Haier HL42XR1 @@

Connecting acomputer

Howtoconnect

1. To getthe bestpicture quality, adjustthe VGAgraphics card to 1024x768.

2. Usethe TV'sVGAor DVI (Digital Visuallnterface)Audio INport foraudio connections,depending on your computer

connector.

[] If the graphic card on the computer does not output analog and digital RGBsimultaneously, connect only one of

eitherVGAIN or HDMI IN todisplaytheVGAon theTV.

[] If the graphic card on thecomputer doesoutput analog and digitaIRGB simultaneously, setthe TVto eitherVGAor

HDM I ;(theother mode isset toPlugand Play automaticatlyby theTV.)

3. Then,make thecorresponding audioconnection. Ifusing asound card,adjust the VGA sound asrequired.

Howtouse

1. Turnon thecomputerand theTV.

2. UselNPUTonthe remotecontrottoselectVGAor HDMIsource.

3. Check the image on your TV. There may be noise associated with the resolution, vertical pattern, contrast or

brightness in VGAmode. If noiseis present, changethe VGAmode to anotherresotution, change therefresh rate to

another rate oradjust the brightnessand contrast onthe menu untilthe picture isclear. Ifthe refresh rateof the VGA

graphiccardcan notbe changed,changetheVGAgraphiccardor consultthe manufactureroftheVGAgraphiccard.

Note

1.UseaDVl cable.

2.Avoid keepinga fixed imageon theTV's screen fora long periodof time.The fixed image may becomepermanently

imprinted onthescreen.

3. Thesynchronization inputform for Horizontal andVerticatfrequencies isseparate.

Resolution

VIDEO

@@@

Q Q

©@©

Pb Pr

© @@

L-AUDIO-R ::S-VIDEO

L

I

_mmmmmmmmmmmml

19

Contents

Main MSERVICE MANUAL COLOR TV Customer Model: HL42XR1 Service Model: HL42XR1a CHASSIS: MTK5380L WARNING CONTENTS 4. Disassemble and assemble .............................................12 Installation Instructions 6. Operation Instructions ...................................................... 23 Page 1. General Information 1-1 General Guidelines 1-2 Important notice 1-3. How to read this Service Manual 2. Specification 3. LOCATION OF CONTROLS AND COMPONENTS Page Page Page Page 3-4. LCD Panel 3-4-1 Function Description: Display the signal. 3-4-2 Connector definition Page Page 4-5 Remove the power module 4-8 Remove the keypad control 4-6 Remove the Main board 4-7 Remove the remote control 5.installationinstruction Externa| Equipment Connections -p-p 'v.--qF_ 88 5.1 External Equipment Connections Choose Your Connection 0@ "@',o @@ @@ n [] External A/V Source Setup Connecting a DVD player # Connecting a DTV(digitai TV) Digital Set=top Box Connecting a digital audio output @ @@ 5.2 HDNll and DVI Connection 2O Cable sample Connecting Headphones Power source 6. Operation Instructions Basal information HL26K1/HL32K1/HL32XK1/HL42XK1 i iili.................... i o @ o@ @ oo o @ 6-3 Setting Up Your Remote Control @-- Function introduction @ --@ 7. Electrical parts 7-1. Block diagram 7-2. Circuit Diagram 26 MT8292 L o T ....../ f.....4 d......... _oo_o I,. 5 ouTI.... t __ ,O--OA ..... C0402/SMD 0.8 X(1+1_2K) = 1.2V I i!, A 1 1 1_,_o,o_o,1 1f__000_,_yO2200F10V_,000F10V,O_._oF _%.10F T tq ,ov) 1,9,15+12v <<>> 14+9v _ ,N_OUT_ A 9v I I 033sMDrER ! 1 / / J <<>> POWER DOWN RESET# CIRCUIT DV33 ............. .............T .T Tc'.T' ..... .... ....>./ J_ J_ F_ TS F2,s DT. oF,S T. oF/SMDT oF,SoT oF,SoT oF,So o ;o IvD o Ly88.3v7_oFTloF-- oF-- oFTloF o.1oF O0 0 ,SMO' DDR#1 ? ToH402,sMTo0402,s_To0402,s_To0402,s_080_,s_o * 2_ U ICE mode O O i t 10_4 iD4_It_81 t_82 t_83 t_84 t_88 1_8_ t_80 t_88 1_8_ //lf...... R212G ____ _ ,_1_-_- AV33_OM_ _ VERTICAL MOUNT ............. ll LVDS OUT ........ 1 ...... TT '_4.... .....D12:I......... _,....Ii@4 il.... :_...............il.... II ................ II .......... DI:III:...... soG vo so oporto1 104 04t EEP OM24002L ] r ] r d vBs3I s_o GND_UNEm m_ GNOTUNEm ql_l GNO TUNER ............................A..... ....... T.........T.... T ........._ .... T ........._-.... ...... II ............ T lF elco17o ADCOUTR 7 HPOL n HPGND a & //// / .... ...v .......... = ..... II.........A...... TO:AMP ....._UT...._i A_OUT.... . _A_. <<>> _AR. All capacitor must be >=35V 7-3 .Wiring Connection Diagram Pov,,,,pp modoi J J Wr k .;_i \._ <i 8. Measurements and Adjustments Page Page Page Page Page Remark: Thedate ofthe chart onlyis a example,pleasedon'tadjustthe factorymodebase onit. 9. Trouble shooting 9-1. Simple check Horiaontal/vertical pictureshaking Televisionoutof control I bars ]i check. ,47 I I] _ J Y ] I State= No picture I 9-4. Pannel failure TCP (C) Panel or Polarizer Bladder between Polarizer and top glass Tine or rigidity arose !