Haier LE40K5000TF Service Manual
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Haier LE40K5000TF Service Manual

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SERVICE MANUAL
LED TV
LE40K5000TF
Model No.
Chassis
6308N
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 by electricity should be serviced or repaired only by experienced professional technicians. Any attempt to
service or repair the product or products dealt with in this service information by anyone else could result in serious injury or death.

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Summary of Contents for Haier LE40K5000TF

  • Page 1 SERVICE MANUAL LED TV LE40K5000TF Model No. Chassis 6308N 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.

  • Page 2: Table Of Contents

    Service Manual Model No.: Chapter 1: General Information 1-1. Table of Contents 1. General Information................1-1. Table of Contents 1-2. General Guidelines 1-3. Important Notice 1-4. How to Read this Service Manual ..................3. Location of Controls and Components........... 3-1. Board Location 3-2.
  • Page 3 Service Manual Model No.: 8. Measurements and Adjustments..…………......8-1. How to enter into the factory model 8-2. How to update software 8-3. How to enter into the Hotel Model 9. Trouble-shooting………….............. 9-1. Simple Check 9-2. Main Board Failure Check 9-3. Panel Failure - 02 -...

  • Page 4: General Guidelines

    Service Manual Model No.: 1-2. General Guidelines When servicing, observe the original lead dress. If a short circuit is found, replace all parts which have been overheated or damaged by the short circuit. After servicing, see to it that all the protective devices such as insulation barriers, insulation papers shields are properly installed.
  • Page 5 Service Manual Model No.: 1-3-6 Safety Check after Repairment in the original positions, or whether there are the positions which are deteriorated around the serviced places serviced or not. Check the insulation between the antenna terminal or external metal and the AC cord plug blades. And be sure the safety of that. General Servicing Precautions 1.
  • Page 6 Service Manual Model No.: Electrostatically Sensitive (ES) Devices Some semiconductor (solid-state) devices can be damaged easily by static electricity. Such components commonly are called Electrostatically Sensitive (ES) Devices. Examples of typical ES devices are integrated circuits and some field-effect transistors and semiconductor "chip"...

  • Page 7: How To Read This Service Manual

    Service Manual Model No.: 1-3-8. Photo used in this manual The illustration and photos used in this Manual may not base on the final design of products, which may differ from your products in some way. 1-4. How to Read this Service Manual Using Icons: each icon is described in the table below: Note:...
  • Page 8 Service Manual Model No.: Model LE40K5000TF Screen Size 40 inch Aspect Ratio 16:9 Resolution 1920*1080 8.5 (GRAY TO Response Time (ms) GRAY) Angel of View 176o Color Display 16.7M 510(DTV);100(ATV) No. of Preset Channels OSD Language English Color System PAL/NTSC/SECAM...

  • Page 9: Location Of Controls And Components

    Service Manual Model No.: 3. Location of Controls and Components 3-1 Board Location A Board B Board Description A Board Mainboard Power Supply B Board 3-2 Main Board - 08 -...
  • Page 10 Service Manual Model No.: 3-2-1 Function Description: Main Board Process signal which incept from exterior equipment then translate into signal that panel can display. 3-2-2 Connector definition Main board connector Power connectors ( J 20 ) Pin number Signal name Pin number Signal name +12V...
  • Page 11 Service Manual Model No.: Keypad and remote connector (CON4) Pin number Signal name Description KEY1 KEY0 POWER FOR REMOTE REMOTE CONTROL STANDBY LED_G LAMP GREEN LED_R LAMP RED Speaker connector ( XS403 Pin number Signal name Description RSPK+ RSPK+ RSPK- RSPK- LSPK- LSPK-...

  • Page 12: Power Board

    Service Manual Model No.: 3-3. Power Board 3-3-1 Function Description: Supply power for Main board, Panel. 3-3-2Connectordefinition CON201 Pin number Signal name +12V +12V +5VSTB POWER ON/OFF ON/BK SGND - 11 -...
  • Page 13 Service Manual Model No.: 3-4. LED Panel V400HJ6-PE1 - 12 -...
  • Page 14 Service Manual Model No.: 3-4-1.Connector de finition Name Description Note No connection I2C clock (For Vcom tunning) I2C data (For Vcom tunning) No connection No connection No connection SELLVDS LVDS data format Selection (3)(4) No Connection No Connection No connection Ground ORX0- Odd pixel Negative LVDS differential data input.

  • Page 15: Disassemble And Assemble

    Service Manual Model No.: 4. Disassemble and assemble 4-1 Remove the Pedestal faces upward 4-2Remove the Back Cover unit. 4-3. Remove the adhesive tape Remove the adhesive tape indicated on the - 14 -...

