Lenovo ThinkServer RD640 - Page 39

1SystemfanerrorLEDs
LED
Status
DescriptionAction
Solidoff
Thesystemfansareoperating
correctly.
SystemfanerrorLED
Solidon(amber)Oneormoresystemfansare
runningatlowspeedorhave
beenremoved.
ChecktheBMCforerrorsand
runthediagnosticprograms.
See“LenovoThinkServer
Diagnostics”onpage14
.
Note:Toidentifythefailing
systemfans,checkthestatus
LEDsonthesystemboard.See
“SystemboardLEDs”onpage
54
.
Thefollowingillustrationshowsthesystemfansandtheirnumbers.
Note:Dependingonthemodel,yourservermightlookslightlydifferentfromtheillustration.
Figure11.Systemfans
2CPU1DIMMstatusLEDs
3CPU2DIMMstatusLEDs
LED
Status
DescriptionAction
Solidoff
Thememorymodules
areoperatingatanormal
temperature.
DIMMstatusLED
Solidon(amber)Oneormorememorymodules
areoverheated.
ChecktheBMCforerrorsand
runthediagnosticprograms.
See“LenovoThinkServer
Diagnostics”onpage14
.
Chapter3.Productoverview25