Sharp Lc 60le920 Service Manual

							  
Table1.Concreteflashingpattern 
Item 
Inverter/Lampsystemfailure 
PowerPWB 
failure 
(Powerfailure,etc.) 
MainPWB 
failure 
(Communication 
failure,etc.) 
Others Detaildisplay 
SlowflashingFastflashing 
FlashesonceFlashesonce 
FlashestwiceFlashestwice 
Flashes3times 
Flashes4times 
VerUPexecutingFlashessmoothly 
VerUPsucceededFlashesinastaircasepattern 
VerUPfailedNone 
ROMdatafailureNone Flashes3times 
Flashes5times 
Flashesonce 
Flashestwice 
Flashes3times 
Flashes5times 
Flashesonce 
Flashestwice 
Flashes3times 
None 
None 
Flashescontinuously 
Flashescontinuously 
*2:Theydependonthesystem.Powersupplyerrorisdefinedfromproducttoproduct. 
*3:Fordetails,refertoERRORSTANDBYCAUSEontheadjustmentprocessscreen. 
*4:Ifthebootsectionisabnormal,thereisnoflashing(flashingimpossible). 
3.Newmethod LC-52LE920UN/LC-60LE920UN 
Cause 
Lamperror 
Powersupplyerror2(*2)UR+13Verror 
Powersupplyerror3(*2)D3.3Verror 
Panelpowersupplyerror 
Initialcommunicationerror 
Start-upconfirmationcommunicationerror 
Regularcommunicationerror 
Othercommunicationerror 
Temperatureerror 
Syncerror 
Notificationfromthemainmicrocomputer(*3) 
Versionupgrading 
Versionupgradesucceeded 
Versionupgradefailed 
Start-upafterfailingversionupgrade(*4) 
Centericon 
rL_A.JIJ! 
,,,i1600ms,,1600ms 
400ms 
400ms300ms 
lOOms ,r-q.j-q 
•FlashingduringVerup 
Centericon 
F5ooms 
500ms 
•FlashingwhencompletingVerup 
Centericon__ 
1000ms1000ms1000ms1000ms 
6-15  
						

							  
LC-52LE920UN/LC-60LE920UN 
LEDflashingtimingchartatthetimeofanerror 
100ms400ms1.6sec 
1)Inverter/Lampfailuredetails(Flashesslowlyonceandflashesfast)Note 
CentericonLEDoperation  Errortype 
Lampfailure 
Flashesfastonce H:On 
L:Off Pinsaremonitormicrocomputerpinsunlessother- 
wisespecified. 
ERR_PNL(40pin):Hifailure.Confirmedafter8consecu- 
tivedetectionsat64msecintervals(detectedonlywhen 
thebacklightison). 
Notethatafterfivedetectioncounts,thelampcannotbe 
activatedexceptinthemonitorprocess. 
Accumulatedcountsareclearedto0bythesettinginthe 
processA. 
2)Powerfailuredetails 
Errortype 
SMPOW 
Main13Vfailure 
Flashesfasttwice 
DPOW 
Digital3.3Vfailure 
Flashesfast3times 
PANELPOW 
Panel12Vfailure 
Flashesfast5times Flashesslowlytwiceandflashesfast) 
CentericonLEDoperation 
H:On 
rq_qI 
L:Off 
H:On 
RFLY[ 
L:Off 
H:On 
_R_RTLF1 
L:Off Note 
Pinsaremonitormicrocomputerpinsunlessother- 
wisespecified. 
DET_13V(38pin)failure(L).Main13Visnotapplied. 
Iferrorisdetectedduringstart-uporoperation,thepower 
isturnedonagainbypolling. 
DET_D3V3(36pin)failure(L).Digital3.3Visnotapplied. 
Iferrorisdetectedduringstart-uporoperation,thepower 
isturnedonagainbypolling. 
DET_PNL12V(35pin)failure(L).Panelpowerisnot 
applied. 
Detectionisstartedafterturningonthepanelpowerand 
receivingcommand;thepoweristurnedoffbypolling. 
3)Communicationfailuredetails(Flashesslowly3timesandflashesfast)Note 
Errortype 
Initialcommunica- 
tionreceptionfailure 
Flashesfastonce 
Start-upconfirma- 
tionreceptionfailure 
Flashesfasttwice 
Regularcommunica- 
tionfailure 
Flashesfast3times 
Othercommunica- 
tionfailure 
Flashesfast5times CentericonLEDoperation 
H:On 
L:Off 
H:On 
FLR 
L:Off 
H:On 
F1RTI 
L:Off 
H:On 
_HIqRZI 
L:Off Basically,debugprintlogsareanalyzedorcommu- 
nicationlogsareanalyzedbyabusmonitor. 
InitialcommunicationfromthemainCPUisnot 
received.(RequestforthemonitormodelNo.isnot 
received.) 
-->CommunicationlinefailureormainCPUstart-upfail- 
ure 
Start-upreasonconfirmationfromthemainCPUcannot 
bereceived.(Start-upcommunicationuntilstart-uprea- 
sonnotificationcommandisnotreceived.) 
-->MainCPUstart-upfailureormonitormicrocomputer 
receptionfailure 
Regularcommunicationthatisperformedat1second 
intervalsinthenormaloperationisinterrupted. 
-->MainCPUoperationfailureormonitormicrocom- 
puterreceptionfailure 
Whenarequest(PM_REQ=H)issentfromthemain 
microcomputer,therequestcommandisnotoutput 
fromthemainCPU,etc. 
-->MainCPUoperationfailureormonitormicrocom- 
puterreceptionfailure 
6-16  
						

