Lenovo x3550 M5 - Page 92

Table15.Monitorandvideo'ssymptomsandactions(continued)
•FollowthesuggestedactionsintheorderinwhichtheyarelistedintheActioncolumnuntiltheproblemis
solved.
•Ifanactionstepisprecededby“(Trainedtechnicianonly),”thatstepmustbeperformedonlybyatrained
technician.
•GototheSupportwebsiteathttp://www.lenovo.com/supporttocheckfortechnicalinformation,hints,tips,
andnewdevicedriversortosubmitarequestforinformation.
SymptomAction
2.TheIMM2.1remotepresencefunctionisdisabledifyouinstallanoptionalvideo
adapter.TousetheIMM2.1remotepresencefunction,removetheoptional
videoadapter.
3.Iftheserverinstalledwiththegraphicaladapterswhileturningontheserver,
theLenovologodisplaysonthescreenafterapproximately3minutes.Thisis
normaloperationwhilethesystemloads.
4.Makesurethat:
•Theserveristurnedon.Ifthereisnopowertotheserver,see“Power
problems”onpage81.
•Themonitorcablesareconnectedcorrectly.
•Themonitoristurnedonandthebrightnessandcontrastcontrolsare
adjustedcorrectly.
5.Makesurethatthecorrectserveriscontrollingthemonitor,ifapplicable.
6.Makesurethatdamagedserverfirmwareisnotaffectingthevideo;see
“Updatingthefirmware”onpage33
.
7.ObservethecheckpointLEDsonthesystemboard;ifthecodesarechanging,
gotostep6.
8.Replacethefollowingcomponentsoneatatime,intheordershown,restarting
theservereachtime:
a.Monitor
b.Videoadapter(ifoneisinstalled)
c.(Trainedtechnicianonly)Systemboard.
9.See“Solvingundeterminedproblems”onpage90.
Themonitorworkswhen
youturnontheserver,but
thescreengoesblankwhen
youstartsomeapplication
programs.
1.Makesurethat:
•Theapplicationprogramisnotsettingadisplaymodethatishigherthan
thecapabilityofthemonitor.
•Youinstalledthenecessarydevicedriversfortheapplication.
2.Runvideodiagnostics(see“RunningtheDSAPrebootdiagnosticprograms”
onpage68
).
•Iftheserverpassesthevideodiagnostics,thevideoisgood;see“Solving
undeterminedproblems”onpage90
.
•(Trainedtechnicianonly)Iftheserverfailsthevideodiagnostics,replace
thesystemboard.
78LenovoSystemx3550M5InstallationandServiceGuide