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error symptoms (continued)
video 43
errors
BMC 65
format, diagnostic code 57
light path LEDs 54
messages, diagnostic 55
service processor 65
Ethernet controller
configuring 107
enumeration 108
failover 108
redundant network connection 108
expansion unit
installing 83
removing 82
F
FCC Class A notice 117
filler
microprocessor heat sink 76
firmware updates 107
H
hard disk drive
connectors 7
problems 40
high-speed expansion card
installing 96
removing 96
I
I/O expansion card
connectors 7
important notices 2
installation order for memory modules 88
installing
bezel assembly 84
blade server 78
blade server cover 81
cKVM card 91
concurrent-KVM card 91
high-speed expansion card 96
memory module 88
SAS hard disk drive 86
small-form-factor expansion card 93
standard-form-factor expansion card 95
integrated functions 3
intermittent problems 40
J
jumpers, Memory and I/O Expansion Blade 9
jumpers, system board 8
120
BladeCenter HS21 Types 1885 and 8853: Problem Determination and Service Guide
L
LEDs
activity 5
blade-error 5
error, locations 51
information 5
light path diagnostics, viewing without power 51
light path, locations 51
location 5
Memory and I/O Expansion Blade 10
power-on 5
system board 9
light path diagnostics 51
light path diagnostics LEDs 54
light path diagnostics panel 9
light path LED locations 51
logs
BMC system event 16
Management module event 16
M
media-tray select button 5
memory
specifications 3
Memory and I/O Expansion Blade
jumpers 9
memory module
order of installation 88
removing 87
specifications 3
supported 3
memory problems 42
messages
diagnostic 55
mezzanine assembly
LEDs 10
mezzanine-assembly connectors 7
microprocessor
heat sink 104
install guidelines 103
problems 42
removal guidelines 101
specifications 3
minimum configuration 71
monitor problems 43
N
network connection problems 44
no beep symptoms 15
notes 2
notes, important 114
notices
electronic emission 117
FCC, Class A 117
notices and statements 2
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