  • Page 16: Remove The Main Board

    Service Manual Model No.: 4-4 Remove the Main board X21 J20 CON4 J24 XS403 4-5 Remove the speaker Take out the speaker - 15 -...

  • Page 17: Remove The Remote Control Board

    Service Manual Model No.: 4-6 Remove the remote control take out the Remote Control and Keypad Assembly 4-7 Remove the Power Supply - 16 -...

  • Page 18: Installation Instructions

    Service Manual Model No.: 5. Installation Instructions 5-1 External Equipment Connections Accessories Battery User GUIDE Remote Control Antenna Connection Connect one end of a coaxial cable (not included) to the ANT IN jack on the back of your TV/DVD combo, then connect the other end of the cable into the antenna or cable TV wall outlet.
  • Page 19 INSTALLATION ANTENNA * The TV appearance subject to material object. Note: Aerial connections: IEC(female). Input impendance: 75 unbalanced. STEPS: Be sure both the TV and computer are Power off. 1.Connect VGA and audio cable 2.Connect power cord 3.Power on the TV, switch to PC mode 4.Power on the PC This sequence is very important.
  • Page 20 INSTALLATION * Subject to material object. AC INPUT HDMI2(ARC) HDMI3 SCART PC AUDIO 100 240V~ 50/60Hz SUPPORTED MODE (PC) V.Freq.(Hz) H.Freq.(KHz) RESOLUTION 640*480 31.47 800*600 37.88 48.36 1024*768 1366*768 47.71 1280*1024 63.98 1920*1080 67.5 (Only for 40") NOTE: PC V.Freq.(Hz) not more than 60Hz. PRESET MODE (HDMI) V.Freq.(Hz) H.Freq.(KHz)
  • Page 21 INSTALLATION Green (Y) Blue (Pb/Cb) W White(AUDIO L ) Red (AUDIO R, Pr/Cr) Y Yellow (VIDEO) AC INPUT HDMI2(ARC) HDMI3 SCART PC AUDIO 100 240V~ 50/60Hz Audio/Video machine with HDMI interfaces COMMON INTERFACE(CI) HDMI1 OPTICAL YPbPr AV IN HEADPHONE Audio Receiver CVBS, DVD Player or other CVBS, DVD Player or other machine with YPbPr/YCbCr.

  • Page 22: Hdmi Connections

    Service Manual Model No.: 5-2 HDMI Connections When the source device(DVD player or Set Top Box) supports HDM How To Connect 1. Connect the source device to HDMI port of this TV with an HDMI cable(not supplied with this product). 2.
  • Page 23 Service Manual Model No.: Cable sample HDMI Cable (not supplied with the product) HDMI to DVI Cable ( not supplied with the product) Analog Audio Cable (Stereo to RCA type) (not supplied with the product) - 22 -...
  • Page 24 Service Manual Model No.: Power source TO USE AC POWER SOURCE Use the AC polarized line cord provided for operation on AC. Insert the AC cord plug into a standard polarized AC outlet. NOTES: Use the attached power cord only. electrician replace the obsolete outlet.

  • Page 25: Operation Instructions

    S e r v i c e M a n u a l M od e l No . : 6. Operation Instructions 6-1 Front panel controls SOURCE MENU V CH CH+ Standby ≤8m SOURCE Display the input source menu. Remote control sensor.
  • Page 26 Service Manual Model No.: 6-3 Setting Up Your Remote Control SCREEN Press to change picture aspect ratio. Press to open the on-screen menu.In teletext mode,press to open the INDEX page. Press to navigate the on-screen menu. Press to confirm a selection. Press to return to the previous screen.In teletext mode,press to enter mix mode.
  • Page 27 Remote Control TELETEXT Teletext is an information system broadcast by certain channels which can be consulted like a newspaper. It also offers access to subtitles for viewers with hearing problems or who are not familiar with the transmission language(cable networks, satellite channels, etc.) Press: You will obtain : This is used to call or exit teletext modes.

  • Page 28: Electrical Parts

    Service Manual Se vice Manua Model No.: Mode N 7. Electrical parts 7-1.Block D iagram AV_L/R YUV_L/R VGA L/R SCART L/R AV_OUT L/R OUT - 26 -...

