Lenovo ThinkCentre Edge 71 - Serial Port Problems; Software Problems

3.Theprintersignalcableissecurelyconnectedtothecorrectparallel,serial,orUSBconnectoronthe
computer.
Note:Non-IEEE-approvedprintersignalcablesmightcauseunpredictableproblems.
1.Anydevicedriversandothersoftwarethatcamewiththeprinterarecorrectlyinstalled.
2.Youhaveassignedtheprinterportcorrectlyinyouroperatingsystem,applicationprogram,orBIOS
settings.FormoreinformationaboutBIOSsettings,seeChapter7“UsingtheSetupUtilityprogram”
onpage67.
Iftheproblempersists,runthetestsdescribedinthedocumentationthatcomeswithyourprinter.Ifyou
cannotcorrecttheproblem,havethecomputerserviced.SeeChapter11“Gettinginformation,help,and
service”onpage101.
Serialportproblems
Usethisinformationtotroubleshoottheserialportanddevicesattachedtotheserialport.
Symptom:Serialportcannotbeaccessed.
Actions:
•Makesuretheserialcableissecurelyconnectedtotheserialportonthecomputerandtotheserialdevice.
Iftheserialdevicehasitsownpowercord,makesureitisattachedtoaproperlygroundedelectricaloutlet.
•IftheserialdevicehasitsownOn/Offswitch,makesureitisintheOnposition.
•IftheserialdevicehasanOnlineswitch,makesureitisintheOnlineposition.
•Iftheserialdeviceisaprinter,makesurepaperisloadedcorrectly.
•Verifythatanysoftwaresuppliedwiththeserialdeviceiscorrectlyinstalled.Refertothedocumentation
fortheserial-deviceoption.
•Makesurethattheserial-portadapter,ifyouaddedone,isproperlyinstalledandrmlyseated.
Iftheseactionsdonotcorrecttheproblem,runthediagnosticprograms(see“Diagnosticprograms”on
page97
forinstructions).Ifyouneedtechnicalassistance,seeChapter11“Gettinginformation,help,and
service”onpage101.
Softwareproblems
Selectyoursymptomfromthefollowinglist:
•“Whenusingasortfeature,datesdonotsortinthecorrectorder”onpage96
•“Softwaredoesnotworkasexpected”onpage96
Whenusingasortfeature,datesdonotsortinthecorrectorder
Symptom:Whenusingasortfeature,datesdonotsortinthecorrectorder.
Action:Somesoftwaredevelopedbeforetheyear2000usedonlythelasttwodigitsofayeartosort
dates,alwaysassumingthersttwodigitswere19.Consequently,theseprogramssortdatesoutoforder.
Checkwithyoursoftwaremanufacturertoseeifanyupdatesareavailable.Manysoftwaremanufacturers
makeupdatesavailablefromtheWorldWideWeb.
Softwaredoesnotworkasexpected
Symptom:Softwaredoesnotworkasexpected.
Actions:
96ThinkCentreUserGuide