Lenovo System x3550 M4 - Page 142

Table14.LightpathdiagnosticspanelLEDs(continued)
•FollowthesuggestedactionsintheorderinwhichtheyarelistedintheActioncolumnuntiltheproblemis
solved.
•Ifanactionstepisprecededby"(trainedtechnicianonly),"thatstepmustbeperformedonlybyatrained
technician.
LEDDescriptionAction
lit,thememoryconfigurationis
invalid.
FollowstepsindicatedinAppendixB“UEFI/POSTdiagnostic
codes”onpage791
andAppendixA“Integratedmanagement
moduleII(IMM2)errormessages”onpage309.
TEMPThesystemorthesystem
componenttemperaturehas
exceededathresholdlevel.A
failingfancancausetheTEMP
LEDtobelit.
1.Makesurethattheheatsinkisseatedcorrectly.
2.Determinewhetherafanhasfailed.Ifithas,replaceit.
3.Makesurethattheroomtemperatureisnottoohigh.See
“Serverfeaturesandspecifications”onpage6
forthe
servertemperatureinformation.
4.Makesurethattheairventsarenotblocked.
5.Makesurethattheheatsinkorthefanontheadapter,or
theoptionalnetworkadapterisseatedcorrectly.Ifthefan
hasfailed,replaceit.
6.Formoreinformation,goto
http://www.ibm.com/support/entry/portal/docdisplay?
lndocid=SERV-CALL.
FAN
Afanhasfailed,isoperatingtoo
slowly,orhasbeenremoved.The
TEMPLEDmightalsobelit.
1.Checkifyourserverinstalledwithanyoftheadapters
mentionedinTable25“Adapterconfigurations”onpage
227
andTable27“Supporteddual-portnetworkadapters
onthenetworkconnector”onpage239.Ifyes,makesure
yourservercompilewiththeconfigurationwithsixfans
installed.
2.Reseatthefailingfan,whichisindicatedbyalitLEDnear
thefanconnectoronthesystemboard.
3.Replacethefailingfan(see“Removingahot-swapfan”on
page243and“Replacingahot-swapfan”onpage244).
BOARD
Anerrorhasoccurredonthe
systemboardorthesystem
battery.
1.ChecktheLEDsonthesystemboardtoidentifythe
componentthatcausedtheerror.TheBOARDLEDcanbe
litduetoanyofthefollowingreasons:
•Battery
•(Trainedtechnicianonly)Systemboard
2.Checkthesystem-errorlogforinformationabouttheerror.
3.Replacethefailingcomponent:
•Battery(see“Removingthesystembattery”onpage
269and“Replacingthesystembattery”onpage271).
•(Trainedtechnicianonly)Systemboard(see“Removing
thesystemboard”onpage300and“Replacingthe
systemboard”onpage304).
HDD
Aharddiskdrivehasfailedoris
missing.
1.ChecktheLEDsontheharddiskdrivesforthedrivewitha
litstatusLEDandreseattheharddiskdrive.
2.Reseattheharddiskdrivebackplane.
3.Formoreinformation,see“LightpathdiagnosticsLEDs”
onpage124.
128Systemx3550M4InstallationandServiceGuide