Panasonic PT53TWD64J - 53" PROJECTION TV Manuale utente

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Service Manual

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OrderNo.MTNC040851A1

B19

HDTVMONITOR

lPT-53TWD64J

P9M

Thissimplified servicemanualisissued to add listed modelsto themain servicemanual orderNo.MTNC031147C1(PT-47WXD63G)and tothe

simplified service manual order No.MTNC040845A1 (PT-47XD64J). Acomplete partslistand schematicsareincludedin thissimplifiedservice

manual.Pleasefileand usethissimplifiedservicemanual togetherwith themain service manual orderNo.MTNC031147C1(PT-47WXD63G)and with

thesimplifiedservice manual order No. MTNC040845A1(PT-47XD64J).

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8Autodiagnosisfeature

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Thisreceiverincorporatesaselfdiagnosisfeature.Withthisfeatureit willbeeasierforthe

techniciantodetectfailures.ThereisaLEDlocated by thekeyboardon thefrontpanel,thisLED

willstartflashingwhenSOSisdetectedby thecircuitslocatedinspecificareas,dependingon how

many timestheLEDisflashing,thiswill indicatewhatcircuit shouldbechecked.Makeacountof

flashingand seethetableshownbelow.Pleaseusethisfeatureeffectivelyespeciallyforintermittent

problems.

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NUMBEROFFLASHES POSSIBLECAUSE

1POWERSUPPLYAND/ORVERTICAL

2IC1006 (DG-BOARD)

3CONVERGENCE(DC-BOARD)

4HHS(FLYBACK)

5GC2M(DG-BOARD)

6GC2S(DG-BOARD)

7GC2V(DG-BOARD)

8FAN

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9EEPROMcopyjig

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ThisPTVhasafeaturethatallowsto cloneconvergencefrommain EEPROMdataadjustmentsfrom

aPTVtootherby connectingajigtothePTVset,orcanbeusedto back-up databeforemaking

adjustments.AjigpartnumberTXFJIG02SER,isavailablethroughMatsushita/PanasonicServices.

Preparation:

Toconnectthisjig, removethelowerbackcoverasinstructedon disassemblyforservicesection on

thisservicemanualand insertthejigintoA10 connectorlocatedon A-Board.(Seefigure)

Proceduretocopy data:

1.Entertoservicemodeand displayservicemenu (see page23).

2.Select“AREA”DACand thenpressOK button on remotetoenter.PressVOLright/leftto

selectoneofthefollowingoptionsthenpressOK:

¡SelectALLtocopy all main EEPROMdata

¡SelectADJtocopy onlyadjustmentdata.

¡SelectFIXtocopy onlyfixdata

3.Tocopy datafrommainEEPROMtojig, select“IN EX”DACand pressOK button on

remote.

4.Tocopy datafromjigtomainEEPROM,select“EX IN”DACand pressOK button on

remote.

Proceduretocopy convergence:

1.Entertoservicemodeand displayservicemenu

2.Select“FINE”DACand pressOK on remote.

3.Press“8”on remote.

4.Selectfromand thenpressOK on remote:

¡INTtocopy datafrominternalEEPROMtojig

¡EXTtocopy fromjigtointernalEEPROM.

5.Selectanoption fromthemenu withCHkeysand confirmwithOK:

¡DEFAULT:default factorypreset

¡CURRENT:tocopy thecurrent(receiverdataorjigdata)convergenceadjustmentsto

memory.

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¡NOTUSE:to backup data.

¡ALL:tocopy all data.

NOTE:

Thestatedasdefault factorypresetcontain thefactoryDATA;Usethisoption when

datawaslostorwhenadjustmentislostcompletely.

6.Selectdestination tocopy (INTorEXT)andconfirmwith OK.

7.Onceanoption isselectedthecopy processbegins.

8.Oncefinished,thereceivershutsdownforamomenttoreinitialize.

9.RemovethecopyjigfromA10.

EEPROMcopyjigconnection

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11 B+voltagestable

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Preparation:

Setthefollowingcontrols

lPicturetoNormal

lBrighttoNormal

lVolumetoMIN(0)

Procedure:

1.Apply aNTSCCOLORBARpattern

2.ConnectthenegativeleadofthedigitalvoltmetertoTPGND1(coldground).

3.Connectthepositiveleadofthedigitalvoltmetertoeachtestpointand confirmtheB+

voltages.

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No.D-BoardTestpoint Voltage

1C830 (+)138.6±1.0

2TPD13 19.0±1.5

3TPD12 19.0±1.5

4TPD11 -19.5±1.5

5TPD10 22.0±1.5

6C845 (-)-22.5±1.5

No.A-BoardTestpointsVoltage

1TP1185.0±0.5

2TP1142.5±0.5

3TP0705.0±0.5

4L8939.0±0.5

5TP13730.0±0.5

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12 Service Mode(electroniccontrols)

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ThisreceiverhaselectronictechnologyusingtheICbusconcept.Itperformsasacontrolfunction

and it replacesmany mechanicalcontrols.Insteadofadjustingmechanicalcontrolsindividually,

many ofthecontrolfunctionsarenowperformedby using“on screen displaymenu”.(Theservice

adjustmentmode.)

