Lenovo ThinkPad Edge E545 Service Manual

Beepsymptoms
Table4.Beepsymptoms
Symptomorerror
FRUoraction,insequence
Oneshortbeep,pause,threeshortbeeps,pause,three
moreshortbeeps,pause,andoneshortbeep
1.Replacethememorymodule.
2.Replacethesystemboard.
Threeshortbeeps,pause,oneshortbeep,pause,one
moreshortbeep,pause,andthreeshortbeeps
RemovethedevicefromExpressCardslot.
Onelongandtwoshortbeeps
Replacethesystemboard.
FiveshortbeepsReplacethesystemboard.
No-beepsymptoms
Table5.No-beepsymptoms
Symptomorerror
FRUoraction,insequence
Nobeep,power-onindicatoron,LCDblank,andno
POST.
1.Ensurethateveryconnectorisconnectedtightly
andcorrectly.
2.Reseatmemorymodule.
3.Replacethesystemboard.
Nobeep,power-onindicatoron,andLCDblankduring
POST.
1.Reseatmemorymodule..
2.Replacethesystemboard.
Thepower-onpasswordpromptappears.Apower-onpasswordorasupervisorpasswordisset.
TypethepasswordandpressEnter.
Thehard-diskpasswordpromptappears.Ahard-diskpasswordisset.Typethepasswordand
pressEnter.
LCD-relatedsymptoms
Important:TheTFTLCDforthenotebookcomputercontainsmanythin-lmtransistors(TFTs).The
presenceofasmallnumberofdotsthataremissing,discolored,oralwayslightedischaracteristicofTFT
LCDtechnology,butexcessivepixelproblemscancauseviewingconcerns.
IftheLCDyouareservicinghastwoorlessvisibledefectivepixels,itshouldnotbeconsideredfaulty.
However,iftheLCDhasthreeormorevisibledefectivepixels,itwillbedeemedasdefectivebyLenovoand
itshouldbereplaced.
Notes:
•LenovowillnotprovidewarrantyreplacementiftheLCDiswithinspecicationsbecausewecannot
guaranteethatanyreplacementLCDwillhavezeropixeldefects.
•ThispolicyappliestoallThinkPadNotebookspurchasedon1January,2008orlater.
•OnepixelconsistsofR,G,Bsub-pixels.
Table6.LCD-relatedsymptoms
Symptomorerror
FRUoraction,insequence
Nobeep,power-onindicatoron,andablankLCDduring
POST.
Systemboard.
•LCDbacklightnotworking.
•LCDtoodark.
•LCDbrightnesscannotbeadjusted.
•LCDcontrastcannotbeadjusted.
1.ReseattheLCDconnectors.
2.LCDassembly.
3.Systemboard.
42HardwareMaintenanceManual

Lenovo ThinkPad Edge E545 Specifications

General

OS	windows 7 professional
Software	microsoft office, evernote, kindle and more
Numeric Keypad	no
Touch Screen	no
Screen Type	other
Screen Size	15.6 inches
Screen Resolution	1366 x 768 (hd)
Processor Brand	amd
Processor Model	amd a8-series
Type of Memory	ddr3
System Memory	4 gigabytes
System Memory Expansion	4 gigabytes
Audio Type	dolby enhanced audio v2
Speakers Type	stereo
Backlit Keyboard	no
Card Reader	yes
Touchpad	none
Battery Type	lithium-ion

Weight and Dimensions

Depth	9.64 inches
Height	1.12 inches
Width	14.84 inches