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Haier HL32LE2 Service Manual

Zoran745 chassis
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Download this manual See also: Owner's Manual
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

WARNING
©2009 Qingdao Haier Electronics Co., Ltd.
All rights reserved. Unauthorized copying and distribution is a violation of law.
Haier Group
Model No.
Service No.
ZORAN745
Order No.
TV1006S004V0
LCD TV
HL32LE2
HL32LE2a
Chassis

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Summary of Contents for Haier HL32LE2

  • Page 1: Service Manual

    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. ©2009 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.: HL42XLE2 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.: HL42XLE2 4-3-2. Connector definition: ................16 4-4. LCD Panel ....................16 4-4-1. Function Description: Display the signal..........17 4-4-2. Connector definition: ................17 Chapter 5. Installation Instructions 5-1. External Equipment Connections ............. 19 5-2. HDMI Connections ................

  • Page 4: Chapter 1.General Information

    Service Manual Model No.: HL42XLE2 Chapter 1.General Information 1-1. Document Information Document format: Adobe PDF Author: Zhou Peng Compiler: Bao Qinghong 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.: HL42XLE2 Some semiconductor (solid state) devices can be damaged easily by static electricity. Such 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).
  • Page 6 Service Manual Model No.: HL42XLE2 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. c.

  • Page 7: Ordering Spare Parts

    Service Manual Model No.: HL42XLE2 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. 14.

  • Page 8: How To Read This Service Manual

    Service Manual Model No.: HL42XLE2 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.: HL42XLE2 Chapter 2. Specification 2-1. Specification list Model HL32LE2 Screen Size 32 inch Aspect Ratio 16:9 Resolution 1366x768 Response Time (ms) 6 (GRAY TO GRAY) Angel of View 176o Color Display 16777216 No. of Preset Channels...

  • Page 10: External Pictures (Four Faces)

    Service Manual Model No.: HL42XLE2 2-2. External pictures (four faces) Front Side Left Side...
  • Page 11 Service Manual Model No.: HL42XLE2 Right Side Back Side...

  • Page 12: Chapter 3. Disassemble And Assemble

    Service Manual Model No.: HL42XLE2 Chapter 3. Disassemble and Assemble 3-1. Remove the Stand 1. Lay down the unit so that back cover faces upward 2. Then remove the back cover from the unit. 3-3. Remove the Adhesive Tape 2. Remove the five screws from the back The location of the adhesive tape is shown cover which are indicated with the circles in the below.

  • Page 13: Remove The Power Supply Module

    Service Manual Model No.: HL42XLE2 Disconnected the coupler CN1 CN2 CN3 CN4 CN5 CN7 J25. Remove the Mainboard. 3-7. Remove the Small Power Board Remove the two screws indicated by red circles in below picture. Then put the terminal bracket to the side. 3-5.

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

    Service Manual Model No.: HL42XLE2 Chapter 4. Location of Controls and Components 4-1. Board Location Parts number Description A Board DC1CU0E0100M Mainboard Assembly 0090725996 B Board 0094001839 Power Board 4-2. Main Board & AV Board...

  • Page 15: Function Description

    Service Manual Model No.: HL42XLE2 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 Power connectors (CN3, CN5) CN17 CN17 Pin number Signal name Pin number Signal name +12V...

  • Page 16: Power Supply Board

    Service Manual Model No.: HL42XLE2 Keyboard Connector (CNE2) Pin number Signal name Description KEY0 KEY0 KEY1 KEY1 3.3VS 3.3V Speaker connector (CON2) Pin number Signal name Description Other connectors: CN19 to Upgrade the program of ZORAN745 (U1) AND FLASH (U3) VCC3_3 VCC3_3 CNB2...

  • Page 17: Connector Definition

    Service Manual 8.Pin Connection ('()*+,-# 8.Pin Connection ('()*+,-# Model No.: HL42XLE2 Table 10 CN1 Connection And Function Table 10 CN1 Connection And Function Pin Connection Function 4-3-1. Function description: Pin Connection Function AC INPUT L AC INPUT L To supply power for Mainboard, Panel. AC INPUT N 4-3-2.