							  
4)Otherfailuredetails(Flashesslowly4timesandflashesfast) 
Errortype 
Monitortemperature 
failure 
Flashesfastonce 
Mainfailure 
Flashesfast3times CentericonLEDoperation 
H:On 
r_[q 
L:Off 
H:On 
F_ 
L:Off LC-52LE920UN/LC-60LE920UN 
Note 
Pinsaremonitormicrocomputerpinsunlessother- 
wisespecified. 
Ifthepaneltemperatureis60°Cormorefor15seconds 
ormoreinarow,CAUTIONappearsontheOSD 
(flashesinredinthelowerrightscreen). 
Ifthepaneltemperatureis60°Cormorefor25seconds 
ormoreinarow,errorstandbyisactivated. 
(MONITORMAXTEMPonpage23oftheprocessA: 
ChangeoftemperaturefailureADvalue):Thermistor 
Mainmicrocomputerdetectionerror(CPUtemperature 
error,etc.) 
Thedetailsaredisplayedonpage1oftheprocessAof 
themainmicrocomputer. 
4.MonitorERRSTBYtable 
Outline: 
Location: Communication/PowerfailuredetectedbythemonitormicrocomputerisstoredonEEPROM,andthelast4abnormalstatescanbe 
confirmedintheprocessmodeA. 
Page1oftheprocessmodeA:MONITORERRCAUSE 
0ifthereisnoerror.Itisclearedto0onthelastpageoftheprocessmodeA. 
DisplayErrordescription 
02Start-upcommunicationerror2InitialcommunicationfromthemainCPUisnotreceived. 
03Start-upcommunicationerror3Onlytheinitialcommunicationisreceived. 
04Start-upcommunicationerror4Untilpanelinformationrequestreception 
05Start-upcommunicationerror5Untilinitializationcompletionreception 
06Start-upcommunicationerror6Untilversionnotificationtransmission 
07Start-upcommunicationerror7Untilstart-upinformationnotificationtransmission 
08Start-upcommunicationerror8Untilstart-upinformationresponsereception 
09Start-upcommunicationerror9Untiltime-outsettingreception 
0ACommunicationerrorAREQtime-out 
0BCommunicationerrorBRestarttime-outduringthebeginningoftimeacquisitionstart-up 
0CCommunicationerrorCEndingsequencetime-out 
0DCommunicationerrorDPresetstart-uptime-outduringcompletion 
0ECommunicationerrorEdownload,start-uptime-out 
OFCommunicationerrorFTimeacquisitiontime-out 
11CommunicationerrorHRegularcommunicationtime-out 
16Panel-relatederrorLampfailure 
1AOthererror2Monitortemperaturefailure 
1EPowersupplyerror2D_POW(DET_13V)failure 
1FPowersupplyerror3D_POW(DET_D3V3)failure 
21Powersupplyerror5Panelpowerfailure 
23Othererror3ErrorstandbyrequestfromthemainCPU 
6-17  
						

