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Haier LE42H6600CU Service Manual

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Model No. LE4 2H6600CU
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.
SERVICE MANUAL
MSD3 08
WARNING
©2011 Qingdao Haier Electronics Co., Ltd.
All rights reserved. Unauthorized copying and distribution is a violation of law.
Haier Group
Chassis
LED TV

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  • Page 1 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. ©2011 Qingdao Haier Electronics Co., Ltd. All rights reserved. Unauthorized copying and distribution is a violation of law.

  • Page 2: Table Of Contents

    Service Manual Model No.: Chapter 1: General Information 1-1. Table of Contents ..............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 3-1. Board Location 3-2.
  • Page 3 Service Manual Model No.: - 02 -...

  • Page 4: General Guidelines

    Service Manual Model No.: 1-1. 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.: 1-2-6 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.: 1-2-8. 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. 1-3. How to Read this Service Manual Using Icons: each icon is described in the table below: Note:...
  • Page 8 Service Manual Model No.: Model LE42H6600CU Screen Size 41.6inch Aspect Ratio 16:9 Resolution 3840*2160 Response Time (ms) Angel of View Color Display English/French/Italian/Spanish/Germany/Dutch/Russian/Polish OSD Language Czechic/Roumania/Hungary/Greek/Portuguese Color System PAL/SECAM Audio System BG/DK/I; L/L' Audio Output Power 8W× 2 (Built-in) (W)

  • Page 9: Location Of Controls And Components

    Service Manual Model No.: 3. Location of Controls and Components 3-1 Board Location Part Number Description Main board A Board DH1TQ0D0300M 240403000476 B Board Power board 3-2 Main Board - 08 -...
  • Page 10 T.MSD309.BTU87(Europe) ENLARGED VIEW OF CHIPSET As the picture shows in right, to differ the board and chipset by resistance and mark. FRONT VIEW OF T.MSD309.BTU87 Earphone Coax Mini YPbPr SCART PC Audio In PC-RGB In RF In SIDE VIEW OF T.MSD309.BTU87 Mini AV In/ Mini YPbPr CI Slot In HDMI1 (*ARC) In...
  • Page 11 T.MSD309.BTU87(Europe) 3. FEATURES MSD309BT-SW DVB-T +MST6M40A+MSB101A(T2) MSD308BT-SW DVB-T/C +MST6M40A +MSB101A(T2) CHIPSET MSD308BT-SW DVB-T/C +MST6M40A MSD309BT-SW DVB-T +MST6M40A MARKET AREA Pan Europe English, French, German, Italian, Spanish, Portuguese (optional) LANGUAGE Panel Type PANEL Interface Dual/Single LVDS Interface Max Resolution 4K×2K Receiving Range 48.25MHz ~ 863.25MHz Input Impedance 75Ω...
