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Haier HL32XSL2 Service Manual

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Service mode.
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
Model No.
WARNING
©2010 Qingdao Haier Electronics Co., Ltd.
All rights reserved. Unauthorized copying and distribution is a violation of law.
Haier Group
HL32XSL2/HL32XSLW2
HL32XSL2a/HL32XSLW2a
MTK5305
Order No.
TV1003S016V0
LED LCD TV
Chassis

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Summary of Contents for Haier HL32XSL2

  • 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. ©2010 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.: HL32XSL2 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.
  • Page 3 Service Manual Model No.: HL32XSL2 4-3-1. Function description:................14 4-3-2. Connector definition: ................14 4-4. LCD Panel ..................... 15 4-4-1. Function Description: Display the signal..........16 4-4-2. Connector definition: ................16 Chapter 5. Installation Instructions 5-1. External Equipment Connections ..........
  • Page 4: Chapter 1.General Information

    Service Manual Model No.: HL32XSL2 Chapter 1.General Information 1-1. Document Information Document format: Adobe PDF Author: 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.: HL32XSL2 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. Examples of typical ES devices are integrated circuits and some field-effect transistors and semiconductor "chip"...
  • Page 6 Service Manual Model No.: HL32XSL2 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. c. Connecting a test substitute in parallel with an electrolytic capacitor in the receiver.
  • Page 7: Ordering Spare Parts

    Service Manual Model No.: HL32XSL2 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. 14. Do not use freon-propelled chemicals. These can generate electrical charges sufficient to damage ES devices.
  • Page 8: How To Read This Service Manual

    Service Manual Model No.: HL32XSL2 1-4. How to Read this Service Manual 1-4-1. Using icons: Icons are used to attract the attention of the reader to specific information. The meaning of each icon is described in the table below: Note: A “note”...
  • Page 9: Chapter 2. Specification

    Service Manual Model No.: HL32XSL2 Chapter 2. Specification 2-1. Specification list Model LEA32T3 Screen size 32 inch Aspect ratio 16:9 Resolution 1920*1080 Response Time(ms) 6 ms Angel of view Contrast 4000:1 Brightness 450cd/m2 OSD language English etc. Color system ATSC/NTSC...
  • Page 10: External Pictures (Four Faces)

    Service Manual Model No.: HL32XSL2 2-2. External pictures (four faces) Front Side Left Side...
  • Page 11: Chapter 3. Disassemble And Assemble

    Service Manual Model No.: HL32XSL2 Back Side Chapter 3. Disassemble and Assemble 3-1. Remove the Stand 1. Lay down the unit so that back cover faces upward 2. Remove the Five screws from the back cover which are indicated with the circles in the picture above.
  • Page 12: Remove The Power Cord

    Service Manual Model No.: HL32XSL2 3-2. Remove the Power Cord 2. Then remove the back cover from the unit. Remove the screw indicated by the red circles in below picture. Then remove the power cord. 3-4. Remove the Mainboard Remove the five screws indicated by the red circles in below picture.
  • Page 13: Remove The Keypad

    Service Manual Model No.: HL32XSL2 3-8. Remove the Stand backstop Remove the six screws indicated by the red circles in below picture. Take out the stand backstop. 3-6. Remove the Keypad The Keypad is conglutinated with front frame , just uncover the keypad gently.
  • Page 14: Chapter 4. Location Of Controls And Components

    Service Manual Model No.: HL32XSL2 Chapter 4. Location of Controls and Components 4-1. Board Location Parts number Description A Board 0094001821DA PANEL B Board 0094001839 Power Board DC1BA0E0200M C Board Mainboard (0090724519) DC1BA0E0100M 4-2. Main Board CND4 CND5 CND3 CON2...
  • Page 15: Function Description

    Service Manual Model No.: HL32XSL2 4-2-1. Function Description: Main Board Process signal which incept from exterior equipment then translate into signal that panel can display. 4-2-2. Connector definition Main board connector Speaker connector (CON2) Keypad Connector (CNE2) Pin number Signal name...
  • Page 16: Lcd Panel

    Service Manual Model No.: HL32XSL2 CNM801 4-4. LCD Panel...
  • Page 17: Function Description: Display The Signal

