Lenovo System x3500 M4 - Power-Supply Leds

Table11.LightpathdiagnosticspanelLEDs(continued)
LEDDescriptionAction
•Powerpaddlecard
•(Trainedtechnicianonly)Systemboard
Lookatthesystemservicelabelonthetopoftheserver,whichgivesanoverviewofinternalcomponents
thatcorrespondtotheLEDsonthelightpathdiagnosticspanel.Thisinformationcanoftenprovideenough
informationtodiagnosetheerror.
Power-supplyLEDs
Thissectiondescribesthepower-supplyLEDsontherearoftheserverandthesuggestedactionsto
correctthedetectedproblems.
Thefollowingillustrationshowsthepower-supplyLEDsontherearoftheserver.
Figure90.Power-supplyLEDsontherearoftheserver
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AC power
(Green)
DC power
(Green)
Error
(Amber)
Thefollowingtabledescribestheproblemsthatareindicatedbyvariouscombinationsofthepower-supply
LEDsandthesystempowerLEDontheoperatorinformationpanelandsuggestedactionstocorrect
thedetectedproblems.
Chapter4.Troubleshooting139