Panasonic TX-22LX2 User manual

Power Source

C 220-240V, 50/60Hz

Power Consumption

verage use: 90W

Standby condition: 1.3W

LCD

Wide XGA (1,280 × 720 pixels)

16 : 9 aspect ratio LCD panel

Screen Size

487.7mm(W) × 274.3mm(H)

Sound

Speaker

12cm × 4cm, 2pcs, 16W

Audio Output

6W (3W + 3W), 10% THD

Headphones

M3 (3.5 mm) Jack x 1

Receiving Systems/ Band name

PAL I

UHF E21 - 68.

PAL 525/60

Playback of NTSC tape from some PAL Video recorders

(VCR).

M.NTSC

Playback from M.NTSC Video recorders (VCR).

NTSC (AV input only)

Playback from NTSC Video recorders (VCR).

Aerial-Rear

rights reserved. Unauthorized copying and

distribution is a violation of law.

TX-22LX2

LH35 Chassis

UHF

Operating Conditions

Temperature: 5°C-35°C

Humidity: 5%-90% RH (non-condensing)

Connection Terminals

AV1 (Scart connecter)

21 Pin terminal (Audio/Video in, Audio/Video out, RGB in,

Q-Link)

AV2 (Scart connecter)

21 Pin terminal (Audio/Video in, Audio/Video out, S-Video

in, Q-Link)

AV3

VIDEO

RCA PIN Type × 1

S-VIDEO

Mini DIN 4-pin

AUDIO L-R

RCA PIN Type × 2

Dimensions (W x H x D)

Including TV Stand

592mm × 503.1mm × 260mm

TV Set Only

592mm × 420mm × 99mm

Weight

10kg Net

Note:

Design and Specifications are subject to change without notice.

Weight and Dimensions shown are approximate.

Wide LCD TV

ORDER NO. PCZ0408011C2

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4SelfCheck

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1.Self-Checkisusedtoautomaticallycheck thebuslinesand hexadecimalcodeoftheTVset.

2.Togetinto theSelf-Checkmodepressthe Down (

)button on thecustomercontrolsatthefrontoftheset,atthesametimepressingthe Recall

button on theremotecontrol,and thescreenwill show:

3.Turnoff theTVto resetJPEGViewercircuit afterSELF-CHECK.

IftheCCUportshavebeencheckedand found tobeincorrectornotlocatedthen “--”willappearin

placeof“O.K.”.

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DisplayRef.No.Description P.C.B.

MEMIC1107EEPROMDG-Board

GC3FMIC4017Global CoreMAINDG-Board

GC3IIC4003Global CoreDG-Board

HADIC4001SCARTRGBA/DConverterDG-Board

HAD2IC4002 OSDRGBA/DConverterDG-Board

AVSW1 IC3001 AVSelectorA-Board

Tun1 TU101TunerB-Board

MSPIC2501 StereoDecoderA-Board

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8.1HowtoenterSERVICE1

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1.Inmain menu, movetochoosesound menu,setBASS toMAXIMUM,and setTREBLEto

MINIMUM.

2.Simultaneouslypress INDEX button on remotecontroland DOWN button [

]on theTVset.

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8.2HowtoenterSERVICE2

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1.SelecttheTEXTClampLevel(service1).

2.SetthechanneltoCH99.

3.PressHOLDbutton on remotecontrol.

Note:

Toexit to Servicemode,pressNorPowerbutton on remotecontrol.

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8.3OptionDescription

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9.1.1RF video

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1.Receivefullcolorbarby RFsignalinput.

(Aspectmode:wide,Viewingmode:standard, LCDAI:OFF)

2.Go to"Auto YGain"underService1and makeautomaticadjustmentofvideosignallevelby

thebluekey.

¡WhenService1appears,presettingtakesplaceautomaticallyasshownbelow.

¡Sharpness:0

¡AI:OFF

¡3D-Combfilter:On

3.PressSTRkeytowritethevalueofadjustmentresultstoEEPROM.

4.Checkthattheautomaticadjustmentofvideosignallevelhascompletednormally.

¡Whentheadjustmentiscompletednormally, the"AutoYGain"colorturnsblack.

