Haier LE40K6000SF Service Manual
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Haier LE40K6000SF Service Manual

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SERVICE MANUAL
LED TV
Model No.
LE40K6000SF
Chassis
MSD3663
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 LE40K6000SF

  • Page 1 SERVICE MANUAL LED TV Model No. LE40K6000SF Chassis MSD3663 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 LE40K6000SF Screen Size 40 inch Aspect Ratio 16:9 Resolution 1366*768 6.5 (GRAY TO Response Time (ms) GRAY) Angel of View 176o Color Display 16.7M No. of Preset Channels 100(ATV) 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 B Board A Board Description A Board Mainboard Power Supply B Board 3-2 Main Board COAXIAL LVDS PORT remote To speaker HDMI2 HDMI3 YPBPR HDMI1 LVDS Port（J1） - 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 Keypad and remote connector (CN508) Pin number Signal name Description KEY1 KEY0 POWER FOR REMOTE...
  • Page 11 Service Manual Model No.: 3-4. LED Panel CMI:V400HJ6-PE1/ - 10 -...
  • Page 12 Service Manual Model No.: 3-4-1.Connector de finition - 11 -...

  • Page 13: 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 - 12 -...

  • Page 14: Remove The Main Board

    Service Manual Model No.: 4-4 Remove the Main board 4-5 Remove the speaker Take out the speaker - 13 -...

  • Page 15: Remove The Remote Control Board

    Service Manual Model No.: 4-6 Remove the remote control take out the remote control board - 14 -...
  • Page 16 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 17: 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 18 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) - 20 -...
  • Page 19 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 20: Operation Instructions

    S e r v i c e M a n u a l M o de l N o. : 6. Operation Instructions 6-1 Front panel controls KEYBOARD Front panel SOURCE MENU V- CH- CH+ Standby 1．SOURCE： Display the input source menu. 2．MENU：...
  • Page 21 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 22: Electrical Parts

