Sharp VL-E40S Technical Information Seite 34

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Followingisalistofsomecommonitemsthatarenotcoveredunderwarrantyandsomesymptomsthat
mightindicatethatthesystemwassubjectedtostressbeyondnormaluse.
Beforecheckingproblemswiththecomputer,determinewhetherthedamageiscoveredunderthewarranty
byreferringtothefollowinglist:
Thefollowingarenotcoveredunderwarranty:
LCDpanelcrackedfromtheapplicationofexcessiveforceorfrombeingdropped
Scratched(cosmetic)parts
Distortion,deformation,ordiscolorationofthecosmeticparts
Plasticparts,latches,pins,orconnectorsthathavebeencrackedorbrokenbyexcessiveforce
Damagecausedbyliquidspilledintothesystem
DamagecausedbytheimproperinsertionofaPCCardortheinstallationofanincompatiblecard
Improperdiscinsertionoruseofanopticaldrive
Diskettedrivedamagecausedbypressureonthediskettedrivecover,foreignmaterialinthedrive,
ortheinsertionofadiskettewithmultiplelabels
Damagedorbentdisketteejectbutton
Fusesblownbyattachmentofanonsupporteddevice
Forgottencomputerpassword(makingthecomputerunusable)
Stickykeyscausedbyspillingaliquidontothekeyboard
Useofanincorrectacadapteronlaptopproducts
Thefollowingsymptomsmightindicatedamagecausedbynonwarrantedactivities:
Missingpartsmightbeasymptomofunauthorizedserviceormodication.
Checkforobviousdamagetoaharddiskdrive.Ifthespindleofaharddiskdrivebecomesnoisy,thehard
diskdrivemighthavebeendroppedorsubjecttoexcessiveforce.
Checkoutguide
UsethefollowingproceduresasaguideinidentifyingandcorrectingproblemswiththeThinkPadNotebook.
Note:ThediagnostictestsareintendedtotestonlyThinkPadproducts.Theuseofnon-ThinkPadproducts,
prototypecards,ormodiedoptionscanleadtofalseindicationsoferrorsandinvalidsystemresponses.
1.Identifythefailingsymptomsinasmuchdetailaspossible.
2.Verifythesymptoms.Trytore-createthefailurebyrunningthediagnostictestorbyrepeatingthe
operation.
DiagnosticsusingPC-DoctorforDOS
TheThinkPadNotebookhasatestprogramcalledPC-DoctorforDOS(hereaftercalledPC-Doctor.)Youcan
detecterrorsbyrunningthediagnosticstestincludedinPC-Doctor.
Notes:
PC-DoctorforDOSisavailableatthefollowingWebsite:
http://support.lenovo.com
T ocreatethePC-DoctordiagnosticCD,followtheinstructionsontheWebsite.
Forsomepossiblecongurationsofthecomputer,PC-Doctormightnotruncorrectly.Toavoidthisproblem,
youneedtoinitializethecomputersetupbyuseoftheBIOSSetupUtilitybeforeyourunPC-Doctor.
ToenterBIOSSetupUtility,doasfollows:
1.Turnonthecomputer.
2.WhentheThinkPadlogocomesup,immediatelypressF1toentertheBIOSSetupUtility.
28HardwareMaintenanceManual
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