Note:

Intheadjustmentmode,theM2MCUchangesautomaticallytothemodeshownintheleft.

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InstrumentNameConnect toRemarks

Remote controller

Internalsignal(studiocolor bar)

RFinput

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9.2WBAdjustment

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lBasicallyperformcheckingusingtheproduction softwareand makeautomaticadjustment

usingexternalcomputer.

lLetthepanelstand formorethan3hoursatmorethan 20°C.

lBasicallyperformassembletocompletion intheambientenvironmentofroomtemperature

morethan20°C.

lTheagingtimeismorethan20 minataboveroomtemperature.

1.EnterintoWBadjustmentintheplantadjustmentmodeand measuretheWHITEbrightness

datatocheckthatit ishigherthan400 cd/m2

(When it isbelow400 cd/m2, makere-measurementin30 minutesaftercold-on.)

2.FortheExcelcalculation sheet,use"LX1series,calculation software".

3.Usingthejig, measurethebrightnessand chromaticitycoordinatesofsinglecolors,white,red,

greenand blue,atthemaximumbrightness(usingbasicdata)and calculatethegammadata

correctedatthemaximumbrightnessusingExcelcalculationsheeton theexternalcomputer.

4.Writethevaluescalculatedin 3 aboveinthegammadatapartinEEPROM.

EEPROMAdr:

0C58h-0C5Bh, 0C5Ch-C5Fh...R(colortemperatureNormal)

0C08h-0C0Bh, 0C0Ch-0C0Fh...G(colortemperatureNormal)

0C30h-0C33h,0C34h-0C37h ...B(colortemperatureNormal)

5.Reflectthedatain4aboveand selectgrayand measurethebrightnessand chromaticity

coordinateatthattimeand calculatethegammadata(colortemperature,normal)and cooland

warmcolortemperatures,correctedathalf-tone,usingtheexternalcomputer.

6.Writethevaluescalculatedin 5 aboveinthegammadatapartinEEPROM.

EEPROMAdr:

0C58h-0C5Bh, 0C5Ch-0C5Fh...R(colortemperatureNormal)

0C08h-0C0Bh, 0C0Ch-0C0Fh...G(colortemperatureNormal)

InstrumentNameConnect toRemarks

1.Remotecontroller

2.LCDWBmeter(Minolta CS-1000equivalent)

3. Communication jig

4. Computerfor external control

Correlation canbealsotakenby CA-110 orequivalent

http://servis-manual.com/

0C30h-0C33h,0C34h-0C37h ...B(colortemperatureNormal)

0C50h-0C53h,0C54h-0C57h ...R(colortemperatureWarm)

0C00h-0C03h,0C04h-0C07h ...G(colortemperatureWarm)

0C28h-0C2Bh, 0C2Ch-0C2Fh...B(colortemperatureWarm)

0C60h-0C63h,0C64h-0C67h ...R(colortemperatureCool)

0C10h-0C13h,0C14h-0C17h ...G(colortemperatureCool)

0C38h-0C3Bh, 0C3Ch-0C3Fh...B(colortemperatureCool)

7.Reflectthedatain6aboveand CHECKthatthechromaticitycoordinatesatcheck and GRAY,

arewithinthevaluesgivenbelow.

CHECK:x=0.264±0.005 y=0.269 ±0.005

GRAY:x=0.268 ±0.005 y=0.267 ±0.005

¡WhenwritingdataintoEEPROM,makethisprocedureaftersendingtheWP(write

protect)cancellationcommand (70 8800).

Also,WP(writeprotect)settingcommand is70 88 FF.

8.EEPROMDATAsavingplaceforWB(gammadata)backup

0C18h-0C1Bh →0C08h -0C0Bh

0C1Ch-0C1Fh →0C0Ch -0C0Fh

0C40h-0C43h →0C30h-0C33h

0C44h-0C47h →0C34h-0C37h

0C68h-0C6Bh →0C58h -0C5Bh

0C6Ch-0C6Fh →0C5Ch -0C5Fh

Note:

Aftercompletionofadjustment,recordthecompletion timeifit took morethan35 minutesafter

aging.

LCDpanelsthatdo notfit intotheabovecheck specification shall bediscussedseparately.

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