    Service Manual Model No.: HL32XSL2 4-4-1. Function Description: Display the signal. 4-4-2. Connector definition: CND5 Connector Pin number Symbol Description DC Power Supply DC Power Supply DC Power Supply DC Power Supply DC Power Supply Ground Ground Ground Rx1[0]N LVDS Signal -...
  • Page 18 Service Manual Model No.: HL32XSL2 Pin number Symbol Description Rx3[0]N LVDS Signal - Rx3[0]P LVDS Signal + Rx3[1]N LVDS Signal - Rx3[1]P LVDS Signal + Rx3[2]N LVDS Signal - Rx3[2]P LVDS Signal + Ground Rx3CLK- LVDS Clock - Rx3CLK+ LVDS Clock +...
  • Page 19 Service Manual Model No.: HL32XSL2 CND3 Connector Pin number Symbol Description DC Power Supply DC Power Supply DC Power Supply DC Power Supply DC Power Supply Ground Ground Ground Rx2[0]N LVDS Signal - Rx2[0]P LVDS Signal + Rx2[1]N LVDS Signal -...
  • Page 20 Service Manual Model No.: HL32XSL2 Pin number Symbol Description Rx4[1]P LVDS Signal + Rx4[2]N LVDS Signal - Rx4[2]P LVDS Signal + Ground Rx4CLK- LVDS Clock - Rx4CLK+ LVDS Clock + Ground Rx4[3]N LVDS Signal - Rx4[3]P LVDS Signal + Rx4[4]N...
  • Page 21: Chapter 5. Installation Instructions

    Service Manual Model No.: HL32XSL2 Chapter 5. Installation Instructions 5-1. External Equipment Connections Accessories User's Guide Batteries Remote Control Antenna Connection: Connect one end of a coaxial cable (not included) to the ANT IN jack on the back of your TV/DVD...
  • Page 22 Service Manual Model No.: HL32XSL2 If you need to split the antenna signal to connect two TVs, install a two-way splitter. Choose Your Connection There are several ways to connect your television, depending on the components you want to different ways to connect your TV with different input sources. Choose the connection which is best for you.
  • Page 23 Service Manual Model No.: HL32XSL2 Connecting a VCR with an S-Video cable An S-Video connection provides better video than a standard AV connection. To connect a VCR with an S-Video cable: 1. Make sure that your TV/DVD combo and the VCR are turned off;...
  • Page 24: Chapter 6. Operation Instructions

    Service Manual Model No.: HL32XSL2 Chapter 6. Operation Instructions 6-1. Front Panel Controls...
  • Page 25: Back Panel Controls

    Service Manual Model No.: HL32XSL2 6-2. Back Panel Controls...
  • Page 26 Service Manual Model No.: HL32XSL2 6-3 Setting Up Your Remote Control After being setting up properly, your remote control can operate in six different modes: TV, VCR, CABLE, DVD, SETBOX or AUDIO. Pressing the corresponding button on the remote control allows you to switch between these modes, Note: The remote control might not be compatible with all DVD Players, VCRs and Cable boxes.
  • Page 27: Chapter 7. Electrical Parts