							  
LC-52LE920UN/LC-60LE920UN 
CHAPTER7.MAJORICINFORMATIONS 
[1]MAJORICINFORMATIONS 
1.MAJORICINFORMATIONS 
1.1.IC1504(VHiSii9287+-1Q) 
ThisICis4inputand1outputHDMIportprocessor. 
ItintegratedTMDSreceiverandtransmittercorescapableofreceivingandtransmittingat2.25Gbps.(Supportsvideoresolutionsupto1080p,60Hz, 
12bit.) 
TheEqualizercircuitstoadaptlongcableareintegratedinThisIC. 
EDIDandDDCsupportfor4HDMI/DVIportsand1VGAport.(ThisICincludes256-byteNVRAMand256-byteSRAMforeachport(5total).) 
1.2.IC2002(RH-iXC786WJQZQ) 
Themonitormicroprocessorisintendedtocommunicatewiththemainmicroprocessorandtooperatethesystem. 
Italsocontrolspoweroftheentiresystem. 
1.3.IC2702,IC2703(VHiYDA164QZ-1Y) 
TheClass-DtypedigitalaudiopoweramplifierYDA164QZgivesmaximumcontinuousoutputof10W/chorwooferoutput15W. 
1.4.IC3302(RH-iXC951WJNIQ) 
ThisLSIisFULLHIGH-DEFINITION1080PDIGITALTVSYSTEM-ON-A-CHIE 
Itcombinesacable/terrestrial64/256-QAMand8-VSBreceiver,atransportprocessor,adigitalaudioprocessor,ahighdefinition(HD)MPEGvideo 
decoder,2Dgraphicsprocessing,digitalprocessingofanalogvideoandaudio,analogvideodigitizerandDACfunctions,stereohigh-fidelityaudio 
DACs,HDMIreceiversfor1080p60inputs,a625-MHzprocessor,andaperipheralcontrolunitprovidingavarietyoftelevisioncontrolfunctions. 
Thecable/terrestrialreceiverdirectlysamplesatuneroutputwithananalog-to-digitalconverter(ADC). 
TheLSIdigitallyresampleanddemodulatesthesignalwithrecoveredclockandcarriertiming,filtersandequalizesthedata,andpassessoftdeci- 
sionstoanATSC/A74andITU-TJ.83AnnexB-compatibledecoder. 
IthasanMPEG-2DigitalVideoBroadcasting(DVB)-complianttransportprocessorwithadvancedsectionfilteringcapability,DVBdescrambler,and 
anMPEG-2(MP@HLprofile)videodecoder. 
AudiosupportincludesaBTSCandaDolbyAC3/MPEG-2Layer1,2,audiodecoder. 
TheLSIprovidesanaloganddigitalaudio/videooutputs. 
ASPDIFoutputandapairofanalogoutputs(L-R)areprovidedviatheintegratedaudioDACs. 
TheNTSCanalogvideodecoderissupportedbyitsownmotionadaptivedeinterlacingand3Dcombfiltering,including1080ideinterlacing. 
TheLSIincludesadvanced2Dgraphicsprocessing. 
Onetransportstreaminputisincluded. 
TheLSIincorporatesacompleteARM11-basedmicroprocessorsubsystemincludingcacheswithbridgingtomemoryandalocalbus,whereexternal 
peripheralscanbeattached. 
IntegratedperipheralsincludetwoUSB2.0,threeUARTs,counter/timersandGPIOcontrollers. 
Inthistime,H264decode/VC-Idecode/securebootfunctionareaddedtothisIC. 
1.5.IC3501/IC3502(RH-iXC754WJQZQ) 
Theseare1Gbit(64Mx16bit)DDR2-1066synchronousDRAM. 
1.6.IC8401(RH-iXD047WJQZQ) 
The512M-bitNANDflashmemorydevicestoresthemainCPUprogram. 
1.7.IC8455(VHiR24064AS-1Y) 
Thisis64k-bitEEPROMdeviceincludingtheusersetting. 
1.8.IC506(VHiM3221EiP-1Y) 
ThisICisahighspeed,single-channelRS-232transceiverinterfacedevicethatoperatesfromasingle3.3Vpowersupply. 
Thedeviceprovidestheelectricalinterfacebetweenanasynchronouscommunicationcontrollerandtheserial-portconnector. 
Thisdeviceoperateatdatasignalingratesupto460kbit/s. 
AllRS-232(ToutandRin)andCMOS(TinandRout)inputsandoutputsareprotectedagainstelectrostaticdischarge(upto+/-15kVESDprotection). 
1.9.IC9501(VHiKSZS041T-1Y) 
ThisICisasinglesupply10Base-T/100Base-TXPhysicalLayerTransceiver,whichprovidesMII/RMII/SMIIinterfacestotransmitandreceivedata. 
7-1  
						

							  
LC-52LE920UN/LC-60LE920UN 
1.10.IC2701(VHiYSS951VZ-lY) 
AudioDSP(YSS951VZ)hasdigitalaudioadjustmentfunction(forexample,PEQ,bass/treble,balance,bassenhancer,etc.)andadjustsTVsaudio 
quality. 
7-2  
						