    7. Electrical parts 7-1.Block D iagram...

  • Page 23: Block Diagram

    1.10V 62569 1.8V 62565 5VSTB 5V_NOR 3.3V 3407 62565 ON/OFF HDMI1 HDMI输入X3 HDMI2 HDMI3 SPI FLASH AC-DC 5VSTB VGA输入X1 563201 MSD3663 AV1 I输入X1 LVDS PANLE AV2 输入X1 5VSTB USB1 USB输入X2 3118 TO SPK 3.3V-TUNER 3136 TUNE输入 遥控接收、键控板 音频输入X2 光感接收、指示板 AV音视频 输出...
  • Page 24 2012-10-25 欧规组件统一改为450V耐压 2013-5-23 美国市场改为400V耐压 32寸不上件 2012-11-6 ＜32寸上 D803 D804 改善低温-10oC不启动 D809由1N4007改为FR107 +12V +12V_Normal D807 D805 CY801 EC805 +12V_PD3 +12V CY800 C1034 R865 R882 68KΩ-2W-J（立式） R881 PEC6 10R/1206 10R/1206 C1053跟公板BOM不对 公板BOM 10uF/50 C1056 C1053 PD15 D809 LF801 R876 R878 R880 CY802 U807 PD16 PC14...
  • Page 25 LED控制电路，RTD2634为直接IO口控制 而U69需要加控制电路。 实测电流：240mA 冲击电流： 3.3V DC-DC 3.14V~3.46V 实测针脚：3.33V 150MA 5Vstb 规格值2A，实测0.37A 5V_Nor 主芯片端，实测电流：Irms=123.1mA，Imax=288mA。 MOS-P/KO3407,-4.1A,-30V,±20V,SOT-23, ?KEXIN R243 贴片电阻/2.2KΩ-1/16W-F-0402 +3.3V_Standby 未算高频头供电，240mA M3V3 3.3VA LD22 LEDR LED_R C139 贴片功率电感/2.2uH-2A-4.5*4*4mm，不带屏蔽 AGND CD97 R224 贴片电容/1uF-6.3V-M-0603-X5R AGND 5Vstb 贴片电容/10uF-6.3V-M-0402-X5R 贴片电容/0.1uF-16V-M-0201-X5R R246 LEDG AGND C140 LED_G CD87 TLV62561 RD136 贴片电阻/4.7KΩ-1/16W-J-0402...
  • Page 26 HDMI NC/10uF/6.3V/X5R 贴片电容/2.2uF-6.3V-M-0402-X5R 贴片电容/0.1uF-16V-M-0201-X5R HDMI0_RX0N 贴片电容/2.2uF-6.3V-M-0402-X5R 贴片电容/0.1uF-16V-M-0201-X5R HDMI0_RX0N 贴片电容/0.1uF-16V-M-0201-X5R HDMI0_RX0P 贴片电容/0.1uF-16V-M-0201-X5R HDMI0_RX0P 供电 HDMI0_RX1N 理论值 实测值 纹波 贴片电容/0.1uF-16V-M-0201-X5R 贴片电容/0.1uF-16V-M-0201-X5R HDMI0_RX1N 电压 HDMI0_RX1P HDMI0_RX1P 33mV 3.3V 3.14-3.46V 3.32V HDMI0_RX2N HDMI0_RX2N HDMI0_RX2P AVDD_DDR_CMD 1.154V 60mV HDMI0_RX2P 1.15V 1.115-1.175V AVDD_DDR_DATA HDMI0_CLKN HDMI0_CLKN +1.8V_DDR FB203 +1.15V_VDDC VDDC...
  • Page 27 LVDS CONNECTOR From Main Chip TOAP RXO0+ RXO0- TOAN RO0+ RO0- TOBP RXO1+ RXO1- TOBN RO1+ RO1- TEDP TOCP RXO2+ RXO2- TOCN TEDP 3.3VA RO2+ RO2- TEDN TECLKP RXEC+ RXEC- TECLKN TEDN ROC+ ROC- TECLKP TODP RXO3+ RXO3- TODN TECLKP RO3+ RO3- TECLKN...
  • Page 28 AV1 INPUT Video Output SPDIF Output Rear AV1 公板的RD72为200R； Hori AV1 AV1_CVBS+ AV1_CVBS+ LD12 SPDIF_OUT SIDE_CVBS RD74 SPDIF_OUT 按照公版电路设计 NC/FB_11_OHM_500MA NC/150R RD109 C557 贴片电阻/75Ω-1/16W-J-0402 RD73 AV_VOUT AV1_CVBS+ CVBS_OUT0 2 贴片电容/33PF-50V-K-0201-C0G AV1_CVBS+ NC/75R R633 C605 D版 20测试所需， SIDE-AU-L CD58 对地100P电容 close to IC SIDE-AU-L RD100 AV1_IN_L...
  • Page 29 VGA INPUT GSCL 贴片电阻/100Ω-1/16W-J-0402 RD75 VGA_VS RD72 VGA_HS 贴片电阻/100Ω-1/16W-J-0402 5Vstb VGA_BIN GSDA VGA_GIN VGA_RIN 贴片电阻/4.7KΩ-1/16W-J-0402 RX22 RX23 贴片电阻/4.7KΩ-1/16W-J-0402 RD94 GSDA VGA_DDC_SDA 贴片电阻/10KΩ-1/16W-J-0402 RD95 贴片电阻/10KΩ-1/16W-J-0402 GSCL VGA_DDC_SCL AGND 贴片电阻/100Ω-1/16W-J-0402 VGA座/母座，D-SUB，蓝色，F(3.08)锁，带螺丝，小号 贴片电阻/100Ω-1/16W-J-0402 RX24 VGA_BIN VGA_B+ 贴片电阻/33Ω-1/16W-J-0402 From Main Chip RX25 贴片电阻/75Ω-1/16W-J-0402 VGA_B+ VGA_B+ VGA_G+ VGA_G+...
  • Page 30 9108/3113(3110)/2113 MUTE Control 插座/4P-2.54-立式-单列 CD12 CD10 RD4增加待机功率0.03W， NC/1uF/25V/X5R/0402 1uF/25V/X5R/0603 ROUT+ +12VAMP +12V 10K改为47K可以减小 +12VAMP +12VAMP ROUT- 9108/TPA3113D2 待机功率-20131115 靠近U30的供电针脚pin28。 LINEOUT_APML LOUT- MUTE MUTE# AMP-INL PVCCL LOUT+ LOUT+ LOUT+ LOUT+ 10-4A-0603 4.7K CD11 FAULT PVCCL 100uF/25V FB11 NC/贴片磁珠/600Ω-2A-0805 LINEOUT_APMR C601 贴片电容/0.1uF-16V-M-0201-X5R AMP1_L+ AMP-INR MUTE...
  • Page 31 HDMI1/MHL USB Interface 5Vstb RX1B2P +5V_VBUS HDMI0_RX2P 2 内部电路已经有上拉电阻。 RX1B2N RX1B2P HDMI0_RX2N 2 5Vstb DATA2+ RX1B1P MHL-CD-SENSE HDMI0_RX1P 2 DATA2 SHIELD RX1B1N RX1B2N RD90 贴片电阻/200Ω-1/16W-F-0402 HDMI0_RX1N 2 DATA2- HDMI_CEC 2 RX1B0P R644 NC/贴片电阻/1KΩ-1/16W-J-0402 RX1B1P HDMI0_RX0P 2 DATA1+ RX1B0N R642 USB0_DM HDMI0_RX0N 2 DATA1 SHIELD USB0_DM...
  • Page 32 I2C Interface Filter F Conn RFIN RFIN RD184 贴片电阻/4.7KΩ-1/16W-J-0402 VDD3V RD185 贴片电阻/4.7KΩ-1/16W-J-0402 NC/0.1uF/200V/0805 TUNER-GND T_SCL RT11 MAIN_TUN_SCL T_SDA MAIN_TUN_SDA 3,9 贴片电阻/33Ω-1/16W-J-0402 贴片电阻/33Ω-1/16W-J-0402 贴片电容/68pF-50V-G-0201-COG 贴片电容/68pF-50V-G-0201-COG Addr 0xF6 - filter noise from demod side IFAGC Circuit VDD3V MSTAR方案，AGC采用电流型输出，RT3的不易过大。 贴片电感-高频/39nH-200mA-0402-J，陶瓷叠层，顺络 SDCL1005C39NJTDF 其他方案，可采用参考设计要求的10K. 贴片电感-高频/270nH-100mA-0402-J，陶瓷叠层，顺络 SDCL1005CR27JTDF VAGC R103 IF-AGC-T...

