MSERVICE MANUALCOLOR TVCustomer Model: HL42XR1Service Model: HL42XR1aCHASSIS: MTK5380LWARNINGThis service information is designed for experienced repa
Pin# Signal1 GNDGNDGND4 GND5 GND6 24V7 24V8 24V9 24Vi0 24VPin# Si_nal12V2 12V3 GND4 6ND5 5VSB6 OI_7 ON/OFFCON1CON2Pin#124Signal6ND24V24VIO
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
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+)...
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
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
5.installationinstructionExterna| Equipment ConnectionsAccessoriesHaie¢ oTFT-LCD TVOWNER'S MANUAL7Remote control Owner's manualAlkaline batt
5.1 External Equipment ConnectionsNOTE: All cables shownare not included with theTV.Choose Your ConnectionThere are several ways to connectyour televi
External A/V Source SetupHow to connectConnect the audio and video cables from the externalequipment's output jacks to the TVinput jacks, as show
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
Connecting a computerHowtoconnect1. To getthe bestpicture quality, adjustthe VGAgraphics card to 1024x768.2. Usethe TV'sVGAor DVI (Digital Visual
CONTENTSTable of contents ... 21. General Information ...
5.2 HDNll and DVI ConnectionWhen thesource device(DVD player or SetTop Box) supports HDMIHow To Connect1. Connect thesource device toHDMI portof thisT
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
Connecting HeadphonesYou can connecta set of headphones to your set if you wish to watch aTV programme withoutdisturbing the otherpeople in theroom.Pl
6. Operation InstructionsBasal informationiI_' ):;;! 'qHL26K1/HL32K1/HL32XK1/HL42XK1®i iili...®i-¸ •... i/ ...
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
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
7. Electrical parts7-1. Block diagramT_E:5A¥LLYPBPELRmmmMTK5380LMT8292DO_L_SYLAT T_L D_FLAYTPA31017-2. Circuit Diagram 26
1 F 1 FMT5380 (DDR1)MODEL NAME: MT5380P1-V2+/2Voleo01. INDEX02. DIGITAL POWER03. ANALOG POWER04. PERIPHERAL05. ANALOG PLL/USB2.0/TUNER06. DDR1 MEMORY0
+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
U7 AZ1117/adjSOT223/SMD+_v __CE22 _ CB18_ O.luF100uF/16V 71CO4O2/SMDC100UF16\ 'D6.3H' Rt2' 110__,RO6O MD' R14, 180 Y_MDAV33IC573 l
118-2. Measurements and Adjustments ... 43Trouble shooting ...
DV33R394.7KRO693/SMDOSDAOOSDA0OSCLOOSDA1OSCL1OPWM0 1q,qOPWMI 2o4OPWM2 ?0,_VCXO 148OXTALO 14,5OXTALI 146AVCC SRV 14qAVDD33 XTAL 147ADIN4 154ADIN2 @ADIN
] 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
RDQS0 11RDQM0 13RDQ0 9RDQ1 6RDQ2 7RDQ3 6RDQ4 ,5RDQ5 4RDQ6 3RDQ7 ?RDQSI 17RDQMI 15RDQ8 19RDQ9 _0RDQ10 71RDQ11 ?pRDQ12 _3RDQ13 _4RDQ14 ?,5RDQ15 _6MEM VR
T T T TPOCEO#POOE#PDDOPDD1?,5P?,51?50749DVI 0U13JPOCE0 UORXPOOE UOTXPDD0PDD1 OIRIJTMSJTRSTJTCKJTDOJTDIMT5380 SMD LQFPLQFP256/SMD/5388/9JTDO R569_ UORX
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
A0N _44A0P 943AlP _ 1A2N _aA2P ;_CKINA3NA5N _ qASP _aASN _A6P _7CK2N _A7N ??A7P ??3A0N AVDD33LVDSAA0P AVDD33LVDSBAIN AVDD33LVDSCA2PCKINCKIP TP2A3N TN2
SPDtFOut(Vertical)UlSEDVDDI2VGA 117AVSS12RGBADCYOPYON AVDD2RG_DCPBOPAvss4_ RGBFE 1_'_ AVSS12RGBFEPBRON AVDD2RGBFEAVDD12RGBFE 1_1PROPsoY,Y_Y_pB_pp
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
] 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
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
1. General Information1-1 General GuidelinesWhen servicing, observe the original lead dress. If a short circuit is found, replace all parts whichhave
VCM33MVDDS3VCM33MGND33 5ADCOUTL RADCOUTR 7HPOL nHPGND aHPVDD /qHPOR /lAGND /_PGAOOUTL /nPGAOOUTR _4=ANSR _O_A_NSL aPMVDDS3 aP07VCMSS aP06MGND33 aP05AD
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
7-3 .Wiring Connection DiagramCustomer type HL42XK1i \Factory type LA42R3Special number DC13UOE0101Special techniquedocument number AT08SR0415US12Expo
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,
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
Compression:Compressionstyle. RF: atv line: AV/S-Video/YPbPr/VGACompressionFactor:Compressionstate.Downmix: outputmodel.MTSSystem:usedwhendebugging.Th
FactoryScan: AccordingtoANTENNA-ANALOG---)ANTENNA-DIGITAL---)CABLE-ANALOG---)CABLE-DIGITALto searchchannels,usedonlyin projectdebugging.TunerDiagnosti
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
CleanStorage. Thefunctioncouldmakethemodelturnbacktothefactorydefaultsetting.48
Remark:Thedateofthechartonlyis aexample,pleasedon'tadjustthefactorymodebaseonit.9. Trouble shooting9-1. Simple checkNo Picture,no soundBlank scre
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,
Horiaontal/verticalpictureshakingTelevisionoutof controlbarsorCheck for local interference such as an electrical appliance orpower tool.Disconnect the
9-3. Main board failure checkState: No SoundNo Sound(All Mode)1ail_FailFailFailFail51IIChange Source inputRe-soldering or changeIC U13Re-soldering or
State= No pictureNo Raster on PanelailFailFailFailt,.vChange the backlight B/DRe-soldering or changeIC UA1 and RNA1-17Re-soldering or changeIC U13Chan
9-4. Pannel failureFailure ModePartTCPNameV B/DV DimV L/DH B/DH DimH L/DDescriptionVertical barVertat graylineVertical colorline(light ordark forever)
FlashingBright and darkdisplay alternately3.Pannel and vsc connect badFailure ModePart NameWhiteScreenBlackScreenCircuitFlickerAbnormalColorAbnormalCo
B/LopenB/LdownF/MwireshutWithout backlightB/L shutdownsometimeF/M inB/L ,white,batckRotundity orwirelikeOperation abnormal or systemic noiseShort bitw
Sincere Forever56
maydamageequipment,loosedata,getanunexpectedresultorhasto restart(partof)aprocedure.Warning:A "warning"isusedwhenthereisdangerof personalinj
3-1 Board LocationNo. Parts number DescriptionA Board Main BoardB Board Power Board3-2 Main Board & AV Board3-2-1 Function Description:Main Board:
Pin number1234567Signal numberSWGND+5VSBGNDGND+12V+12VNotes"CNA 1-Pin 1:System power on / standbySystem board will use this pin to control system
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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