Haier HL40XP1 Service Manual
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Haier HL40XP1 Service Manual

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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. HL40XP1a
Chassis
LCD TV
HL40XP1
ZORAN785

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Summary of Contents for Haier HL40XP1

  • 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

    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 4-3. Power Supply Board ................16 4-3-1. Function description:................16 ................16 4-4. LCD Panel ....................16 Chapter 5. Installation Instructions 5-1 External Equipment Connections ............19 Chapter 6. Operation Instructions 6-1. Front Panel Controls ................25 6-2 Back Panel Controls ................

  • Page 4: Chapter 1: General Information

    Service Manual Model No.: HL40XP1 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.: HL40XP1 components commonly are called Electrostatically Sensitive (ES) Devices. The following 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.: HL40XP1 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.: HL40XP1 3. Use only a grounded-tip soldering iron to solder or unsolder ES devices. 4. Use only an anti-static type solder removal device. Some solder removal devices not 5. Do not use freon-propelled chemicals. These can generate electrical charges sufficient to damage ES devices.
  • Page 8 Service Manual Model No.: HL40XP1 Caution: A “caution” is used when there is danger that the reader, through incorrect restart(part of) a procedure. Warning: A “warning” is used when there is danger of personal injury. Reference: A “reference” guides the reader to other places in this binder or in this manual, where...
  • Page 9 Service Manual Model No.: HL40XP1 Model HL40XP1 Screen Size 40 inch Aspect Ratio 16:9 Resolution 1920x1080 6.5 (GRAY TO Response Time (ms) GRAY) Angel of View 176o Color Display 16777216 No. of Preset Channels OSD Language English/French/Spanish Color System NTSC...

  • Page 10: External Pictures (Four Faces)

    Service Manual Model No.: HL40XP1 2-2 External pictures (four faces) Front Side Left Side...
  • Page 11 Service Manual Model No.: HL40XP1 Right Side Back Side...

  • Page 12: Chapter 3. Disassemble And Assemble

    Service Manual Model No.: HL40XP1 Chapter 3. Disassemble and 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 six screws from the back...

  • Page 13: Remove The Power Supply Module

    Service Manual Model No.: HL40XP1 Disconnected the coupler CN1 CN2 CN3 CN4 CN5 CN7 J25. Remove the Mainboard. 3-7. Remove the Keypad Board Then put the terminal bracket to the side. 3-5. Remove the Power Supply Module Remove the four screws indicated by the red circles in below picture.

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

    Service Manual Model No.: HL40XP1 Chapter 4. Location of Controls and Components 4 - 1 . Parts number Description A Board Main Board B Board Power Board 4-2. Main Board & AV Board...

  • Page 15: Function Description

    Service Manual Model No.: HL40XP1 4-2-1 Function Description: Main Board Main board connector Power connectors (CN3, CN5) CNA2 CNE5 Pin number Signal name Pin number Signal name DIMMING ON/OFF +5VSB SELECT +12V +12V Notes: CNE5-Pin 2: Backlight on/off: The system can turn on or turn off the backlight of TFT LCD Panel through the power supply unit path.
  • Page 16 Service Manual Model No.: HL40XP1 Speaker power connector (CNA3) Pin number Signal name Speaker Connector (CNC2) Pin number Signal name Other connectors: CNB2 to Upgrade the program of ZORAN785 (U1) AND FLASH (U7)

  • Page 17: Power Supply Board

    Service Manual Model No.: HL40XP1 4-3. Power Supply Board 4-3-1. Function description: To supply power for Mainboard, Panel. INPUT CONNECTOR (CN2) Signal name Signal name Signal name ON/OFF +24V +24V SGND1 I-PWM SGND1 BL-ON/OFF E-PWM 5VSB SGND1 4-4. LCD Panel...
  • Page 18 Service Manual Model No.: HL40XP1 4-4-1. Function Description: Display the signal.
  • Page 19 Service Manual Model No.: HL40XP1...

  • Page 20: Chapter 5. Installation Instructions

    Service Manual Model No.: HL40XP1 Chapter 5. Installation Instructions 5-1 External Equipment Connections...

  • Page 21: Block Diagram

    Service Manual Model No.: HL40XP1 Installation Select the input source with using the INPUT button Choose Your Connection on the remote control, and then press button to select the source, press ENTER button to confirm. There are several ways to connect your television, depending on the components you want to connect and the quality of the signal you want to achieve.
  • Page 22 Service Manual Model No.: HL40XP1 Installation the component input ports as shown below. How to connect Component ports on the TV Connect the DVD video outputs (COMPONENT) to the Y Pb Pr jacks on the TV and connect the DVD...

