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Haier LE24D33800 Service Manual

21.5''&23.6'' lcd tv
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21.5"&23.6" LCD TV
Service
Service
Service
Description
Table of Contents............................................................1
Important Safety Notice...................................................2
Revision List.........................................................3
1. General Specification..................................................4
2. Operating Instructions............................................5
2.1 The Use of Remote Control...................................5
2.2 To Use the Menus...............................................7
2.3 Front Panel Control Knobs..................................19
2.4 Peripheral Connection Guide...............................20
3. Input/Output Specification.......................................22
4. Mechanical Instructions.........................................25
5. Repair Flow Chart .............................................33
6. PCB Layout ......................................................40
ANY PERSON ATTEMPTING TO SERVICE THIS CHASSIS MUST FAMILIARIZE HIMSELF WITH THE CHASSIS
AND BE AWARE OF THE NECESSARY SAFETY PRECAUTIONS TO BE USED WHEN SERVICING
ELECTRONIC EQUIPMENT CONTAINING HIGH VOLTAGES.
CAUTION: USE A SEPARATE ISOLATION TRANSFOMER FOR THIS UNIT WHEN SERVICING

TABLE OF CONTENTS

Page
Description
6.1 Main Board....................................................40
6.2 Power Board....................................................41
6.3 IR Board.......................................................43
7. Adjustment.....................................................44
7.1 ADC Adjustment............................................44
7.2 FW Upgrade.................................................45
8. Block Diagram........................................................48
9. Wiring Diagram......................................................49
10. Schematic Diagram........................................51
10.1 Main Board..................................................51
10.2 Power Board.................................................61
10.3 IR Board....................................................63
SAFETY NOTICE
1
Haier LE22D3380&LE24D33800
Horizontal Frequency
31~67 KHz
Page

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  Summary of Contents for Haier LE24D33800

  • Page 1: Table Of Contents

    21.5″&23.6″ LCD TV Haier LE22D3380&LE24D33800 Service Service Service Horizontal Frequency 31~67 KHz TABLE OF CONTENTS Description Page Description Page 6.1 Main Board……..…………………...……….…..40 Table of Contents..……........…..1 6.2 Power Board…….…………..………….…..……..41 Important Safety Notice........……..2 6.3 IR Board…………………………..……….……..43 Revision List…………………………………………………3 7. Adjustment……………….……….…………...………44 1. General Specification.........………..4 7.1 ADC Adjustment……………………..……...………44...
  • Page 2: Important Safety Notice

    Haier LE22D3380&LE24D33800 Important Safety Notice Proper service and repair is important to the safe, reliable operation of all Haier Company Equipment. The service procedures recommended by Haier and described in this service manual are effective methods of performing service operations. Some of these service operations require the use of tools specially designed for the purpose.
  • Page 3: Revision List

    21.5″&23.6″ LCD TV Haier LE22D3380&LE24D33800 Revision List Version Release Date Revision Instructions Customer Model Model LE22D3380 E2AV11NKCHH6NN Dec.04,2011 Initial release LE24D33800 E2CV21NKDNH6NN...
  • Page 4: General Specification

    21.5″&23.6″ LCD TV Haier LE22D3380&LE24D33800 1. General Specification NOTE • This model complies with the specifications listed below. • Designs and specifications are subject to change without notice. • This model may not be compatible with features and/ or specifications that may be added in the future.
  • Page 5: Operating Instructions

    21.5″&23.6″ LCD TV Haier LE22D3380&LE24D33800 2. Operating Instructions 2.1 The Use of Remote Control...
  • Page 6 21.5″&23.6″ LCD TV Haier LE22D3380&LE24D33800...
  • Page 7: To Use The Menus