  • Page 29: Circuit Diagram

    Circuit Diagram 10uF/10V/X5R 10uF/10V/X5R 0.1uF/16V/Y5V 100uF/16V/lowESR 10uF/10V/X5R/NC 10uF/10V/X5R 0.1uF/16V/Y5V 0.1uF/50V/X5R 0.1uF/50V/X5R 10uF/25V/X5R 10uF/25V/X5R 0.1uF/16V/Y5V 0.1uF/16V/Y5V 4.7uF/10V/X5R 0.1uF/16V/Y5V 0.1uF/16V/Y5V 0.1uF/16V/Y5V 4.7uF/10V/X5R 220uF/10V/LowESR 0.1uF/16V/Y5V 10uF/10V/X5R 0.1uF/16V/Y5V 0.1uF/16V/Y5V 0.1uF/16V/Y5V 0.1uF/16V/Y5V 0.1uF/16V/Y5V 4.7uF/10V/X5R 0.1uF/25V/X5R 1000pF 0.1uF/16V/Y5V 0.1uF/16V/Y5V 1000pF 1000pF 0.1uF/16V/Y5V 0.1uF/16V/Y5V 0.1uF/16V/Y5V 1000pF 1000pF 1000pF 1000pF 1000pF...
  • Page 30 TV OPERATION Press the ◀▶ to select the right disk and press OK to display media files and folder list or choose Return to back to the media type selection menu. OSD Language English Restore Factory Caption Blue Screen < >...
  • Page 31 2 2uF/16V/X7R 2 2uF 16V/X7R 0 1uF/16V/Y5V 0 1uF/16V/Y5V 0 1uF/16V/Y5V 0 1uF/16V/Y5V 0 1uF 16V/Y5V 0 1uF/16V/Y5V 0 1uF/16V/Y5V 0 1uF/16V/Y5V 0 1uF/16V/Y5V MIU1 0 1uF/16V/Y5V/NC 0 1uF/16V/Y5V 0 1uF/16V/Y5V 0 1uF 16V/Y5V VDDQ VDDQ VSSQ VDDQ VSSQ VDDQ VSSQ VDDQ VSSQ...
  • Page 32 0.1uF/25V/X5R 0.1uF/25V/X5R 0.1uF/25V/X5R - 30 -...
  • Page 33 0.1uF/16V/Y5V...
  • Page 34 ESD_0402_10pF D818 ESD_0402_10pF D819 ESD_0402_10pF D806 ESD_0402_10pF D807 ESD_0402_10pF D808 ESD_0402_10pF ESD_0402_10pF D809 ESD_0402_10pF D810 ESD_0402_10pF D811 ESD_0402_10pF D826 SCART-R ESD_0402_10pF D827 ESD_0402_10pF D820 SCART-G ESD_0402_10pF D821 SCART-B ESD_0402_10pF D822 SCART-AV-IN ESD_0402_10pF D825 ESD_0402_10pF D823 ESD_0402_10pF D824 ESD_0402_10pF D812 - 32 -...
  • Page 35 ESD_0402_10pF D841 ESD_0402_10pF D842 ESD_0402_10pF D829 ESD_0402_10pF D839 ESD_0402_10pF D840 ESD_0402_10pF D837 ESD_0402_10pF D838 - 33 -...
  • Page 36 0.1uF/16V/Y5V 10uF/10V/X5R 0.1uF/16V/Y5V 10uF/10V/X5R 0.1uF/16V/Y5V 10uF/10V/X5R 0.1uF/16V/Y5V 10uF/10V/X5R - 34 -...
  • Page 37 10uF/25V/X5R PBTL AVCC AGND PVCCR PVCCR PGND PGND PVCCL PVCCL - 35 -...
  • Page 38 220nH/SDWL1608CR22JSTFM01 0.1uF/16V/Y5V 0.1uF/16V/Y5V 0.1uF/16V/Y5V 330nH /SDWL1608CR33JSTFM01 10uF/10V/X5R 0.1uF/16V/Y5V 10uF/10V/X5R 0.1uF/16V/Y5V E_PAD SCL-T GPIO1 SDA-T TESTIN1 XTAL_P GPIO2 XTAL_N TESTIN3 TESTIN2 AGC_D AGC_A - 36 -...
  • Page 39 10uF/10V/X5R 0.1uF/16V/Y5V 0.1uF/16V/Y5V/NC - 37 -...
  • Page 40 10uF/10V/X5R 10uF/10V/X5R/NC 0.1uF/16V/Y5V - 38 -...
  • Page 41 0.1uF/16V/Y5V 0.1uF/16V/Y5V - 39 -...
  • Page 42 10uF/25V/X5R 10uF/25V/X5R 0.1uF/50V/X5R 0.1uF/16V/Y5V/NC 470uF/16V/lowESR/NC 0.1uF/50V/X5R/NC 10uF/10V/X5R/NC 10uF/10V/X5R/NC 10uF/10V/X5R 10uF/10V/X5R 0.1uF/16V/Y5V 100pF/50V/X7R 10uF/25V/X5R/NC 10uF/25V/X5R/NC 0.1uF/50V/X5R 470uF/16V/lowESR/NC 10uF/10V/X5R/NC 10uF/10V/X5R 10uF/10V/X5R/NC 10uF/10V/X5R/NC 0.1uF/16V/Y5V - 40 -...

