Haier HL42XR1 User Manual

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M
SERVICE MANUAL
COLOR TV
Customer Model: HL42XR1
Service Model: HL42XR1a
CHASSIS: MTK5380L
WARNING
This service information is designed for experienced repair technicians only and is not designed for use by the general public. It does
not contain warnings or cautions to advise non-technical individuals of potential dangers in attempting to service a product. Products
powered b electricity should be serviced or repaired only by experienced professional technicians. Any attempt to service or repair the
product deal with in this service information by anyone else could result in serious injury or death.
_#2009 (Qingdao Electronics limited company)
All rights reserved. Unauthorized copying and distribution is a violation of
law.
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Summary of Contents

Page 1 - SERVICE MANUAL

MSERVICE MANUALCOLOR TVCustomer Model: HL42XR1Service Model: HL42XR1aCHASSIS: MTK5380LWARNINGThis service information is designed for experienced repa

Page 2 - CONTENTS

Pin# Signal1 GNDGNDGND4 GND5 GND6 24V7 24V8 24V9 24Vi0 24VPin# Si_nal12V2 12V3 GND4 6ND5 5VSB6 OI_7 ON/OFFCON1CON2Pin#124Signal6ND24V24VIO

Page 3

3-4. LCD Panel3-4-1 Function Description: Display the signal.3-4-2 Connector definitionNo S_I Descd_ion'1 GND Gr,au_2 NC No Conn_tign3 NC No Conn

Page 4 - 1. General Information

NoBit Sel_t 'H' or NC= 10bit(D)_ 'L' = 8bit28 _AN SECOND LVDS R_eiver Sig_l (A-)SECOND LVDS R_eiver S,ig_l (A+)...

Page 5

4-1 Remove the Pedestal 4-3. Remove the speakerRemove the two screw from the speaker indicatedon figure above by red line.(]) [Jay down the unit so th

Page 6 - 2. Specification

4-5 Remove the power module 4-8 Remove the keypad control_1_ Remove the four screw indicated on thefigure above by the red line._2_ Then remove the po

Page 7 - 3-2 Main Board & AV Board

5.installationinstructionExterna| Equipment ConnectionsAccessoriesHaie¢ oTFT-LCD TVOWNER'S MANUAL7Remote control Owner's manualAlkaline batt

Page 8

5.1 External Equipment ConnectionsNOTE: All cables shownare not included with theTV.Choose Your ConnectionThere are several ways to connectyour televi

Page 9

External A/V Source SetupHow to connectConnect the audio and video cables from the externalequipment's output jacks to the TVinput jacks, as show

Page 10

Connecting a DTV(digitai TV)This TV can receive Digital Over-the-air/Cable signals withoutan external digital set-top box. However, if you do receiveD

Page 11 - 3-4-2 Connector definition

Connecting a computerHowtoconnect1. To getthe bestpicture quality, adjustthe VGAgraphics card to 1024x768.2. Usethe TV'sVGAor DVI (Digital Visual

Page 12 - 45 GND Ground

CONTENTSTable of contents ... 21. General Information ...

Page 13 - 4-2Remove the Back Cover

5.2 HDNll and DVI ConnectionWhen thesource device(DVD player or SetTop Box) supports HDMIHow To Connect1. Connect thesource device toHDMI portof thisT

Page 14 - 4-6 Remove the Main board

Cable sample\HDMI Cable(not supplied withthe product)HDMI to DVl Cable(not supplied withthe product)Analog Audio Cabte(Stereo to RCA type)(not supplie

Page 15 - OWNER'S MANUAL

Connecting HeadphonesYou can connecta set of headphones to your set if you wish to watch aTV programme withoutdisturbing the otherpeople in theroom.Pl

Page 16 - @ @ DV,AUD,O

6. Operation InstructionsBasal informationiI_' ):;;! 'qHL26K1/HL32K1/HL32XK1/HL42XK1®i iili...®i-¸ •... i/ ...

Page 17 - ©@©@@'

6-2 Back panel connections©Pb PriL-AUDIO -R S-VIDEO®L i°IDVI AUDIO/L-AUDIO -R@VGA AUDIO VGA@L-AUDIO -Ro@ @ oo o®®®@1. Digital Audio Output: Connect: v

Page 18 - Connecting a DTV(digitai TV)

6-3 Setting Up Your Remote ControlThe remote control cannot be operated unless the batteries are properly loaded.When using the remote control, aim it

Page 19 - L-AUDIO-R ::S-VIDEO

7. Electrical parts7-1. Block diagramT_E:5A¥LLYPBPELRmmmMTK5380LMT8292DO_L_SYLAT T_L D_FLAYTPA31017-2. Circuit Diagram 26