  • Page 23: Connecting A Computer

    Service Manual Model No.: HL40XP1 Installation Audio (Optical) Output port. If the graphic card on the computer does output analog and digital RGB simultaneously, set the TV Connect the other end of the optical cable to the to either VGA or HDMI; (the other mode is set to digital audio (optical) input on the audio equipment.

  • Page 24: Hdmi And Dvi Input

    Service Manual Model No.: HL40XP1 Installation Avoid keeping a fixed image on the TV’s screen with a HDMI-to-DVI cable (not supplied with this for a long period of time. The fixed image may product). become permanently imprinted on the screen.

  • Page 25: Power Source

    Service Manual Model No.: HL40XP1 Installation Power source Removing the table stand and install- ing a wall mount bracket TO USE AC POWER SOURCE Use the AC polarized line cord provided for HLC26R1 operation on AC. Insert the AC cord plug into a standard polarized AC outlet.

  • Page 26: Chapter 6. Operation Instructions

    Service Manual Model No.: HL40XP1 Chapter 6. Operation Instructions 6-1. Front Panel Controls Contents Introduction Controls This is a simplified representation of the TV front panel, side panel control buttons and side inputs. TV Side panel controls and connections Connect a HDMI device to receive digital audio 6 HDMI IN and uncompressed digital video signals.

  • Page 27: Back Panel Controls

    Service Manual Model No.: HL40XP1 6-2. Back Panel Controls Introduction Connection Options Back panel connections Connect various types of digital audio equipment. Connect the audio L/R cables from the video signal 7 AUDIO In source to these jacks. Digital Audio...

  • Page 28: Setting Up Your Remote Control

    Service Manual Model No.: HL40XP1 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 29: Chapter 7. Electrical Parts

    Service Manual Model No.: HL40XP1 Chapter 7. Electrical Parts 7-1. Block Diagram H5PS5162FFR-25C H5PS5162FFR-25C DVT-8ADC1/GW41F2 NCP1579 NTMD4840 TUNER EN25B32 FLASH 3.3VSB 5VSB AP1117E33 FLAT PANEL 1.8VSB 3.3VSB DISPLAY AP1117E18 3.3V AP1117E33 ZORAN 785 1.8V AZ1084-ADJ 1.8V AP1534 HDMI SPDIF To driver the backlight...

  • Page 30: Circuit Diagram

    Service Manual Model No.: HL40XP1 7-2. Circuit Diagram...
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  • Page 47: Wiring Connection Diagram

    Service Manual Model No.: HL40XP1 7-3 .Wiring Connection Diagram Customer Model HL40XP1 9.WIRRING CONNECTION Service Model HL40XP1a DIAGRAM Factory Model L40K1 Serial No. DC0XU0E0700 Job Order No. AT08SR0804US12 LVDS Connector Country CANADA Customer Brand Haier Backlight wire AUDIO OUT...

  • Page 48: Chapter 8. Measurements And Adjustments

    Service Manual Model No.: HL40XP1 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, Step 3: Press “OK” System will be into the factory mode menu when 3 steps above are done.

  • Page 49: Auto Color

    Service Manual Model No.: HL40XP1 8-2-2. Auto Color...

  • Page 50: White Balance/Color Temp

    Service Manual Model No.: HL40XP1 8-2-3. Whinte Balance/Color Temp 8-2-4. Picture Mode...

  • Page 51: Audio Mode

    Service Manual Model No.: HL40XP1 8-2-5. Audio Mode 8-2-6. SSPLL Setting Tuner Diagnostic: Project debugging setting, used to inspect the audio function.

  • Page 52: Aging Mode

    Service Manual Model No.: HL40XP1 8-2-7. Aging Mode 8-2-8. Power On Mode...

  • Page 53: Camma Table

    Service Manual Model No.: HL40XP1 8-2-9. Camma Table 8-2-10. Reste to default...

  • Page 54: Reset All Setting To Default

    Service Manual Model No.: HL40XP1 8-2-11. Reset all setting to default...

  • Page 55: Chapter 9. Trouble Shooting

    Service Manual Model No.: HL40XP1 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 56: Power Supply Board Failure Check

    Service Manual Model No.: HL40XP1 9-2. Power Supply Board Failure Check.

  • Page 57: Mainboard Failure Check

    Service Manual Model No.: HL40XP1 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 Pass Fail Check Re-soldering or change input/output...

  • Page 58: Pannel Failure

    Service Manual Model No.: HL40XP1 9-4. Pannel Failure Failure Mode...
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  • Page 63 Sincere Forever Printed in China...

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