  • Page 43: Wiring Connection Diagram

    Service Manual Model No.: 7-3 .Wiring Connection Diagram NO.Name Connection Wire(For Speaker) Connection Wire(Power For Mainboard) LVDS Wire Connection Wire(For Remote and Keyboard) wife Wire - 41 -...

  • Page 44: Measurements And Adjustments

    Service Manual Model No.: Measurements and Adjustments Basic Operation DVB Tuning Type Power supply to switch on/off this Unit DVBT DVBC Before switch on, ensure that all connections will be proper and correct.Press Power on/off (at the botton of the rear panel of this Unit) to turn on/off this Unit.When the power indicator turns red, this Unit accesses the power on and Select DVB-T, press the OK button enter the country select...
  • Page 45 Operation When exit the tuning status, a pop-up screen will be displayed, select the YES item,then press the OK button to User Mode confirm to enter the Network menu. Network Picture Sound Network Wired Network > Brightness Wired Network Connected > Contrast Wi Fi Network >...
  • Page 46 Operation 4.1.3 Auto Tuning (DVB-C) 4. TUNER MENU In the Channel tuning, press the ◀▶ buttons to select 1). Press the MENU button and then press the ▼ button to enter the TUNER submenu. ATV/CADTV/CADTV+ATV. 2). Press the ◀▶ buttons to select submenu Antenna Type/Auto Tuning/Manual Tuning/Program Edit/Signal/CI Channel Tuning CADTV...
  • Page 47 Operation 4.2.3 ATV Manual Tuning 4.2 Manual Tuning You can change the sound system to search the analog TV 4.2.1 DTV Manual Tuning (DVB-T) channels and fine tune the channels, the storage the 1).Press the◀▶ buttons to select the Manual Tuning menu channels you selected.
  • Page 48 Operation 4.4 Signal/CI Info Network Mode Signal / CI Info Auto Connect > Signal Information Manual Connect > CI Information Press the ▲▼ and OK buttons to select the Auto Connect, Move Enter MENU and the Connect State will pop-up and the Connecting state will display on the screen.
  • Page 49 Operation Please Enter Wifi Password Network State The Wifi network you select: D Link_DIR_616 IP Address: Password ********** Display Password IP Mask: IP Getway: Cancel IP DNS: Press ◀▶ to move the cursor to select the Display Password stay On, it will show you the Wi-Fi password. Connect Press the ▼▲...
  • Page 50 Operation OPTION OPTION RealTop DLNAd Directories: 4 Files: 0 Total: 4 HDMI CEC Audio Language Italian Movie Blue Screen Subtitle Browse Folders Music Pictures Video Store Cookies Subtitle Language Italian Photo Hearing Impaired Shop Mode Music AD Switch Restore default PVR File System USB Upgrade Return...
  • Page 51 OK button to enter into the Apps home page. At the first, button to play the file. the Haier Smart-TV portal window is pop-up, press the ▼▲ buttons and press the ok button to set apps language and enter into the terms of service page.
  • Page 52 Press the Exit key to exit the browser application. Note In the Haier Apps applications and the browser application , the PVR schedule will be ignored. 10. USB Player Press source key, and select USB in source list, press OK button to enter the USB menu.

  • Page 53: How To Enter Into The Factory Model

    Service Manual Model No.: 8.1 How to enter into the factory model 8.1 How to enter into the factory model 8.1 How to enter into the factory model 1. You can press "source-2-5-8-0" to go into factory setting. Presse the key "exit" to shut the factory setting.

  • Page 54: How To Update Software

    Service Manual Model No.: 8.2 How to update software Haier 6308N upgrade with USB SOP Step 1: Ready for F/W Upgrade 1.1 Prepare a USB memory . 1.2 Copy the software file (merg.bin) from your computer to the USB memory, and remove it from computer’s USB port!

  • Page 55: How To Enter Into The Hotel Model

    Service Manual Model No.: 8.3 How to enter into the hotel model 1. You can press "source-1-0-0-1" to go into the hotel model. Presse the key "exit" to shut the hotel model. Content: 1.Hotel Mode: Hotel mode switch 2.Max Volume : Max volume limit. After setting, the max Volume of any channel is the volume you set in this setting.

