Haier HL42XR1 9-4. Pannel failure

9-4. Pannel failure

Failure Mode

Part

TCP

Name

V B/D

V Dim

V L/D

H B/D

H Dim

H L/D

Description

Vertical bar

Vertat gray

line

Vertical color

line(light or

dark forever)

Horizontal

bar

Horizontal

gary line

Horizontal

line(light or

dark forever)

Failure cause

Block Defect :TCP cracking or cracking

Dim or L/D :TCP Sunken

:TCP lead cracking

:ACF bonding short

:Awful environment and something electric enter into

LCD

:Mis-align between TCP and Panel

:Panel failure

:TCP failure

Phenomena

(C)

ACF bnding _nd P_

Failure Mode

Part Name Description Phenomena Failure cause

Panel or

Polarizer

Dot Defect

Polarizer

Bubble

Polarizer

Scratch

F/M inside

Polarizer

Bright dot dark

dot in pannel

Bladder in

Polarizer

Polarizer Scratch

Eyewinker inside

Polarizer

D_k

Dot Incoming Inspection Standard

Bladder between Polarizer and top glass

Tine or rigidity arose

Eyewinker inside Polarizer

Abnormal 1.Chip lose action

Circuit Abnormal Display

Display 2.1C ahort or jointiog bad

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 !