    21.5″&23.6″ LCD TV Haier LE22D3380&LE24D33800 2.2 To Use the Menus...
  • Page 8 21.5″&23.6″ LCD TV Haier LE22D3380&LE24D33800...
  • Page 9 21.5″&23.6″ LCD TV Haier LE22D3380&LE24D33800...
  • Page 10 21.5″&23.6″ LCD TV Haier LE22D3380&LE24D33800...
  • Page 11 21.5″&23.6″ LCD TV Haier LE22D3380&LE24D33800...
  • Page 12 21.5″&23.6″ LCD TV Haier LE22D3380&LE24D33800...
  • Page 13 21.5″&23.6″ LCD TV Haier LE22D3380&LE24D33800...
  • Page 14 21.5″&23.6″ LCD TV Haier LE22D3380&LE24D33800...
  • Page 15 21.5″&23.6″ LCD TV Haier LE22D3380&LE24D33800...
  • Page 16 21.5″&23.6″ LCD TV Haier LE22D3380&LE24D33800...
  • Page 17 21.5″&23.6″ LCD TV Haier LE22D3380&LE24D33800...
  • Page 18 21.5″&23.6″ LCD TV Haier LE22D3380&LE24D33800...
  • Page 19: Front Panel Control Knobs

    21.5″&23.6″ LCD TV Haier LE22D3380&LE24D33800 2.3 Front Panel Control Knobs For LE22D3380 For LE24D33800...
  • Page 20: Peripheral Connection Guide

    21.5″&23.6″ LCD TV Haier LE22D3380&LE24D33800 2.4 PERIPHERAL CONNECTION GUIDE For LE22D3380 For LE24D33800 1. HDMI – Connect the primary source for digital video such as a Blu-ray player or set top box through this all digital connector.
  • Page 21 21.5″&23.6″ LCD TV Haier LE22D3380&LE24D33800 2. PC IN (VGA/AUDIO) – Connect the video and audio cables from a computer here. 3. Composite (Composite with Audio L/R) – Connect the input source for composite video devices, such as a VCR or video game. Use the white and red connectors to connect the external audio from the same source.
  • Page 22: Input/Output Specification

    21.5″&23.6″ LCD TV Haier LE22D3380&LE24D33800 3. Input/Output Specification 3.1 Input Signal Connector Red Video Green Video Logic Ground Blue Video Monitor Ground Monitor Ground DDC-Serial Data DDC-Return H-Sync. Red Ground V-Sync. Green Ground DDC-Serial Clock Blue Ground HDMI Pin No.
  • Page 23 21.5″&23.6″ LCD TV Haier LE22D3380&LE24D33800 3.2 Input Signal Timing DTV Timing Item 1920X1080P 60Hz 1920X1080i 60Hz 1280X720P 60Hz 720X480P 720X480i 60Hz 60Hz Pixel rate 148.5MHz (6.734 74.25MHz 74.25MHz 27.027MHz 13.5MHz (13.468 ns) (13.468 ns) (37.000 ns) ( 74.074 ns ) Horizontal 67.5KHz...
  • Page 24 21.5″&23.6″ LCD TV Haier LE22D3380&LE24D33800 HDMI Timing Item 1920X1080P 1920X1080i 1280X720P 720X480P 720X480i 60Hz 60Hz 60Hz 60Hz 60Hz Pixel rate 148.5MHz 74.25MHz 74.25MHz 27.027MHz 13.5MHz (6.734 ns) (13.468 ns) (13.468 ns) (37.000 ns) ( 74.074 ns ) Horizontal 67.5KHz 33.75KHz 45KHz 31.5KHz...
  • Page 25: Mechanical Instructions

    21.5″&23.6″ LCD TV Haier LE22D3380&LE24D33800 4. Mechanical Instructions LE22D338000 Step1. Remove the STAND BASE.
  • Page 26 21.5″&23.6″ LCD TV Haier LE22D3380&LE24D33800 Step2. Remove the REAR COVER. Step3. Remove the connector.
  • Page 27 21.5″&23.6″ LCD TV Haier LE22D3380&LE24D33800 Step4. Remove the MAIN BOARD, POWER BOARD and SPEAKERS. Step5. Remove the MYLAR and BKT.
  • Page 28 21.5″&23.6″ LCD TV Haier LE22D3380&LE24D33800 Step6. Remove Panel and IR Board Step7. Bezel...
  • Page 29 21.5″&23.6″ LCD TV Haier LE22D3380&LE24D33800 LE24D33800 Step1. Remove the STAND BASE.
  • Page 30 21.5″&23.6″ LCD TV Haier LE22D3380&LE24D33800 Step2. Remove the REAR COVER. Step3. Remove the IR Board.
  • Page 31 21.5″&23.6″ LCD TV Haier LE22D3380&LE24D33800 Step4. Remove the connector. Step5. Remove the MAIN BOARD, POWER BOARD and SPEAKERS.
  • Page 32 21.5″&23.6″ LCD TV Haier LE22D3380&LE24D33800 Step6. Remove the MYLAR and BKT. Step7. Panel...
  • Page 33: Repair Flow Chart