    Service Manual Model No.: LEA32T3 Chapter 7. Electrical Parts 7-1. Block Diagram...
  • Page 28 MT5305A (DDR2)- 2 LAYERS MODEL NAME:MT5305A P1V1 5305A GPIO Definition GPIO Modified list: 2009.08.06 PIN NAME NET NAME Function define GPIO_0 GPIO0 Dimming / PWM GPIO_1 GPIO1 strap[3] / HDMI_Switch_CTRL1 =>HDMI INT input,(H=normal,L=Int) ADIN0 ADIN0 keypad0 ADIN1 ADIN1 keypad1 ADIN2 ADIN2 VGA/HDMI E2 WP/Tx@VGA control(L : WP) ADIN3...
  • Page 29 DC+24V +24V DC+12V TCON 12V MOSFET VCCK DC/DC Tuner_5V 7805 DVD_5V(OPTION) DC/DC DC/DC +5V (DELAY 1MS THAN VCCK) VCCK CONTROL MOSFET USB_5V DV33 DDRV MEM_REF AV33 AV125 +5VSB +5VSB +3VSB POWER ON POWER ON Audio System For 32"/37"/42" model 5×AUDIO IN: For 19"/22"/24"...
  • Page 30 AEMC1 AEMC1 AM81_DV33 AM81_DV33 AM81_DV33 3,4 EMC/NC EMC/NC AM81_AV33 AM81_AV33 AM81_AV33 AM81_AV12 AM81_AV12 AM81_AV12 3,4,5 09.03.02 AM81_DV10 +12V AM81_DV10 Core Power 1.1V AM81_DV10 3 AC224 AC224 AFB86 AFB86 3,4,5 AU23 AU23 80 R/100mHz 80 R/100mHz AM81_DV10 20090713 MP1482 MP1482 10nF 10nF AR1833 AR1833...
  • Page 31 4,5,6,7,8,9,10,11,12,13,14 6,8,10,12,14 +5VSB 6,9,14 +5VSB +3V3SB 6,8,9,12 +3V3SB DV33 4,5,6,7,11,12 DV33 AV33 4,6,8,9,10,12,13 AV33 AV125 4,5,8,9,12 AV125 +12V 10,11,12,13,14 +12V VCCK VCCK ANALOG POWER AV33 Stand By Power SPU2 SPU2 AX1117EJ/adj AX1117EJ/adj AV33 +5VSB SPU1 SPU1 G1117/adj G1117/adj +3V3SB SPFB2 SPFB2 +3V3SB SPC8...
  • Page 32 AM81_DV33 AM81_DV33 AM81_DV33 2,4 Peripheral components AM81_AV33 AM81_AV33 AM81_AV33 AM81_AV12 AU60C AU60C AM81_AV12 AM81_AV12 2,4,5 AV33_XTAL AVDD33_XTAL JTDI AM81_DV10 Serial Flash JRTCK JTCK AV12_PLL AM81_DV10 1st UART IF AVDD12_SYSPLL JTMS AM81_DV10 2 M81_JTDO AM81_DV33 modify net for layout 09/02/20 AVDD12_DMPLL JTDO AVDD12_MJCPLL JTRST...
  • Page 33 CPC47 TUNER_CLK TUNER_CLK 4.7uF/10V 4.7uF/10V AVDD33_DAC TUNER_DATA AVDD33_DAC TUNER_DATA REFP_AADC VIN_ATV REFP_AADC VIN_ATV EMC/NC EMC/NC AVDD33_AADC VIP_ATV AVDD33_AADC VIP_ATV SHIELD-HAIER SHIELD-HAIER Modify 09.06.19 AVDD33_SIF 3,6,8,9,10,12,13 AVDD33_SIF TP21 TP21 OPWM0 OPWM0 AVDD33_DEMOD1 AVDD33_MPX CPR11 CPR11 JTRST# VMID_AADC 4.7K 4.7K VMID_AADC ADIN3...
  • Page 34 AU60B AU60B ARA0 ARDQ0 RDQ0 ARA1 ARDQ1 Damping and Termination for CLK RDQ1 ARA2 ARDQ5 RDQ2 ARA3 ARDQ3 RDQ3 ARA4 ARDQ4 AUD3 AUD3 AUD4 AUD4 RDQ4 ARA5 ARDQ2 RDQ5 ARA6 ARDQ6 Close to MT8281 Close to DRAM ARDQ0 A1_A0 ARDQ16 A2_A0 RDQ6 ARA7...
  • Page 35 3,4,6,7,8,9,10,11,12,13,14 AV125 3,4,8,9,12 AV125 DV33 3,4,6,7,11,12 DV33 DRAM POWER DDRV RCLK1# RCLK1# RCLK1 RCLK1 RDQS3# RDQS3# RDQS3 RDQS3 DV33 AP1084-ADJ AP1084-ADJ DDRV RDQS2# RDQS2# RDQS2 RDQS2 RDQM2 RDQM2 RDQM3 RDQM3 RVREF3 MEM_VREF3 CED1 CED1 CED2 CED2 RCKE RCKE 10uF/16v 10uF/16v 0.1uF 0.1uF 280_1%...
  • Page 36 LVDS RX AU60D AU60D AV33_LVDSRX AO0P AVDD33_LVDSRXO RO0P AO0N AVDD33_LVDSRXE RO0N AO1P RO1P AO1N RO1N AV12_LVDSRX AO2P AM81_AV33 AV33_LVDSRX AVDD12_LVDSRX_CK RO2P AO2N AFB80 AFB80 AVDD12_LVDSRX RO2N AOCKP AV33_LVDSRX ROCLKP AOCKN 0603_Bead 0603_Bead ROCLKN AO3P BEAD/SMD/0603 BEAD/SMD/0603 RO3P AO3N AC1010 AC1010 AC1011 AC1011 AC1012...
  • Page 37 USB PORT 3,4,5,7,8,9,10,11,12,13,14 54MHz CRYSTAL +5VSB CNA2 CNA2 3,9,14 +5VSB +5V_USB AO3401 AO3401 +3V3SB 3,8,9,12 +3V3SB +5V_USB DV33 3,4,5,7,11,12 DV33 __VBUS AV33 NEAR IC 3,4,8,9,10,12,13 AV33 USB_DM0 AV125 +3V3SB __D- 3,4,5,8,9,12 AV125 R1767 R1767 CE15 CE15 R1768 R1768 3,8,10,12,14 AVDD33_XTAL_STB 100uF/16V 100uF/16V USB_DP0...
