21 - BladeCenter - 7971, Service Manual

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errors (continued)
format, diagnostic code 43
light path LEDs 41
messages, diagnostic 42
service processor 51
Ethernet
controller enumeration 98
Ethernet controller
configuring 97
failover 98
redundant network connection 98
expansion unit
installing 71
removing 70
F
FCC Class A notice 107
filler
microprocessor heat sink 64
firmware updates 97
H
hard disk drive
connectors 7
problems 26
specifications 3
hard disk drive tray
installing 89
removing 88
high-speed expansion card
installing 83
removing 82
I
I/O-expansion card
connectors 7
I/O-expansion cards
installing 78
removing 78
important notices 2
installing
bezel assembly 72
blade server 66
blade server cover 69
cKVM card 87
concurrent-KVM card 87
hard disk drive tray 89
high-speed expansion card 83
I/O-expansion cards 78
memory module 76
microprocessor 93
MPE board assembly 96
SAS hard disk drive 75
small-form-factor expansion card 79
standard-form-factor expansion card 81
system board assembly 96
integrated functions 3
intermittent problems 26
L
LEDs
activity 5
blade error 5
error, locations 38
information 5
light path diagnostics, viewing without power 38
light path, locations 38
location 5
MPE unit 10
power-on 5
system board, blade server 9
light path diagnostics 38
light path diagnostics LEDs 41
light path diagnostics panel
blade server 9
MPE unit 10
light path LED locations 38
logs
BMC system event 22
Management module event 22
M
media-tray select button 5
memory
specifications 3
memory module
installing 76
removing 76
specifications 3
supported 3
memory problems 28
messages
diagnostic 42
microprocessor
heat sink 94
installing 93
problems 28
removing 90
specifications 3
minimum configuration 57
monitor problems 29
MPE board assembly
installing 96
replacing 95
MPE unit
LEDs 10
MPE unit connectors 7
MPE unit switches
description 9
N
network connection problems 30
no beep symptoms 15
notes 2
notes, important 104
notices
electronic emission 107
110
BladeCenter LS21 Type 7971 and LS41 Type 7972: Problem Determination and Service Guide