Page 20 - 5.2 HDNll and DVI Connection

1 F 1 FMT5380 (DDR1)MODEL NAME: MT5380P1-V2+/2Voleo01. INDEX02. DIGITAL POWER03. ANALOG POWER04. PERIPHERAL05. ANALOG PLL/USB2.0/TUNER06. DDR1 MEMORY0

Page 21 - Cable sample

+5V9U1 AZ1117/adjSOT223/SMD DV33 AV333 C_ L134I,. 5 ouTI... t __NS/FBA 1 1 1_,_o,o_o,1yJ 110_°/o _CE71 _ CE1 / Os_3 ', I CB37S 20uF/16v 100uF/16

Page 22 - Connecting Headphones

U7 AZ1117/adjSOT223/SMD+_v __CE22 _ CB18_ O.luF100uF/16V 71CO4O2/SMDC100UF16\ 'D6.3H' Rt2' 110__,RO6O MD' R14, 180 Y_MDAV33IC573 l

Page 23 - +\/ ...(_)

118-2. Measurements and Adjustments ... 43Trouble shooting ...

Page 24 - 6-2 Back panel connections

DV33R394.7KRO693/SMDOSDAOOSDA0OSCLOOSDA1OSCL1OPWM0 1q,qOPWMI 2o4OPWM2 ?0,_VCXO 148OXTALO 14,5OXTALI 146AVCC SRV 14qAVDD33 XTAL 147ADIN4 154ADIN2 @ADIN

Page 25 - SO eof _

] F ] FUI3DAVDD12 ADCPLL /f! _USB DM _ USB VRT AVDD12 PLL USB VRtiff USB DM AVDD12 TVDPLL /fi 7 T@ 603/SMDAVDDI2HDM_PLL _55 AVDD12 PLLAVDD33 USB _6 US

Page 26 - 7. Electrical parts

RDQS0 11RDQM0 13RDQ0 9RDQ1 6RDQ2 7RDQ3 6RDQ4 ,5RDQ5 4RDQ6 3RDQ7 ?RDQSI 17RDQMI 15RDQ8 19RDQ9 _0RDQ10 71RDQ11 ?pRDQ12 _3RDQ13 _4RDQ14 ?,5RDQ15 _6MEM VR

Page 27 - D!

T T T TPOCEO#POOE#PDDOPDD1?,5P?,51?50749DVI 0U13JPOCE0 UORXPOOE UOTXPDD0PDD1 OIRIJTMSJTRSTJTCKJTDOJTDIMT5380 SMD LQFPLQFP256/SMD/5388/9JTDO R569_ UORX

Page 28 - ,O--OA

RX0CB NRX0C NRX00B NRX00 NRX0 IB NRX0 I NRX02B NRX02 NUI3Ki7R RX0CB EXT REsLZZ_<nq RX0C OPW_ SV 7_nl RX00Bn? RX00n_ RX0 18n_ RX012n4 RX0 I AVDD33HD

Page 29 - 9v I I °033sMDrER

A0N _44A0P 943AlP _ 1A2N _aA2P ;_CKINA3NA5N _ qASP _aASN _A6P _7CK2N _A7N ??A7P ??3A0N AVDD33LVDSAA0P AVDD33LVDSBAIN AVDD33LVDSCA2PCKINCKIP TP2A3N TN2

Page 30 - POWER DOWN RESET# CIRCUIT

SPDtFOut(Vertical)UlSEDVDDI2VGA 117AVSS12RGBADCYOPYON AVDD2RG_DCPBOPAvss4_ RGBFE 1_'_ AVSS12RGBFEPBRON AVDD2RGBFEAVDD12RGBFE 1_1PROPsoY,Y_Y_pB_pp

Page 31 -

UTX#--I VGASDA IN1?ESD 0402 t0pFHSYNC# R160 0 HSYNC_R0603/S1D LD23 R164 C133ESD 0402 t0pF 2K 5pFC0402/SMD _ R0603/SMD_ C0402/SMD+5VSBRi D281N41481N414

Page 32 - • _ I 4 I _ I 2 I _ "

] r ] rUI3Fd vBs3ICVBS0 DVDD25 VADC /41 DVSS25 VADC C569CVBSI CVBSI DVSS25 VADC /42s_o GND _UNEm m_ GNO TUNEm ql_l GNO TUNERSy1 SO0 GD CVBS /3 r] GND

Page 33 - PDDoR120 o _ot_

AIN0 L 179AIN0 R 176AIN1 L 177AIN1 R 176AIN2 L 175AIN2 R 174AIN3 L 173AIN3 R 177AVDD33 AADC 171AVSS33 AADC 103VIMD AADC 161REFP AADC 10?REFN AADC 100U