  • Page 56: Trouble-Shooting

    Service Manual Model No.: 9. Trouble shooting 9-1. Simple check - 54 -...

  • Page 57: Main Board Failure Check

    Service Manual Model No.: 9-2. Main board failure check No picture but have sound Check if Blacklight is test if Q46_C（5V）、 Replace Q43 or Q45_C（5V）is normal shine Check if there is +12V at Pin35 in X21 Replace Power Replace Board Blacklight Replace the module...
  • Page 58 AV No sound but have picture Check if there is sound input signal Check the P8 JACK Check if there is signal at C222and C223 Check if there is signal at L201 and L202 Replace U201 Check HEADPHONE have sound Check P1402 JACK Check the speakers Still having  problems...
  • Page 59 No sound No picture NO LED indicate Check J20(5VSB) Change Power Board Check J20 ON/OFF High? Remote ON Change Power Board Check J20(5V 12V) Change U104 U201 U104(3.3Vsb) Check Change U109 U501 U201 Check C512 (1.18V) CE38(1.5V) Check U110 (3.3V) Change U110 Check Y201(24MHz) Change Y201...
  • Page 60 Poor sound Poor sound Verify if sound system is Change sound  correct . Input Change L(L16 L25 L18 L19) Change Speaker is OK? For ease of use, recommend that customer format the picture and sound Change Amplifier (N16) settings in the automatic option. Change MainBoard Still having ...
  • Page 61 No color for some channel program (black and white) No color for some channel program (blac k and white) Verify if the same Check out of picture and sound  problem exists in other system of this channel channels Change the channel to the right sound  check out of picture system (PAL‐D/K ) and sound system Refer to relative Change TDA18275(U1004) instructions in the...
  • Page 62 How to know whether the Power board is broken? Check 5VSB is ok take on/off to High then Power Board is broken check 5V/12V is ok Take blacklight control(sw,adj) to high,then check blacklight is shine? Power Board is ok,pls theck mainboard Still having  Check if Main board / LVDS wire / Panel are in  problems good condition ? - 60 -...
  • Page 63 Trouble Shooting • Mainboard not work Panel not work  • 1. Check the “power board “ in  1. Check the LED Back light “set‐up IC ”   main‐board whether has 12V and  output and input  are working . 5V 5vsb output . 2.Verify if the Mainboard output the   • 2.Verify if the DC/DC convertors  right On/Off signal to power board;  have the right output (1.18V,1.5V) 3.Verify if the Mainboard output the   • 3.Verify if LDO have the right  LVDS singal to panel T‐con board output (3.3V,1.2V) 4.Verify if the software is the right   • 3.Verify if the  version of this model. Mainchip(MSD6308RTEM), DDR,  5.Change the LVDS wire to check if it’s   AudioAMP…solder well; broken. • 4.Verify if the FLASH(U1202) has  the right software and work well; •...
  • Page 64 Trouble Shooting Power board not work  1.Verify if the power cord connect well?  Verify the power cord+5V standby is   working. 3. Check if voltage of the POWER ON/OFF   of the power board part is on the high  level voltage 4. +12V/+5V output ;check if there is   +12V/+5V output on the power board Check if Main board / LVDS wire / Panel   are in good condition ? - 62 -...

  • Page 65: Panel Failure

    Service Manual Model No.: 9-3. Pannel failure Failure Mode Part Name Description Phenomena Failure cause Block Defect :TCP cracking or cracking Dim or L/D :TCP Sunken V B/D Vertical bar :TCP lead cracking :ACF bonding short :Awful environment and something electric enter V Dim Vertal gray line into LCD...
  • Page 66 Service Manual Model No.: Part Name Description Phenomena Failure cause I n c o m i n g I n s p e c t i o n Standard Bright dot dark dot in Dot Defect pannel Bladder between Polarizer and top glass Polarizer Bubble Bladder in Polarizer...
  • Page 67 Service Manual Model No.: Failure Mode Part Name Description Phenomena Failure cause White Screen B/L normal, only white screen display M a y b e c a u s e d by surge current Black Screen B/L normal, and EDS only Black screen display FIIcker...
  • Page 68 Service Manual Model No.: Failure Mode Part Name Description Phenomena Failure cause Mechanlcal When Caused Nolse turn panel,appear b y M e c h a n i c a cacophony noise of backlight unit Ripple Connectric circle Causeed by between mechanism and pannel B/L off...
  • Page 69 Service Manual Model No.: Failure Mode Part Name Description Phenomena Failure cause Brightness B/L unit badness at bottom of LCM Light leakage brighter than normal B / L b r i g h t n e s s Sheet in B/L unit Mechanlcal or B/ asymmetric is uneven...

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