  • Page 18: Function Description: Display The Signal

    Service Manual Model No.: HL42XLE2 4-4-1. Function Description: Display the signal. T315XW06 V0 Product Specification Rev. 1.0 4-4-2. Connector definition: 3-2 Interface Connections  LCD Connector - LVDS connector on transfer board : Starconn 093G30-B0001A-1 Pin No. Starconn 093G30-B0001A-1 +12V, DC, Regulated +12V, DC, Regulated +12V, DC, Regulated +12V, DC, Regulated...
  • Page 19 Service Manual Model No.: HL42XLE2 T315XW06 V0 Product Specification CN1 (Header):S14B-PH-SM4-TB (D)(LF)(JST) or equivalent. Rev. 1.0 3-7-2 Interface Connection  LED Driver Connector: CI1114M1HR0-NH (Cvilux) Pin No Symbol Description VDDB Operating Voltage Supply, +24V DC regulated VDDB Operating Voltage Supply, +24V DC regulated VDDB Operating Voltage Supply, +24V DC regulated VDDB...

  • Page 20: Chapter 5. Installation Instructions

    If the antenna needs to be split for two TV’s, install a “2-Way Signal Splitter” in the connections. To install the antenna properly please contact a „ professional in your area. Note All cables shown are not included with the TV. EN-7 Haier LED HDTV...

  • Page 21: Choose Your Connection

    S-VIDEO input on the TV, as shown in the External A/V Source Setup figure.Alternatively, you can connect the DVD player to your TV using the audio and video jacks, similar to connecting a VCR (refer to the VCR figure on the previous page). Haier LED HDTV EN-8...

  • Page 22: Connecting A Digital Audio Output

    Contents Protection) protocol for Digital Contents (480p,720p,1080i). Use the corresponding cable to connect the TV’s VGA or DVI (Digital Visual Interface) to the PC's How to connect video output, Audio IN port for audio connections, depending on your computer connector. EN-9 Haier LED HDTV...

  • Page 23: Hdmi And Dvi Input

    Set Top Box) supports DVI The synchronization input form for Horizontal and Vertical frequencies is separate. How To Connect Resolution Connect the source device to the HDMI port of the TV with a HDMI-to-DVI cable (not supplied with this product). Haier LED HDTV EN-10...

  • Page 24: Power Source

    Note Prolonged use of headphones at a high volume may damage your hearing. You will not receive sound from the speakers when you connect headphones to the system. EN-11 Haier LED HDTV...

  • Page 25: Chapter 6. Operation Instructions

    Press to adjust the volume. In the MENU screen, Receivers IR signals from the remote control. 3 VOL +/- these buttons serve as left/right buttons. 6 Remote Sensor Do not put anything near the sensor, which may block the remote control signal. Haier LED HDTV EN-4...

  • Page 26: Back Panel Controls

    In standby mode, these ports will not Output Connect a component composite video device to work. Video In these jacks. Connect a USB flash drive to view MPEG2 videos,JPEG B USB input images or listen to MP3 songs. EN-5 Haier LED HDTV...

  • Page 27: Setting Up Your Remote Control

    Rewind / Fast O USB Functions Play/Pause REPEAT Backward /Forward Stop P FREEZE The button does not work. Q CH.LIST Open the channel list in TV. R FAV.LIST Press to open the favorite channel list in TV. Haier LED HDTV EN-6...

  • Page 28: Chapter 7. Electrical Parts

    Service Manual Model No.: HL42XLE2 Chapter 7. Electrical Parts 7-1. Circuit Diagram...
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  • Page 46: Wiring Connection Diagram

    Model No.: HL42XLE2 7-3. Wiring Connection Diagram CON2 CON3...

  • Page 47: Service Mode

    Service Manual Model No.: HL42XLE2 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: Select the Audio Step 3: Input 8893, System will be into the factory mode menu when 3 steps above are done. 8-1-2.How to exit If you want to exit this factory menu, please press the button ”Menu”...
  • Page 48 Service Manual Model No.: HL42XLE2 8-2-2. Auto Color The option could only be used in the VGA and Component model. When we found the color in the two models was abnormal. Then we can use the function to adjust it automatically.
  • Page 49 Service Manual Model No.: HL42XLE2 8-2-3.White balance/Color tempreture 8-2-4. Picture Mode...

  • Page 50: Audio

    Service Manual Model No.: HL42XLE2 8-2-5. Audio mode 8-2-6. Aging mode...
  • Page 51 Service Manual Model No.: HL42XLE2 8-2-7. Power on mode 8-2-8. Reset to default...
  • Page 52 Service Manual Model No.: HL42XLE2 8-2-9. Reset all setting to default...

  • Page 53: Channel

    Service Manual Model No.: HL42XLE2 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 Press INPUT button to change signal input to TV input Blank screen Restart the television of power supply is interrupted...

  • Page 54: Mainboard Failure Check

    Service Manual Model No.: HL42XLE2 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 Check Re-soldering or change input/output...

  • Page 55: Pannel Failure

    Service Manual Model No.: HL42XLE2 9-4. Pannel Failure Failure Mode...
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