Lenovo System x3550 M4 - Rear View

Figure10.Lightpathdiagnosticspanel
•Remindbutton:Thisbuttonplacesthesystem-errorLEDontheoperatorinformationpanelintoRemind
mode.InRemindmode,thesystem-errorLEDflashesonceevery2secondsuntiltheproblemis
corrected,theserverisrestarted,oranewproblemoccurs.Byplacingthesystem-errorLEDindicator
inRemindmode,youacknowledgethatyouareawareofthelastfailurebutwillnottakeimmediate
actiontocorrecttheproblem.
•Resetbutton:Pressthisbuttontoresettheserverandrunthepower-onself-test(POST).Youmight
havetouseapenortheendofastraightenedpapercliptopressthebutton.TheResetbuttonisinthe
lower-rightcornerofthelightpathdiagnosticspanel.
Rearview
Thefollowingillustrationshowstheconnectorsontherearoftheserver.
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Figure11.Rearviewconnectors
18Systemx3550M4InstallationandServiceGuide