  • Page 12 T.MSD309.BTU87(Europe) Frequency 100Hz~15KHz @±3dB (1KHz, 0dB reference signal) Response Amplifier power: 12V AUDIO 2×8W(8Ω) OUTPUT Max Output Amplifier power: 24V 2×9W(8Ω) Power THD+N<10%@1KHz, Audio Input:0.5V 12V/5V/5VSB Requirement POWER To Panel 5V,12V Management Standby Power Consumption < 0.2W(Board Only) COMB FILTER DEINTERLACE KEY FUNCTION MENU, CH+, CH-, VOL+, VOL-, INPUT, POWER...
  • Page 13 T.MSD309.BTU87(Europe) Max Resolution: 6500×6500 .bmp Pixel Depth: 1/4/8/16/24/32 Non-Interlaced Max Resolution: 3000×3000 .png Interlaced Max Resolution: 1500×1500 File system: Hi Speed FS, FAT32, FAT16, NTFS(NTFS compressed file is not supported). PVR function: Recording standby, time-shift, EPG recording reservation. Note: Licenses involved in specifications above are supposed to be obtained by customers themselves. ELECTRICAL CHARACTERISTICS &...
  • Page 14 T.MSD309.BTU87(Europe) Alternation Description Unit Startup time Rise time The drop time of voltage SUBSTITUTABLE PRIMARY MATERIALS The table is for reference only, the actual item is the standard. NAME TYPE BRAND BACKUP TYPE BACKUP BRAND TUNER TDA18273HN H5TQ1G63EFR-PBC Hynix K4B1G1646G-BCK0 Samsung (1G bits 1600MHz) W25Q32BVSSIG...
  • Page 16 T.MSD309.BTU87 (Europe) 5. SCHEMATICS OF IR BOARD & KEY BOARD 6. INTERFACE DEFINITION...
  • Page 17 广 州 视 源 电 子 科 技 股 份 有 限 公 司 T.MSD309.BTU87(Europe) Guangzhou Shiyuan Electronics Co.,Ltd.  *CNW1(51PIN/0.5): V-by-one HS for CHIMEI Connector SYMBOL DESCRIPTION Power input(+12V ) NO CONNECTION Ground L/R_O Output signal for Glasses Left Right signal QR-ZZPJ-017 14／22...
  • Page 18 广 州 视 源 电 子 科 技 股 份 有 限 公 司 T.MSD309.BTU87(Europe) Guangzhou Shiyuan Electronics Co.,Ltd. Input signal for Left/Right synchronous signal 2D/3D 2D/3D Enable I2C Data signal I2C Clock signal NO CONNECTION LD_EN Local Dimming Mode Enable NO CONNECTION HTPDN Hot plug detect output Open drain...
  • Page 19 T.MSD309.BTU87(Europe) ‹ *CNW18(3PIN/2.0): IR CONNECTOR Reserved SYMBOL DESCRIPTION Ground Sync for 3D glasses (IR modulation Transfer) +3.3V Power Supply ‹ CN17(4PIN/2.54): AMPLIFIER POWER SUPPLY CONNECTOR SYMBOL DESCRIPTION 12V/24V DC Power Supply 12V/24V Ground ‹ CN18 (4PIN/2.54): SPEAKER CONNECTOR SYMBOL DESCRIPTION LOUT+ Audio Left Channel Output+ LOUT-...
  • Page 20 T.MSD309.BTU87(Europe) ‹ CN5(6PIN/2.0): INVERTER CONNECTOR SYMBOL DESCRIPTION +12V DC Power Supply Back-Light ON/OFF Control for Panel Brightness Adjustment for Panel Ground ‹ CN4(10PIN/2.54): MAIN POWER SUPPLY CONNECTOR SYMBOL DESCRIPTION 5VSB +5V Power Supply when Standby Power On/Off Ground +5V Power Supply for Panel +5V DC Power Supply Ground +12V DC Power Supply...
  • Page 21 T.MSD309.BTU87(Europe) Key1 Key2 Key3 Key4 Key5 Key6 Key7(Reserved) Ground...

