Haier 42D3500 Service Manual
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Haier 42D3500 Service Manual

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Haier
SERVICE MANUAL
LED TV
Model No. 42D3500
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.
©2013 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 42D3500

  • 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. ©2013 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.: 42D3500 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.: 42D3500 4-3-2. Connector denition ................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.: 42D3500 Chapter 1. General Information 1-1. Document Information Document format: Adobe PDF Author: Gao Bingbing 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.: 42D3500 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.: 42D3500 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.: 42D3500 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 classied as "anti-static" can generate electrical charges sufcient to damage ES devices.
  • Page 8 Service Manual Model No.: 42D3500 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. SpeciCation

    Service Manual Model No.: 42D3500 Chapter 2. Specication 2-1. Specication list Model 42D3500 Screen Size 42" Aspect Ratio 16:9 Resolution 1920x1080 Brightness (cd/m²) Contrast 1500:1 Response Time (ms) Angel of View H:170°, V:160° Color Display 16.7M OSD Language English,French,Spanish. Color System...

  • Page 10: External Pictures (Four Faces)

    Service Manual Model No.: 42D3500 2-2. External pictures (four faces) Front Side Up Side...
  • Page 11 Service Manual Model No.: 42D3500 Right Side Back Side...

  • Page 12: Chapter 3. Disassemble And Assemble

    Service Manual Model No.: 42D3500 Chapter 3. Disassemble and Assemble 3-1. 42D3500 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.: 42D3500 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.: 42D3500 Chapter 4. Location of Controls and Components 4-1. Board Location C Panel B Board A Board Model Description A Board HKL-420406 Power Supply Module B Board T.MS3393.72B Mainboard C Panel AUO T420HVN04.5 LCD Panel...

  • Page 15: Mainboard

    Service Manual Model No.: 42D3500 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 denition IR & Key Interface Inverter connector CN2 Pin number Signal name Pin number...

  • Page 16: Power Supply Module

    Service Manual Model No.: 42D3500 4-3. Power Supply Module 4-3-1. Function Description To supply power for Mainboard, Panel. 4-3-2. Connector denition CN10 LED driver connector Mainboard power supply connector CN5 CN9，CN10 Pin number Signal name Pin number Signal name Backlight adjust connector...

  • Page 17: Lcd Panel

    Service Manual Model No.: 42D3500 4-4. LCD Panel 42D3500 Backlight Unit LVDS CONNECTOR CN1 Connector Denition...
  • Page 18 Service Manual Model No.: 42D3500...

  • Page 19: Chapter 5. Installation Instructions

    Service Manual Model No.: 42D3500 Chapter 5. Installation Instructions 5-1. Accessories Batteries Remote Control...

  • Page 20: External Equipment Connections

    Service Manual Model No.: 42D3500 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 21: Chapter 6. Operation Instructions

    Service Manual Model No.: 42D3500 Chapter 6. Operation Instructions 6-1. Front Panel Controls 5 VOL+ Press to increase the volume. POWER Press to turn the TV on and off. 6 MENU Press to select the main menu. TV channel down.

  • Page 22: Back Panel Controls

    Service Manual Model No.: 42D3500 6-2. Back Panel Controls Earphone output Coax output Line output input HDMI1 input HDMI2(MHL) input HDMI3 input input PC Audio input 10 ANT input 11 YPbPr input 12 Video in input 13 Audio in input...

  • Page 23: Setting Up Your Remote Control

    Service Manual Model No.: 42D3500 6-3. Setting Up Your Remote Control When using the remote control, aim it towards the remote sensor on the TV. POWER. INPUT. Shortcut button. HOME; Program Number Channel selection. RECALL button. VOL+/VOL-: Volume selection. CH /CH : Channel selection ∧...

