Haier 40D2000 Service Manual
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Haier 40D2000 Service Manual

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SERVICE MANUAL
LED TV
Model No. 40D2000
MSD3393LU Chassis
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.
©2014 Qingdao Haier Electronics Co., Ltd.
All rights reserved. Unauthorized copying and distribution is a violation of law.

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Summary of Contents for Haier 40D2000

  • 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. ©2014 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.: 40D2000 CONTENTS Chapter 1. General Information 1-1. Document Information ..............3 1-2. General Guidelines..............3 1-3. Important Notice.................3 1-3-1. Follow the regulations and warnings ............. 3 1-3-2. Be careful to the electrical shock ............3 1-3-3. Electro static discharge (ESD)..............3 1-3-4.
  • Page 3 Service Manual Model No.: 40D2000 4-3-2. Connector definition ................15 4-4. LCD Panel ..................16 Chapter 5. Installation Instructions 5-1. Accessories ................18 5-2. External Equipment Connections..........19 Chapter 6. Operation Instructions 6-1. Front Panel Controls..............20 6-2. Back Panel Controls ..............21 6-3. Setting Up Your Remote Control ..........22 Chapter 7.

  • Page 4: Chapter 1. General Information

    Service Manual Model No.: 40D2000 Chapter 1. General Information 1-1. Document Information Document format: Adobe PDF Author: Zhu Yapeng Compiler: 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.

  • Page 5: About Lead Free Solder (Pbf)

    Service Manual Model No.: 40D2000 components commonly are called Electrostatically Sensitive (ES) Devices. The following techniques should be used to help reduce the incidence of component damage caused by electros static discharge (ESD). 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.
  • Page 6 Service Manual Model No.: 40D2000 1. Always unplug the receiver AC power cord from the AC power source before: a. Removing or reinstalling any component, circuit board module or any other receiver assembly. b. Disconnecting or reconnecting any receiver electrical plug or other electrical connection.

  • Page 7: Ordering Spare Parts

    Service Manual Model No.: 40D2000 12. Use only a grounded-tip soldering iron to solder or unsolder ES devices. 13. Use only an anti-static type solder removal device. Some solder removal devices not classified as "anti-static" can generate electrical charges sufficient to damage ES devices.
  • Page 8 Service Manual Model No.: 40D2000 Caution: A “caution ” is used when there is danger that the reader, through incorrect manipulation, may damage equipment, loose data, get an unexpected result or has to restart(part of) a procedure. Warning: A “warning” is used when there is danger of personal injury.

  • Page 9: Chapter 2. Specification

    Service Manual Model No.: 40D2000 Chapter 2. Specification 2-1. Specification list 40D2000 Model Screen Size 40" Aspect Ratio 16:9 Resolution 1366x768 Brightness (cd/m² ) Contrast 800:1 Response Time (ms) Angel of View H:160° , V:150° Color Display 16.7M OSD Language English,French,Spanish.

  • Page 10: External Pictures (Four Faces)

    Service Manual Model No.: 40D2000 2-2. External pictures (four faces) Front Side Up Side...
  • Page 11 Service Manual Model No.: 40D2000 Right Side Back Side...

  • Page 12: Chapter 3. Disassemble And Assemble

    Service Manual Model No.: 40D2000 Chapter 3. Disassemble and Assemble 3-1. 40D2000 3-1-1. Remove the Stand 3-1-3. Remove the Mainboard 1. Remove the six screws indicated with red circles. 2. Remove the Mainbord. 1. Lay down the TV set .

  • Page 13: Remove The Remote Control Board

    Service Manual Model No.: 40D2000 3-1-6. Remove the Remote Control Board And the Key Board Remove the Remote Control Board and the Key Board indicated by red circle in below picture.

  • Page 14: Chapter 4. Location Of Controls And Components

    Service Manual Model No.: 40D2000 Chapter 4. Location of Controls and Components 4-1. Board Location B Panel A Board Model Description DH1UF0D0700M A Board Mainboard 6047300025 B Panel LCD Panel...

  • Page 15: Mainboard

    Service Manual 40D2000 Model No.: 4-2. Mainboard 4-2-1. Function Description Process signal which incept from exterior equipment then translate into signal that panel can Display. 4-2-2. Connector definition CN18 IR & Key Interface Pin number Signal name Speaker connector CN18...

  • Page 16: Connector Definition

    Service Manual Model No.: 40D2000 4-3. LCD Panel Backlight Unit LVDS CONNECTOR CN1 Connector Definition...
  • Page 17 Service Manual Model No.: 40D2000 TFT LCD Module...

  • Page 18: Chapter 5. Installation Instructions

    Service Manual 40D2000 Model No.: Chapter 5. Installation Instructions 5-1. Accessories Batteries Remote Control...

  • Page 19: External Equipment Connections

    Service Manual Model No.: 40D2000 5-2. External Equipment Connections Antenna Connection Connect a DVD Player or VCR to Your TV Connect your aerial to the back of the TV into the ANTENNA IN socket. There are two ways in which you can connect a DVD player or VCR to your TV.