  • Page 33: Wiring Connection Diagram

    Service Manual Model No.: 7-3 .Wiring Connection Diagram NO.Name Connection Wire(For Speaker) Connection Wire(Power For Panel) LVDS Wire Connection Wire(For Remote and Keyboard) - 36 -...
  • Page 34 Service Manual Model No.: 9. Trouble shooting 9-1. Simple check - 51 -...
  • Page 35 Service Manual Model No.: 9-2. Main board failure check No picture but have sound test if PU5 Pin5（0.2V）、 Pin1 normally （12V ） Check if there is +43V at Replace PU5 PEC9 Check if there is +12V at Pin30 in J1 Check if PQ6 、...
  • Page 36 Service Manual Model No.: AV No sound but have picture Check if there is sound input signal Check the input source Check if there is signal at C222 and C223 Check if there is signal at CD744 and CD743 Change U23 Check if there is signal at FB6,FB8,FB8,FB10 Change UD4 Check LD3 voltage...
  • Page 37 Service Manual Model No.: No sound No picture NO LED indicate Check `PD4(12V```) Change Mainboard   Check PD3(12V) Change Mainboard Check LD22(3.3V) Change UD8 Check Q4(3.3V) Change Q4 Change UD9 Check CD90(1.15V) Check C137(1.8V) Change U1 Check R216(3.3V`)``` Change Q4 Still having  problems Change mainchip Change Mainboard...
  • Page 38 Service Manual Model No.: Poor sound Poor sound Verify if sound system is Change sound  correct . system For ease of use, recommend that customer format the picture and sound settings in the automatic option. Update the software and  Still having  make the reboot;          or  problems change the Mainboard - 55 -...
  • Page 39 Service Manual Model No.: 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 check out of picture Change the channel to the right sound  and sound system system (PAL‐M/N  NTSC‐M) Refer to relative instructions in the...
  • Page 40 Service Manual Model No.: How to know whether the Power board is broken? Check if the power cord Reconnect the power cord with the  connect well? outlet or Power board. EC805 whether have F800 or D803/D804/D805/D807 300V Power on and check Replace PD3 PD3 whether have 12V Still having  Check if Main board / LVDS wire / Panel are in  problems good condition ? - 57 -...
  • Page 41 Trouble Shooting • Mainboard not work Panel not work  • 1. check if there is +12V/+5V output  1. check if the voltage input and   on the power board output of voltage boost IC of the  • 2.Verify if the DC/DC convertors have  backlight is OK. the right output (5V,3.3V,1.8V,1.15V) 2.Verify if the Mainboard output the   • 3.Verify if the Mainchip(MSV56),   right On/Off signal to power board;      AudioAMP…solder well; 3.Verify if the Mainboard output the   • 4.Verify if the U204)    the right  LVDS singal to panel T‐con board software and work well; 4.Verify if the software is the right   • 5.Verify if the YS1(Crystal)  has the right  version of this model.
  • Page 42 Trouble Shooting Power board not work  1.Verify if the power cord connect well?  2. check if +5Vstandby of the power board  part is functioning normally;  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.  5.Check if Main board / LVDS wire / Panel  are in good condition ? - 60 -...
  • Page 43 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 44 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 45 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 46 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 47 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/ is uneven asymmetric...
  • Page 48 Sincere Forever Haier Group Haier Industrial Park, No.1, Haier Road 266101, Qingdao, China http://www.haier.com Printed in China...

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