NOTE:

Itissuggestedthatthetechnicianreadsallthewaythroughand understandthefollowingprocedure

forentering/exitingtheserviceadjustmentmode;thenproceedwiththeinstructionsworkingwith

thereceiver.Whenbecomingfamiliarwiththeprocedure,theflowchartforservicemodemaybe

usedasaquickguide.

12.1Quickentrytoservicemode:

12.2Exitingtheservicemode:

12.3Serviceadjustmentdefault valuesforitems

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12.1Quickentrytoservicemode:

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Whenminoradjustmentsneedtobedonetotheelectroniccontrols,themethod forenteringthe

servicemodewithoutremovalofthecabinetbackisasfollows,usingtheremotecontrol:

1.SelectSET-UPicon, enter“ProgramCH”and selectCABLEmodein “InputSetup”option.

2.SelectTIMERicon and setSLEEPtimefor30 Min.

3.Press“OK”then VOLup toexitmenus.

4.Tuneto theChannel124.

5.AdjustVOLUMEtominimum(0).

6.PressVOL (decrease)on receiver.Red “CHK”appearsinuppercorner.

Totogglebetweenagingand servicemodes:

Whilethe“CHK”isdisplayedon thelefttop corneroftheCRT,pressing“OK”and“VOL”

UPon theTVsimultaneouslywilltogglebetweenthemodes.Red“CHK”forservice

modeand yellow“CHK”foraging.

7.PressPOWERon theremotecontroltodisplaytheserviceadjustmentmodesmenu, select

adjustmentbypressingtheVOLright/leftbuttonsand CHup/downbuttonsontheremoteand

OK toentertheadjustment.

Servicemodemenu

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12.2Exitingtheservicemode:

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ThisPTVgoesoutfromservicemodewhenit isunpluggedorturnedOFF.Toexit theservicemode,

turntheTVOFF orunplugthePTVfromAC.

Othermethod

PressOK and POWERon thereceiversimultaneouslyforatleast2seconds.Thereceiver

momentarilyperformsaself-check, tunedin channel3withapresetlevelofsound. Tocompletely

makeanentireresetofthePTVunplugACcordfromACoutletand plugitbackin,thenturn PTV

powerON.Any programmedchannels,channelscaption dataand someothersuserdefinedsettings

willbeerasedwhenperformingthisreset.

IMPORTANTNOTE

AlwayscheckthatPTVexitstheservicemode

Tocheckcolors:

PressRECALLon theremotecontrolwhenin servicemode(red“CHK”isdisplayed)toenterthe

purityfieldcheckmode.

Colorcheck

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12.3Service adjustmentdefaultvaluesfor

items

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*IMPORTANT:

Thedefault IDregistervalueshouldnotbemodifiedin any way, it hasbeenalready settoafactory

defaultvaluespecificallyforthemodellistedinthismanual.

DESCRIPTIONREGISTER FORMAT

NTSC(480i) 480iZOOM 480P480PZOOM 1080i

CLOCKADJCLOCK124N/AN/AN/AN/A

FIRMWAREDOWNLOADSD_DL0000000000

INTERLACEDTOPROGRESSIVE I-P00N/A0000N/A

COLORCOLOR20N/AN/AN/A2A

MAGENTATINTADJ B-Y_G2BN/AN/AN/A34

TINTTINT85N/AN/AN/A80

YELLOWTINTADJR-Y_A96N/AN/AN/A83

SUB-BRIGHTNESSBRIGH09F8N/AN/AN/A0A34

SUB-CONTRASTCONT029FN/AN/AN/A0291

REDCUT-OFFCUTR01F5N/AN/AN/A01F5

BLUECUT-OFFCUTB0223 N/AN/AN/A0223

REDDRIVERDR64N/AN/AN/AN/A

BLUEDRIVEBDR42N/AN/AN/AN/A

INDIVIDUALABLCHECKI-ABLVARIABLE N/AVARIABLE N/AVARIABLE

CUTOFFADJC_OFF000000N/A00

HORIZONTALPOSITIONING HPOS0183 0183 0183 N/A0183

HORIZONTALWIDTHHWID515151N/A51

PINCUSHIONCORRECTION PCC 404040N/A40

TRAPEZOIDTRAP 818181N/A81

BOTTOM CORNERPINCUSHIONBTMG B0B0B0N/AB0

TOP CORNERPINCUSHION TOPGB4B4B4N/AB4

HORIZONTALEHTPRESETH-EHTN/AN/AN/AN/A31

VERTICALSIZEV-AMP0094 0094 0094 N/A0094

VERTICALLINEARITYV-C 878787N/A87

VERTICALSCORRECTIONV-S595959N/A59

VERTICALEHTPRESETV-EHTN/AN/AN/AN/A1B

FLYBACKEHTPRESETEHTFBFFFFFFN/AFF

MUTECONVERGENCEMUTE000000N/A00

COARSEADJCOARS000000N/A00

FINEADJFINE000000N/A00

HDAFADJUSTMENTH-PAR000N/A0

VSAWDAFADJUSTMENTV-SAW000N/A0

VDAFADJUSTMENTV-PAR000N/A0

ACLADJUSTMENTACL00000N/A00

JPEGSERVICEMENU JPEG00000N/A00

ID*ID0202020202

AREAAREAFIXFIXFIXN/AFIX

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NOTE:

Theabovetableshowsthedefaultvaluesfortheserviceitems,thisvaluescanchangedependingon

theservicedPTV.

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