    21.5″&23.6″ LCD TV Haier LE22D3380&LE24D33800 5. Repair Flow Chart 1. No power No power (LED “Off”) Check the AC input and Power “On” the power is “ON”? Power board Replace the power board output=5/5.2V? Check the IR board and LED...
  • Page 34 21.5″&23.6″ LCD TV Haier LE22D3380&LE24D33800 2. Can’t start Can’t start(LED red) Replace the power board Power board output=24V? Replace the key board Check the power key is under control? Replace the IR board Check the IR receiver is normal? Replace the main board...
  • Page 35 21.5″&23.6″ LCD TV Haier LE22D3380&LE24D33800 3. Abnormal Display Abnormal Display Reset the source Check the source Enter factory mode to do “EEPROM initial”&“Reset” Replace the main board Check the main board Check the LVDS cable Replace the LVDS cable Check the panel...
  • Page 36 21.5″&23.6″ LCD TV Haier LE22D3380&LE24D33800 4. No display No display (LED white) Check TV is under control and power Replace the main board on/off by remote control and power key? Check the backlight is “On”? Check the LVDS cable Check the B/L...
  • Page 37 21.5″&23.6″ LCD TV Haier LE22D3380&LE24D33800 5. Sound problem No sound or sound abnormal Check the audio source connection and the TV system are correct? Reinsert the audio cable or change the TV system Check the TV is muted, adjust the volume or enter the menu to reset? Enter factory mode to do “Reset”...
  • Page 38 21.5″&23.6″ LCD TV Haier LE22D3380&LE24D33800 6. Remote control malfunction Remote Control malfunction Check the remote control battery is Replace the battery not properly placed or no power? Use the other remote controls Replace the remote control Whether the IR board is...
  • Page 39 21.5″&23.6″ LCD TV Haier LE22D3380&LE24D33800 7. OSD is unstable or can’t work normally OSD is unstable or can’t work normally Reconnect the key board Key board connected properly? Replace the button function Buttons are OK? Replace the key board Key board is OK? Enter factory mode to do “Reset”...
  • Page 40: Pcb Layout

    21.5″&23.6″ LCD TV Haier LE22D3380&LE24D33800 6. PCB Layout 6.1 Main Board 715G5840M0B000004K...
  • Page 41: Power Board

    21.5″&23.6″ LCD TV Haier LE22D3380&LE24D33800 6.2 Power Board 715G5309P01002002S...
  • Page 42 21.5″&23.6″ LCD TV Haier LE22D3380&LE24D33800...
  • Page 43: Ir Board

    21.5″&23.6″ LCD TV Haier LE22D3380&LE24D33800 6.3 IR Board 715G5471R02000004S 715G4938R01000004S...
  • Page 44: Adjustment

    21.5″&23.6″ LCD TV Haier LE22D3380&LE24D33800 7. Adjustment 7.1 ADC Adiustment Introduction of adjust item: They only need adjust WB(Ypbpr/VGA’s Normal/Warm/Cool). Content of WB Adjustment 1. Enter into the factory mode:(same as the above-mentioned). 2. Take an example of adjust Ypbpr_Normal: a.
  • Page 45: Fw Upgrade

    21.5″&23.6″ LCD TV Haier LE22D3380&LE24D33800 7.2 FW Upgrade (Take other model for example) Step 1: Ready for F/W upgrade 1.1 Change the “.pkg” format software file name to “upgrade.pkg”, eg: After change: 1.1 Prepare a USB memory (The file system of USB memory must be FAT16 or FAT 32).
  • Page 46 21.5″&23.6″ LCD TV Haier LE22D3380&LE24D33800 2.5 Press “OK” by RC to start programming. During the update process, forbid to unplug the U-disk and AC power cable. 2.6 After finishing the update, restart TV. Step 3: Check the F/W version and reset to default.
  • Page 47 21.5″&23.6″ LCD TV Haier LE22D3380&LE24D33800 3.2 Check the F/W version on the second row of the factory mode info. If F/W version is incorrect, please check the version of F/W in your USB memory, else let’s go to Step 3.3.
  • Page 48: Block Diagram

