Panasonic TX-22LX2 User manual

Power Source
A
C 220-240V, 50/60Hz
Power Consumption
A
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
© 2004 Matsushita Electric Industrial Co., Ltd. All
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

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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
<Housingaddress><Writingaddress>
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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