  • Page 22: Power Board

    Service Manual Model No.: 3-3. Power Board - 14 -...
  • Page 23 1. Power Supply Overview 1.1 Table 1 Input Electrical Characteristics Overview ( Input voltage range 90Vac-264Vac Normal voltage range 100Vac-240Vac Frequency range 50Hz/60Hz Max input AC current 3Amax at full load condition Inrush current (cold start) 50Atyp peak, 120Vac; 100Atyp peak, 220Vac Efficiency (full load) 80%min at 230Vac / maximum load Leakage Current...
  • Page 24 1.2.4 Table 5 DC Output Hold-Up Time. Output Voltage 120Vac input 220Vac input 5 mS 10 mS +24V +12V 5 mS 10 mS +5.0V 5.0VSB 5 mS 10 mS Note: All of dc output at full load. 1.2.5 Table 6 DC Output Overshoot At Turn On & Turn Off. +12V +5.0V 5.0VSB...
  • Page 25 1.4.2 Table 10 DC Output Over current Protection. ( Output Voltage Over Current Comments +24V Hiccup +12V Hiccup +5.0V Hiccup +5.0VSB 1.4.3 Table 11 DC Output Short Circuit Protection. ( Output Voltage Comments Hiccup +24V Hiccup +12V Hiccup +5.0VSB Note:* The Short Circuit protection should be test at other of dc output at min load 1.4.4 Reset After Shutdown.
  • Page 26 2.Pin Connection( Power supply connectors AC INPUT( Location : CON01 Connector type : 3.96mm-3Pin Pin assignments: Table. +24V DC OUTPUT +24V Table 13 Pin-CON200 Connection And Function TYPE : 13PIN-2.5mm Pin Connection Function +5VSB&+5V DC GROUND +5VSB&+5V DC GROUND +5VDC OUTPUT +5VDC OUTPUT POWER ON/OFF CONTROL PS_ON...
  • Page 27 Location : CN101,CN102 Connector type : PH2.0mm/2Pin or equivalent Pin No Symbol Description LED+ LED+ LED- LED- 3. Isolation ( 3.1 Table 16 ( Input To Output DC500V 50M Min (at room temperature) Note: 3.2 Table 17 ( Input To Output AC 3.0KV/10mA 50Hz 1 minute Note: 4.
  • Page 28 6. Environmental Requirement ( 6.1 Temperature ( Operating : to +35 Store: to +70 6.2 Humidity ( Operating : From10% to 90% relative humidity (non-condensing). Store: From 5 to 95% relative humidity (non-condensing). 6.3 Altitude ( Operating: Less than 2000m ( 2000 6.4 Cooling Method ( Ventilation cooling .
  • Page 30 Service Manual Model No.: 3-4. LED Panel V420DK1-LS1 is a 42” TFT Liquid Crystal Display module with LED Backlight unit and 4ch-LVDS interface. This module supports 3840 x 2160 Quad Full HDTV format and can display true 1.07G colors (8-bit+FRC). The driving board module for backlight is built-in.
  • Page 31 BLOCK DIAGRAM OF INTERFACE TFT LCD MODULE TFT LCD PANEL (3840x3x2160) X(R) Board X(L) Board OUTPUT CONNECTOR CON2: LM123S-010-H-TF1-3Y L/R_O C Board INPUT CONNECTOR INPUT CONNECTOR CNF1: 187059-51221(P-TWO) CNF2: or WF23-402-5133(FCN) 187060-41221(P-TWO) or WF23-400-413C(FCN) CH1_0(+/-) CH2_0(+/-) 2D/3D L/R LD_EN L/R_O CH3_0(+/-) CH4_0(+/-) SELLVDS...
  • Page 32 INPUT TERMINAL PIN ASSIGNMENT TFT LCD MODULE CNF1 Connector Pin Assignment (187059-51221(P-TWO) or WF23-402-5133 (FCN)) Matting connector: FI-RE51HL (JAE) Note Name Description N.C. No Connection I2C Clock (for mode selection & function setting) I2C Data (for mode selection & function setting) N.C.
  • Page 33 CH2[0]+ Second pixel Positive LVDS differential data input. Pair 0 CH2[1]- Second pixel Negative LVDS differential data input. Pair 1 CH2[1]+ Second pixel Positive LVDS differential data input. Pair 1 CH2[2]- Second pixel Negative LVDS differential data input. Pair 2 CH2[2]+ Second pixel Positive LVDS differential data input.
  • Page 34 N.C. No Connection N.C. No Connection Ground CH3[0]- Third pixel Negative LVDS differential data input. Pair 0 CH3[0]+ Third pixel Positive LVDS differential data input. Pair 0 CH3[1]- Third pixel Negative LVDS differential data input. Pair 1 CH3[1]+ Third pixel Positive LVDS differential data input. Pair 1 CH3[2]- Third pixel Negative LVDS differential data input.

  • Page 35: Disassemble And Assemble

    Service Manual Model No.: 4. Disassemble and assemble Front Back 4-1, Remove the 5 screws as below picture - 17 -...
  • Page 36 Service Manual Model No.: Remove the 18 screws on the back cabinet 4-2, Remove the 5 screws on the back cabinet. 4-3, Remove the key board from the back cabinet. 4-4, - 18 -...

  • Page 37: Electrical Parts

    5.Electrical Parts - 22 -...
  • Page 48 LVDS in VX1RX...
  • Page 49 MIU0...

  • Page 61: Hotel Mode

    7.Hotel Mode - 34 -...

  • Page 62: Upgrade Instruction

    8.Upgrade Instruction 1. decompress the Software, the File usually named as "CVT_308B.bin" 2. copy "CVT_308B.bin" to the root of your U disk. 3. Plug the U disk to the TV USB terminal 4.Power on the TV, and the system will upgrade auto. while updating, the indicator LED light will flash slowly.

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