  • Page 38 3,4,5,6,8,9,10,11,12,13,14 DV33 3,4,5,6,11,12 DV33 OPWM0 OPWM0 ASPDIF ASPDIF OPCTRL3 OPCTRL3 ORESET# ORESET# GPIO1 GPIO1 POCE0# POCE0# POOE# POOE# PDD0 PDD0 PDD1 PDD1 OPWM1 OPWM1 Serial Flash Dual-Layout - 8MB default DV33 POCE0# DV33 DV33 POOE# HOLD# SCLK PDD0 DV33 DV33 PDD1 4.7K 4.7K...
  • Page 39 OSDA0 SHELL3 4,6,11 OSDA0 OSCL0 SHELL1 4,6,11 OSCL0 CEC# ESD_0402_10pF/NC ESD_0402_10pF/NC HDMI_con HDMI_con SCL_3 D105 D105 ESD_0402_10pF ESD_0402_10pF HDMI/HAIER HDMI/HAIER AVDD33_HDMI AVDD33_HDMI CEC# D107 D107 ESD_0402_10pF/NC ESD_0402_10pF/NC HDMI PORT 1 HDMI PORT 3 RX0_CB RX2_CB D115 D115 RX0_C RX2_C D116...
  • Page 40 VGA CONNECTOR NEARLY VGA CON. NEARLY IC AV2 & LR SIDE INPUT(Horizotal) 1.5nF 1.5nF 3,4,5,6,7,8,10,11,12,13,14 AIN0_L AIN0_L AIN0_R NEARLY CONNECTOR AIN0_R 80/100MHz 80/100MHz VFB1 VFB1 10nF VC2 10nF AV2_IN 3,6,8,10,12,14 RED_GND +5VSB 3,6,14 +5VSB UTX# AV125 3,4,5,8,12 AV125 +5VSB GRN_GND AV2L_IN GR17 GR17...
  • Page 41 HP_PWR 3,4,5,6,7,8,9,11,12,13,14 VREF_25 L147 L147 R1799 R1799 Near IC AV33 WFB5 WFB5 AV33 WFB4 WFB4 +5VSB Near IC 3,6,9,14 +5VSB 3,6,8,12,14 CE644 CE644 C749 C749 CE645 CE645 C751 C751 AVDD33_AADC REFP_AADC AVDD33_DAC 47uF/16v 47uF/16v 0.1uF 0.1uF R1800 R1800 0.1uF 0.1uF AV33 C750 C750...
  • Page 42 +12V DV33 R1806 R1806 3.3K 3.3K 1N4148 1N4148 3,4,5,6,7,8,9,10,12,13,14 R1813 R1813 CE646 CE646 R1811 R1811 1N4148 1N4148 220uF/16V 220uF/16V 4.7K 4.7K 3,6,8,10,12,13,14 +12V 10,12,13,14 +12V AMP_SD DV33 3,4,5,6,7,12,14 DV33 R1809 R1809 AV33 3,4,6,8,9,10,12,13 AV33 2N3906 2N3906 HOLE/GND HOLE/GND R1808 R1808 MUTE R1833 R1833...
  • Page 43 3,4,5,6,7,8,9,10,11,13,14 +12V 3,10,11,13,14 +12V LVDS CONN. 3,6,8,10,14 +3V3SB 3,6,8,9 +3V3SB AV33 3,4,6,8,9,10,13 AV33 DV33 3,4,5,6,7,11 DV33 AV125 CND1 CND1 3,4,5,8,9 AV125 LVDS_PWR_ON LVDS_POWER_ON DV33 R1834 R1834 NS/10K NS/10K OCKN OCKP TP39 TP39 AO3401 AO3401 OCKP OCKP LVDSVDD OCKN OCKN 0/NC 0/NC FOR LVDS FORMATE SELECT R1835...
  • Page 44 3,4,5,6,7,8,9,10,11,12,14 +12V 3,10,11,12,14 +12V AV33 3,4,6,8,9,10,12 AV33 IF_AGCT IF_AGCT TUNER_CLK TUNER_CLK TUNER_DATA TUNER_DATA VIN_ATV VIN_ATV VIP_ATV VIP_ATV AVDD33_SIF 3,4,6,8,9,10,12 AVDD33_SIF AVDD33_DIG 3,4,6,8,9,10,12 AVDD33_DIG AVDD33_DEMOD1 AVDD33_MPX +5V_TUNER 4.7K 4.7K 4.7K 4.7K Near Tuner tuner_scl_T TUNER_CLK tuner_sda_T ZR10 ZR10 TUNER_DATA 33pF 33pF 33pF 33pF 20090612...
  • Page 45 3,4,5,6,7,8,9,10,11,12,13 +5VSB 3,6,9 +5VSB +3V3SB 3,6,9 +3V3SB +12V 3,10,11,12,13 +12V 3,6,8,10,12 OPWRSB OPWRSB OPCTRL2 OPCTRL2 VCCK VCCK ADIN4 ADIN4 DVD POWER SUPPLY MAIN POWER DIMMING DIMMING BL_ON/OFF BL_ON/OFF +12V CPR14 CPR14 +12V_DVD OPWM2 +12V OPWM2 5V&12V R1206/SMD R1206/SMD +5VSB +12V CNA1 CNA1 +5V_DVD...
  • Page 46 YPBPR/RL#2 INPUT NEARLY YPBPR CON. NEARLY IC Inner DVD &L/R INPUT 1.5nF BC3 1.5nF SOY1 R1850 R1850 ADIN5 DETECT Y_IN#2 Y2_SWO DVD_PB_IN# 10nF 10nF PB_IN Hi : No disk load 80/100MHZ/NC 80/100MHZ/NC DVD_Y_IN# Y_IN Hi->Lo->Hi : Disk loaded BR17 BR17 DVD_PR_IN# PR_IN ESD_0402_10pF...
  • Page 47 PANEL POWER Speaker Wire SUPPLY Connection CNM801 Wire(12V/5V ) PD801 CN27 Power Cord LVDS Wire Mainboard LVDS Wire Assembly CNB3 Connection Wire ( Control ) CNB4 Remote Control Board Assembly CNE2 CNE3 Connection Wire(Lamp ) Connection Wire(Remote ) Speaker Connection Wire(BACKLIGHT ) 0090401861 0090402750 B Connection Wire(Lamp)
  • Page 48: Chapter 8. Measurements And Adjustments