    8. Block Diagram <Variant Name> T P V ( Top Victory Electronics Co . , Ltd. ) OEM MODEL HAIER ?? Size G5840-M0A-000-0040-1-120806 TPV MODEL 絬 隔 瓜 絪 腹 Key Component 02. Block Diagram/Power Tree PCB NAME 715G5840-M0A-000-0040 称爹...
  • Page 49: Wiring Diagram

    9. Wiring Diagram LE22D3380 Panel 395G801404RY40 395G801313XY35 LVDS Cable Harness 40 Pin 13 Pin CN701 CN408 CN601 Power Board MSD8200DS (U401) Scaler IC AC IN CN9901 Speaker Speaker IR Board...
  • Page 50 LE24D33800 Panel 395G801840XY25 395G801313XY35 LVDS Cable Harness 395G801404RY40 40 Pin 13 Pin CN701 CN408 CN601 Power Board MSD8200DS (U401) Scaler IC AC IN CN9901 395G801313XY35 Speaker Speaker IR Board...
  • Page 51: Schematic Diagram

    10. Schematic Diagram 10.1 Main Board 715G5840M0B000004K 3) Video nterface/YPbPr/VGA NEARLY CONN. NEARLY YPBPR CON. NEARLY IC NEARLY SIDE AV CON. NEARLY IC AV1_IN SOY 0 C102 R101 AV1_IN C103 CVBS0P CN111 Y PBPR_R_IN#1 Y PbPr_R_In0 R102 1N 50V R103 47nF 16V 0R05 1/16W 10K 1%...
  • Page 52 4) Tuner In TUNER POW ER +3V3 Module Tuner AP1117E33L-13-77 SOT223 1A/3.3V Ground size needs to be larger for thermal TU101 5V_SW +3V3TUNER U102 AP1117E33L-13-77 VOUT +3V3TUNER C130 ANT-DC C132 SDA_TUNER 10uF 10V C131 SDA_TUNER SCL_TUNER 100N16V SCL_TUNER 100UF 16V R159 100R 1/16W 5% SCL_TUNER...
  • Page 53 5) MSD8200_Scaler LVDS out VGA in DRAM HSY NC HSYNC TP412 VSY NC A-TMCKE VSY NC A-TMCKE A-TMWEB A-TMWEB A-TMCASB A-TMCASB A-TMRASB A-TMRASB VGACOM A-TMODT VGACOM A-TMODT ECKP ECKP ECKN A-TMDQSU ECKN A-TMDQSU A-TMDQSUB A-TMDQSUB A-TMDQSL A-TMDQSL A-TMDQSLB A-TMDQSLB YPbPr 0 A-TMCK A-TMCK SOY 0...
  • Page 54 6) DDR Memory DDR2#1 DRAM Power 1.8V (MST IC) (DDR2 memory) U402 A-MBA0 A-TMDQU7 A-TMCKE A-MCKE Ground size needs to be larger for thermal DQ15 A-MBA1 A-TMDQU6 A-TMBA2 A-MBA2 DQ14 A-MBA2 A-TMDQU5 A-TMA3 A-MA3 NC#L1/BA2 DQ13 A-TMDQU4 A-TMA7 A-MA7 5V_SW DDRV DQ12 A-MA12...
  • Page 55 7) HDMI Interface HDMI0+5V 100ohm differential impedance R508 for TMDS traces. R501 RX0_2 CN506 1K 1/16W 5% RX0_2B 3,4,5,6,8,9,10,11,12 HDMI_HPD0_1 RX0_1 SHELL3 RX0_2 RX0_1B SHELL4 D2 Shield RX0_2 RX0_2B RX0_2B R509 HDMI_HPD0 RX0_1 RX0_1 4.7K 1/16W RX0_1B D1 Shield RX0_1B Q501 RX0_0 RX0_0...
  • Page 56 8) USB/LVDS Output LVDS TX Connector NEAR CN408 ECKP PANEL_VCC ECKP PANEL_VDD_IN ECKN ECKN FB103 220R/2000mA C137 C155 R1001 R1002 100NF 25V 100UF 16V CN408 R170 LVDS_CON_DET R172 R171 5,11 BL_DIMMING DVDD3V3 OCKP OCKP OCKN OCKN ECKP ECKN OCKP OCKN R199 0R05 USB_DM0...
  • Page 57: Audio Output