  • Page 24: Chapter 7. Electrical Parts

    Chapter 7. Electrical Parts 7-1. Circuit Diagram 5V_STB 5V_M 5V_STB 5V_M 5V_M 5V_STB RB13 NC/10uF NC/1Kohm 1Kohm RB14 RB10 NC/1Kohm 1Kohm BL_ON NC/100uF 10uF 0.1uF NC/100uF 10uF 0.1uF BL_ON BLON 33ohm NC/0ohm 5V_M RB11 5V_M NC/2K2ohm 5V_Panel 10Kohm 5V_Panel 6PIN-2.0-D-H- 红色 -G BL_EN 3CG3906M MMBT3904(f≥350MHz)
  • Page 25 1.15V_STB 1V8_DDR CD10 CL16 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF MSD3393LU HDMI2_RX1_N LED_RED RX1N_B SAR1 FCM1005KF-121T06(120ohm-500mA) FCM1005KF-121T06(120ohm-500mA) HDMI2_RX1_P RX1P_B SAR0 3V3_STB +3_3V_AU 3V3_STB +3_3V_PLL HDMI2_RX2_N RX2N_B AVDD_MOD 3V3_STB HDMI2_RX2_P USB1_DP RX2P_B DP_P1 USB1_DM 3V3_STB AVDD_MOD DM_P1 HDMI3_RXC_N USB0_DP RXCN_A DP_P0 CL17 CL18 HDMI3_RXC_P...
  • Page 26 VCC_Panel VCC_Panel 5V_STB VCC_Panel RXO0_N RXO0_P RK15 RXO1_N RXO1_P 4K7ohm RXO2_N RXO2_P 22ohm 5V_STB REMOTE RXEC_N RXEC_P LED_R LED_RED RXO3_N RXO3_P 1Kohm RK16 LED_G RXE0_N RXE0_P 1Kohm 5V_M 5V_M RXE1_N RXE1_P RXE2_N RXE2_P 1K2ohm 3V3_STB 2K2ohm RXEC_N RXEC_P 3K3ohm RXE3_N RXE3_P NC/1Kohm 5K6ohm...
  • Page 27 HDMI3_5V NC/2*10PIN-2.0-D-H-M HDMI3_RX2_P HDMI3_RX2_N DVD_EN' HDMI3_RX1_P HDMI3_RX1_N NC/100ohm HDMI3_RX0_P HDMI3_RX0_N RH20 HDMI3_RXC_P HDMI3_RXC_N RH23 HDMI3_SCL HDMI3_SDA NC/0ohm HOTPLUG3 5V_M M_SCL M_SDA RH21 RH22 NC/100ohm NC/100ohm HDMI3_5V HDMI1_5V RX2+ RH43 HDMI3_5V HDMI1_RX2_P 1Kohm HDMI1_5V HDMI1_RX2_N RX2- RX2+ 1Kohm HDMI1_RX1_P HDMI3_RX2_P RX1+ RH41 HDMI1_RX1_N HDMI3_RX2_N...
  • Page 28 VGA_RIN 33ohm 0.047uF 5V_STB 75ohm WLHD-051A RV15 RV17 4K7ohm 4K7ohm RV16 VGA_SDA VGA_GIN UART-TX/DDC 100ohm 33ohm 0.047uF HS_VGA VS_VGA 100ohm R15 0ohm 75ohm RV18 LINE_L_OUT LINE_OUTL LINE_L RV19 10Kohm CV19 LINE_R AV_R_OUT VGA_SCL PC_RIN UART-RX/DDC RSPK GIN0M LSPK 100ohm LINE_L AV_L_OUT RV20 PC_LIN...
  • Page 29 LC1117CLTR33 3V3_Tun 5V_M 3V3_Tun +3.3VRF FCM1005KF-121T06(120ohm-500mA) CT13 RT14 RT15 CT23 0.1uF 10uF 4K7ohm 4K7ohm CT25 0.1uF 0.1uF 10uF RT17 TUNER_SDA M_SDA 100ohm RT16 TUNER_SCL +3.3VRF M_SCL 100ohm 16MHz-±20PPM 750Kohm 0.01uF 1uF-0603 1.8VRF +3.3VRF MxL601 3V3_Tun VDD_3P3_1 CLK_OUT 33nH RT18 10Kohm 0.1uF CT17 CT10...
  • Page 30 AMPVCC AVCC 10ohm AMPVCC 0.1uF 1000pF AMP_MUTE/ PVCCL FAULT PVCCL RA21 0.22uF AMP-LO LINP BSPL SMD5845-220M-03 100ohm 0.22uF 0.22uF LINN OUTPL 220ohm 47Kohm 5V_M GAIN0 PGND CA11 GAIN1 OUTNL LOUT+ CA28 AVCC CA12 0.22uF LOUT- AVCC BSNL SMD5845-220M-03 0.1uF ROUT- CA13 0.22uF ROUT+...

  • Page 31: Circuit Diagram

    Service Manual Model No.: 42D3500 7-2 . Wiring Connection Diagram...

  • Page 32: Chapter 8. Measurements And Adjustments

    Service Manual Model No.: 42D3500 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 33: General Setting

    Service Manual Model No.: 42D3500 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 34: Sound

    Service Manual Model No.: 42D3500 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 35: Software Update

    Service Manual Model No.: 42D3500 8-3. Software Update 8-3-1. MSD3393LU software update 1. Copy the software les 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 36: Chapter 9. Trouble Shooting

    Service Manual Model No.: 42D3500 Chapter 9. Trouble shooting 9-1. Simple check Verify if the television is properly plugged No picture/ No sound Verify if the television is properly supplied power Verify if electricity is available. Verify if correct signals are input...

  • Page 37: Mainboard Ic Introduction

    Service Manual Model No.: 42D3500 9-2. Mainboard IC Introduction Top view...
  • Page 38 Service Manual Model No.: 42D3500 Bottom view...
  • Page 39 Service Manual Model No.: 42D3500 1.Mainchip—MSD3393LU(U1) 2. Audio Amplier—TPA3110D2PWPR (UA1) 3.Main Flash Memory—GD25Q32BSIG (UF1) 4.DC/DC convertor 5V-1.8V for MSD3393LU (U1)—LC1117CLTRAD (UL2) 5.voltage convertor 5V to 3.3V_STB —LC1117CLTR33 (UL1) 6.voltage convertor 5V to 1.15V_STB —LC3406CB5TR (UD1) 7.voltage convertor 5V to 3V for tuner—LC1117CLTR33...

  • Page 40: Mainboard Failure Check

    Service Manual Model No.: 42D3500 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 41 Service Manual Model No.: 42D3500 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 42 Service Manual Model No.: 42D3500 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 43 Service Manual Model No.: 42D3500 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 44 Service Manual Model No.: 42D3500 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 45 Service Manual Model No.: 42D3500 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 46: Pannel Failure

    Service Manual Model No.: 42D3500 9-4. Pannel Failure Failure Mode...
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  • Page 51 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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