    Service Manual Model No.: HL32XSL2 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: 1st, press menu, 2en, input 8893, Finished these operations ,system will be into the factory mode menu.
  • Page 49: Video

    Service Manual Model No.: HL32XSL2 8-2-2. Video Color Temperature This page is control the Color Temperature, and the picture size.
  • Page 50: Audio

    Service Manual Model No.: HL32XSL2 This page is control the sound effect ,from 8-2-3. Audio 100Hz to 10KHz. 8-2-4. Software UpDate NOTE : After software update ,turn to the Factory In this page , you just consider the software Setting 1 page reset all.
  • Page 51: Chapter 9. Trouble Shooting

    Service Manual Model No.: HL32XSL2 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 52: Power Supply Board Failure Check

    Service Manual Model No.: HL32XSL2 9-2. Power Supply Board Failure Check. State:No picture First,check cables which connect with PSU,then check as follows Check input voltage voltage: +5VSB----POWER ON(2.6V) -----+12V +12V CN10 Power +12V 5VSTB PB-ADJUST R350 PW_ON/OFF-INV R341 PB-ON/OFF 5VSTB...
  • Page 53: Mainboard Failure Check

    Service Manual Model No.: HL32XSL2 9-3. Mainboard Failure Check Symptom: No Sound No Sound (All Mode) Fail Check the input Change Source input Source Pass Fail Check Re-soldering or change input/output IC U13 Of IC U13 of Main Pass Fail...
  • Page 54: Pannel Failure

    Service Manual Model No.: HL32XSL2 9-4. Pannel Failure Failure Mode...
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  • Page 59 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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