    9) Audio Amp/Mute AMP POWER AMP24V +24V AMP24V FB612 120R 6A C601 C602 C604 C603 0.1uF 50V 100uF 35V 0.1uF 50V 100uF 35V FB621 NC/80OHM 4A AR0O LOUT+ AR0O AL0O L601 22uH AL0O AOMCLK R601 C605 C606 AOMCLK AOBCK FB622 NC/80OHM 4A AOBCK AOLRCK U602...
  • Page 58 10) Peripheral 24MHz CRYSTAL HDMI HDCP CODE RESET Circuit ( high reset ) ORESET# ORESET# +5VSB +3V3SB OIRI R445 OIRI DVDD3V3 OXTALI 1M 1/16W +3V3SB OXTALI OXTALO OXTALI OXTALO OXTALO R434 R435 NC/820R 1/10W 1% 0R05 1/16W SPI_CLK SPI_CLK C491 R436 SPI_SDI SPI_SDI...
  • Page 59 11) System Power MAIN POWER OPWRSB OPWRSB C701 1N 50V BL_DIMMING BL_DIMMING C702 BL_ON/OFF 1N 50V BL_ON/OFF +5VSB Q702 5V_SW +12V 3,4,5,6,7,8,9,10,12 INVERTER_ON_OFF R701 100OHM BRIGHT_ADJ R702 100OHM C704 C705 R750 NC/0R05OHM1/8W NC/100P 50V NC/0.1uF 50V C706 10uF 10V AO4449 -7A/-30V C708 +24V 0.1uF 50V...
  • Page 60 12) Keypad SW001 VOL+ 2.48V~2.72V R173 KEY 2_IN 7K5 1/8W +/-1% KEY 2_IN SW002 KEY 1_IN KEY 1_IN VOL- 2.04V~2.22V 3,4,5,6,7,8,9,10,11 R174 2K7 1/8W 1% SW003 1.58V~1.79V R175 1K8 +/-1% 1/8W SW004 1.24~1.45V R176 1K 1/8W 1% SW005 MENU 0.85V~1.02V R177 750OHM +-1% 1/8W SW006...
  • Page 61: Power Board

    10.2 Power Board 715G5309P01002002S Adapter FB9908 BD9101 FB9906 BEAD GBL408-C BEAD CN9101 D9101 ON/OFF T9101 MBRF1560CT L9101 C9102A C9101 POWER X'FMR 3.5uH +5.2V C9120 47uF 450V 56UF 450V C9102 C9101A 13*40 13*45 56UF 450V C9125 FB9902 47uF 450V 13*45 2.2nF 630V BEAD 13*40 FB9907...
  • Page 62 Converter FB9904 FB9905 L8102 BEAD D8101 BEAD VLED+ 47UH SR510-22 +12_16V C8101 C8102 C8113 C8105 330UF 35V C8106 47UF 100V 47UF 100V 100N 50V 10*12 10*12 10*12 R8116 Q8101 AO4482L C8115 100PF R8115 51K 1/4W C8107 100PF 500V R8104 R8117 33 OHM C8111 3.6K 1% 1/8W...
  • Page 63: Ir Board

    10.3 IR Board 715G5471R02000004S 081G 14 24 EL LED201 033G8032 5F HR LED_R R202 220 OHM 1/10W Top View LED_B R203 220 OHM 1/10W CN201 U201 16 mm R201 15K 1/10W Dip LED IRM-H638M3/TR2 C201 CONN 0.1uF 50V 37mm...
  • Page 64 715G4938R01000004S VCC_STBY EMI_GND R0201 R0202 330R 1/16W 5% 330R 1/16W 5% LED0201 Green Yellow VCC_STBY Q0201 Q0202 PDTC114EU PDTC114EU VCC_STBY LED1_ON FB0201 600R/200mA FB0202 CN0201 600R/200mA 356G0927063 R0204  ノ R0203 47R 1/16W 5% FB0203 600R/200mA 2K7 1/16W 5% LED2_STBY FB0204 600R/200mA C0205 U0201...

This manual is also suitable for:

Le22d3380