  • Page 20: Chapter 6. Operation Instructions

    Service Manual Model No.: 40D2000 Chapter 6. Operation Instructions 6-1. Front Panel Controls TV channel up. POWER Press to turn the TV on and off. VOL- Press to decrease the volume. 2 INPUT Toggles between all the vailable input sources.

  • Page 21: Back Panel Controls

    Service Manual Model No.: 40D2000 6-2. Back Panel Controls 11 12 Earphone output Line output Coax output output YPbPr input HDMI1 input HDMI2(MHL) input HDMI3 input input 10 PC Audio input 11 RF input 12 USB input...

  • Page 22: Setting Up Your Remote Control

    Service Manual Model No.: 40D2000 6-3. Setting Up Your Remote Control When using the remote control, aim it towards the remote sensor on the TV.

  • Page 23: Chapter 7. Electrical Parts

    Service Manual 40D2000 Model No.: Chapter 7. Electrical Parts 7-1. Circuit Diagram...
  • Page 30 Service Manual Model No.: 40D2000 7-2 . Wiring Connection Diagram...

  • Page 31: Chapter 8. Measurements And Adjustments

    Service Manual Model No.: 40D2000 Chapter 8. Measurements and Adjustments 8-1. Service Mode 8-1-1.How to enter into Service Mode The way to the factory mode menu: Step 1: Press Menu, Step 2: Input “8893”, System will be into the factory mode menu when 2 steps above are done.

  • Page 32: General Setting

    Service Manual Model No.: 40D2000 8-2-2. GENERAL SETTING 1)Init Flash; 2)Uart Enable:Choose on or off in Uart Enable; 3)Dbg Message Enable: Choose on or off in Dbg Message Enable; 4)Test Pattern: Choose the Pattern picture; 5)Dynamic Contrast: Choose on or off in Dynamic Contrast;...

  • Page 33: Sound

    Service Manual 40D2000 Model No.: 8-2-4. SOUND Adjust the values of Sound Mode, Volume Curve,Audio Output and True Volume in different source. 8-2-5. Panel Setting 1)LVDS Bit Mode: choose the Bit; 2)LVDS MAP: choose the MAP; 3)LVDS ODD/Even: choose ODD or Even;...

  • Page 34: Software Update

    Service Manual Model No.: 40D2000 8-3. Software Update 8-3-1. MSD3393LU software update 1. Copy the software files to a USB disk on the root directory; 2. Insert the USB disk when the AC power is off; 3. Turn on the AC power in turn to begin;...

  • Page 35: Chapter 9. Trouble Shooting

    Service Manual Model No.: 40D2000 Chapter 9. Trouble shooting 9-1. Simple check Verify if the television is properly plugged Verify if the television is properly supplied power No picture/ No sound Verify if electricity is available. Verify if correct signals are input...

  • Page 36: Mainboard Ic Introduction

    Service Manual Model No.: 40D2000 9-2. Mainboard IC Introduction Top view...
  • Page 37 Service Manual Model No.: 40D2000 Bottom view...
  • Page 38 Service Manual Model No.: 40D2000 1.Mainchip—MSD3393LU(U1) 2. Audio Amplifier—TPA3110D2PWPR (UA1) 3.Main Flash Memory—GD25Q16BSIG (UF1) 4.DC/DC convertor 5V-1.8V for MSD3393LU (U1)—LC1117CLTRAD (UL2) —LC1117CLTR33 5.voltage convertor 5V to 3.3V_STB (UL1) —LC3406CB5TR 6.voltage convertor 5V to 1.15V_STB (UD1) 7.voltage convertor 5V to 3V for tuner—LC1117CLTR33...

  • Page 39: Mainboard Failure Check

    Service Manual Model No.: 40D2000 9-3. Mainboard Failure Check No picture but have sound Check the power output Change the Power Board There’s something wrong Check the CN2 (BLO) with FRC Backlight on/off Verify if the DC/DC convertor can output the...
  • Page 40 Service Manual Model No.: 40D2000 No sound but have picture Verify if the speakers are Change the speakers broken Verify if the main board has the Check the corresponding audio right input ,according to the source input circuit you connect.
  • Page 41 Service Manual Model No.: 40D2000 No sound No picture Verify if the Power has Change the 5Vstb output Power supply Verify if CN4 Pin3/4 has 5V Change Power board input Verify if CN2 Pin1 has 12V Change Power board input...
  • Page 42 Service Manual Model No.: 40D2000 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. Updata the software and Still having make the reboot;...
  • Page 43 Service Manual Model No.: 40D2000 No color for some channel program (black and white) No color for some chann el program (black and w hite) Verify if the same Check out of picture and sound problem exists in other system of this channel...
  • Page 44 Service Manual Model No.: 40D2000 How to know whether the Power board is broken? Check if the power cord co Reconnect the power cord with the nnect well? outlet or Power board. Check if the Power board Replace the Power board pls.

  • Page 45: Pannel Failure

    Service Manual 40D2000 Model No.: 9-4. Pannel Failure Failure Mode...
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  • Page 50 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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