Page 34 - //lf

1. General Information1-1 General GuidelinesWhen servicing, observe the original lead dress. If a short circuit is found, replace all parts whichhave

Page 35 - ... ll

VCM33MVDDS3VCM33MGND33 5ADCOUTL RADCOUTR 7HPOL nHPGND aHPVDD /qHPOR /lAGND /_PGAOOUTL /nPGAOOUTR _4=ANSR _O_A_NSL aPMVDDS3 aP07VCMSS aP06MGND33 aP05AD

Page 36 - ...°D12:I

TP_TEST+24/165VCNA2]+24/165VToPwILl ILlrl r'lD7 RU3M D_ODES D8 RU3M D_ODESDIODBS/RU3M DIODBS/RU3MF ] F+/2VDI751N4148+/2VCE630_I47uF/IgVI_c4zuF16v

Page 37 - WASCL _IscL NO

7-3 .Wiring Connection DiagramCustomer type HL42XK1i \Factory type LA42R3Special number DC13UOE0101Special techniquedocument number AT08SR0415US12Expo

Page 38 - ...T...O_F

8. Measurements and Adjustments8-1, Service Mode8-1-1 .How to enter into Service ModeThe way to the factory mode menu:1st, press menu,2en, input 8893,

Page 39 - T l°F elco17o

8-2-2 VideoAuto ColorThe option could only be used in the VGA and Component model. When we found the color in thetwo models was abnormal. Then we can

Page 40 - I ...

Compression:Compressionstyle. RF: atv line: AV/S-Video/YPbPr/VGACompressionFactor:Compressionstate.Downmix: outputmodel.MTSSystem:usedwhendebugging.Th

Page 41 - Audio AMP

FactoryScan: AccordingtoANTENNA-ANALOG---)ANTENNA-DIGITAL---)CABLE-ANALOG---)CABLE-DIGITALto searchchannels,usedonlyin projectdebugging.TunerDiagnosti

Page 42 - Pov,,,,pp modoi

8-2-6 BacklightBacklight: adjust the backlight.8-2-7 FunctionBurning Mode:Turn it "ON" to enter the aging model, This is for factory run-in

Page 43 - 8-1, Service Mode

CleanStorage. Thefunctioncouldmakethemodelturnbacktothefactorydefaultsetting.48

Page 44 - 8-2-3 Audio

Remark:Thedateofthechartonlyis aexample,pleasedon'tadjustthefactorymodebaseonit.9. Trouble shooting9-1. Simple checkNo Picture,no soundBlank scre

Page 45 - 8-2-4 Channel

1-2-6. Safety Check after RepairmentConfirm that the screws ,parts and wiring which were removed in order to service are put in theoriginal positions,

Page 46

Horiaontal/verticalpictureshakingTelevisionoutof controlbarsorCheck for local interference such as an electrical appliance orpower tool.Disconnect the

Page 47 - 8-2-6 Backlight

9-3. Main board failure checkState: No SoundNo Sound(All Mode)1ail_FailFailFailFail51IIChange Source inputRe-soldering or changeIC U13Re-soldering or

Page 48

State= No pictureNo Raster on PanelailFailFailFailt,.vChange the backlight B/DRe-soldering or changeIC UA1 and RNA1-17Re-soldering or changeIC U13Chan

Page 49 - 9. Trouble shooting

9-4. Pannel failureFailure ModePartTCPNameV B/DV DimV L/DH B/DH DimH L/DDescriptionVertical barVertat graylineVertical colorline(light ordark forever)

Page 50 - ]i check. ,47

FlashingBright and darkdisplay alternately3.Pannel and vsc connect badFailure ModePart NameWhiteScreenBlackScreenCircuitFlickerAbnormalColorAbnormalCo

Page 51 - 9-3. Main board failure check

B/LopenB/LdownF/MwireshutWithout backlightB/L shutdownsometimeF/M inB/L ,white,batckRotundity orwirelikeOperation abnormal or systemic noiseShort bitw

Page 53 - 9-4. Pannel failure

maydamageequipment,loosedata,getanunexpectedresultorhasto restart(partof)aprocedure.Warning:A "warning"isusedwhenthereisdangerof personalinj

Page 54 - Failure Mode

3-1 Board LocationNo. Parts number DescriptionA Board Main BoardB Board Power Board3-2 Main Board & AV Board3-2-1 Function Description:Main Board:

Page 55

Pin number1234567Signal numberSWGND+5VSBGNDGND+12V+12VNotes"CNA 1-Pin 1:System power on / standbySystem board will use this pin to control system

Page 56 - Sincere Forever

Pin number123Signal numberGNDADIN l-K0ADIN2-K1Speaker connector(CNC1)Pin number1234Signal numberSPEA L+SPEA L-SPEA RSPEA R+Other con nectors:CNB2 to U

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