							  
LC-52LE920UN/LC-60LE920UN 
--MEMO-- 
7-3  
						

							  
CHAPTER8.OVERALLWIRING/SYSTEMBLOCKDIAGRAM LC-52LE920UN/LC-60LE920UN 
[1]OVERALLWIRINGDIAGRAM 
OVERALLWIRINGDIAGRAM 
i 
f 
WOOFER:RSP-ZA482WJZZ POWERUnit 
RDENCA395WJQZ 
[AC] 
LCDCTLUnit Z 
[LW] [PL] 
I 
[PL] 
RUNTK4570TPZA MODULE 
[LA] 
[PD][_ L I 
1_ 
J LEDDRIVEUnit 
52:RUKITK4433TPZA 
60:RUNTK4433TPZZ 
[SB][LB] 
[SP] 
[LW] [PD] 
i_°Ucs_s°_°itr_q  RUNTKA690WJQZIRK] 
R/C,LEDUnit[RA]=_ 
_DUNTKF494FM01151 
Rch:RSP-ZA456WJZZ [ 
RCONUnit 
DUNTKF493FM01 i IRA] 
Lch:RSP-ZA456WJZZ HP/AudioOut 
MABNUnit 
DKEYMF452FM20 
PCAudioIN 
[ 
D 
_D 
DigitalAudioOutput 
m 
[RL]LOGOUnit 
DUNTKF493FM02 
•12345678910111213141516171819 
8-1  
						

							  
LC-52LE920UN/LC-60LE920UN 
[2]SYSTEMBLOCKDIAGRAM 
SYSTEMBLOCKDIAGRAM 
INPUT 
3/4 tC2701 
DSP 
(YSS951) 
_NPUTDDC0 
6HDMi0 
INPUTDbC1 
5NDMIIIC1504 
HDM_SW 
SH9287 
DDC2 
4HDMi2 
iNPUT 
DDC3 
3HDMi3 TUNER12C 
12C0 
12C1 
12C2 
RGBHV(AK14,AJ14) 
RGB_n(AKI7)tC3302 
DDC12c_MT5391W(FHD) 
HDMilH,264/VC-1 
DigitalAVdeo3de&MainCPU 
1C8451/tC8452 PWM0 
PWMI IC2002 
M16C!64A 
IXC786WJ 
SUBMCU 
INT0 
A/D 
•t2:345678918tlt2t3t4t5t6t7t8t9 
8-2  
						

							  
LC-52LE920UN/LC-60LE920UN 
SHARP PARTSGUIDE 
No.S701560LE920U/ 
LCDCOLORTELEVISION 
MODELS LC-52LE920UN 
LC-60LE920UN 
f CONTENTS 
[1]PRINTEDWIRINGBOARD 
ASSEMBLIES 
[2]LCDPANELMODULEUNIT 
[3]CABINETPARTS(LC-52LE920UN) 
[4]CABINETPARTS(LC-60LE920UN) 
[5]SUPPLIEDACCESSORIES [6] PACKINGPARTS 
(NOTREPLACEMENTITEM) 
(LC-52LE920UN) 
[7] PACKINGPARTS 
(NOTREPLACEMENTITEM) 
(LC-60LE920UN) 
[8]SERVICEJIGS 
(USEFORSERVICING) 
J 
Partsmarkedwith_areimportantformaintainingthesafetyoftheset.Besuretoreplacethese 
partswithspecifiedonesformaintainingthesafetyandperformanceoftheset. 
Thisdocumenthasbeenpublishedtobeused 
SHARPCORPORATIONforaftersalesserviceonly. 
Thecontentsaresubjecttochangewithoutnotice.  
						

							  
LC-52LE920UN/LC-60LE920UN 
PRICENEWPART 
NO.PARTSCODERANKMARKDELVERY 
[1]PRINTEDWIRINGBOARDASSEMBLIES 
z_ N 
N 
N 
N 
N 
N 
N 
N 
N DESCRIPTION 
DKEYMF452FM20BW 
DUNTKF493FM01AE 
DUNTKF493FM02AF 
DUNTKF494FM01AG 
RUNTKA690WJQZAZ 
RDENCA395WJQZBP 
RUNTK4570TPZABU 
RUNTK4433TPZABS 
RUNTK4433TPZZBS 
[2]LCDPANELMODULEUNIT 
NR1LK520D3LWBOZDX 
NR1LK600D3LW30ZEK XMAINUnit 
JICONUnit 
JLOGOUnit 
JR/C,LEDUnit 
JTOUCHSENSORUnit 
XPOWERUnit 
XLCDCONTROLUnit 
XLEDDRIVEUnit(LC-52LE920UN) 
XLEDDRIVEUnit(LC-60LE920UN) 
X52LCDPanelModuleUnit(LK520D3LWB0Z)(LC-52LE920UN) 
X60LCDPanelModuleUnit(LK600D3LW30Z)(LC-60LE920UN)