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Haier HL22FEP1 Servise Manual
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Haier HL22FEP1 Servise Manual

Haier HL22FEP1 Servise Manual

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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 b electricity should be serviced or repaired only by experienced professional technicians. Any attempt to service or repair the
product deal with in this service information by anyone else could result in serious injury or death.
Model No. :
HL22FEP1 、 HL22FRR1
HL22FRI1 、 HL22FPB1
CHASSIS:
WARNING
2009 (Qingdao Electronics
All rights reserved. Unauthorized copying and distribution is a violation of
law.
1
COLOR TV
ZORAN775
limited company
)

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Summary of Contents for Haier HL22FEP1

  • Page 1 COLOR TV Model No. : HL22FEP1 、 HL22FRR1 HL22FRI1 、 HL22FPB1 CHASSIS: ZORAN775 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 b electricity should be serviced or repaired only by experienced professional technicians.

  • Page 2: Table Of Contents

    CONTENTS Table of contents ………………....…………………………….2 1. General Information …………....…………………..………..4 1.1. General Guidelines...…………………………………………...….………..4 1.2. Important notice………………………………………………….…………...4 1.3. How to read this Service Manual…………………………...…..…………..5 2. Specifications …………………………………………..…....6 3. Location of Controls and Components ......7 3.1.Board Location……………………………………….……………..…..……..7 3.2. …………………………………………..………..7 A Board----Main Boar 3.3. …………………….……..……………….11 B Board---- Power Board 3.4.
  • Page 3 6. Operation Instructions ……………………….…......21 6.1 Front Panel Controls ……………………………………..………....21 6.2 Back Panel Controls ……………...………………..………..………..21 6.3 Universal Remote Controller..............21 7. Electrical parts ................23 7.1. Block diagram ..................23 7.2. Circuit Diagram..................23 7.3 .Wiring Connection Diagram..............37 8. Measurements and Adjustments .........39 ............39 8 . 1 Version S/N Panel Resolution ....................39 8 .

  • Page 4: General Information

    1. General Information 1.1 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. After servicing, see to it that all the protective devices such as insulation barriers, insulation papers shields are properly installed.

  • Page 5: How To Read This Service Manual

    1.2.6 Take Care to Deal With The Cathode-Ray Tube In the condition that an explosion-proof cathoderay tube is set in this equipment, safety is se-cured against implosion. However, when removing it or serving from backward, it is dangerous to give a shock.

  • Page 6: Specifications

    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. Reference: A “reference” guides the reader to other places in this binder or in this manual, where he/she will find additional information on a specific topic.

  • Page 7: Location Of Controls And Components

    3. LOCATION OF CONTROLS AND COMPONENTS 3.1. Board Location B Board A Board Description A Board Main Board B Board Power supply Board Panel 3.2. A Board----Main Board 3.2. 1 Function Description: Main Board：...
  • Page 8 Process signal which incept from exterior equipment，then translate into signal that panel can display. 3.2.2 Connector definition Main board connector LVDS Connector (CN8)
  • Page 9 PIN 1 Pin number Signal name Description LVDS_D0E_N LVDS EVEN 0 - Signal LVDS_D0E_P LVDS EVEN 0 + Signal Ground LVDS_D1E_N LVDS EVEN 1 - Signal LVDS_D1E_P LVDS EVEN 1 + Signal Ground LVDS_D2E_N LVDS EVEN 2 - Signal LVDS_D2E_P LVDS EVEN 2 + Signal Ground LVDS_CE_N...
  • Page 10 PIN 1 number Signal name Description ON/OFF Preparative switch control Ground Ground INVERTER Lightness Adjust BLON INVERTER Switch Control +12V Power +12V Power Audio Output Connector（CN1） PIN 1 number Signal name Description LSPK Left Audio Output Ground Ground RSPK Right Audio Output Remote Board and Key board Connector（CN2）...
  • Page 11 number IR_IN CPU5V Power LED_B Blue Indicator light Ground LED_R Red Indicator light Connector POWER Connector MENU Connector P- Connector P+ Connector V- Connector V+ Connector SOURCE 3.3.B Board------- (Power Board) Supply power for Main board and Panel...

  • Page 12: Lcd Panel

    Power supply and Inverter Connector（CN10） number Signal name Description Ground Ground BL-ADJUST INVERTER Lightness Adjust BL-ON/OFF INVERTER Switch Control +12V Power +12V Power Other Connector AC150V~AC240V Input (CN15) Power supply for panel (CN11) Power supply for panel (CN12) Power supply for panel (CN13) Power supply for panel (CN14) CN10 3.4.

  • Page 16: Installation Instructions

    5. Installation Instructions 5.1 External Equipment Connections Antenna Connection Connect one end of a coaxial cable (not included) to the ANT IN jack on the back of your TV/DVD combo, then connect the other end of the cable into the antenna or cable TV wall outlet. To improve picture quality from an antenna in a poor signal area, install a signal amplifier.
  • Page 17 VGA Setup You can use your LCD-TV as a monitor for your personal computer using a VGA cable (not supplied). Connection and use steps: 1.Read the user guide supplied with your computer and ensure that it has a VGA connector; 2.Make sure that the power of the LCD -TV and the PC are off;...

  • Page 18: Hdmi Connections

    Cable TV Setup After subscribing to a cable TV service from a local provider you can watch cable TV programming. The TV cannot display TV programming unless a TV tuner device or cable TV converter box is connected to the TV. For further information regarding cable TV service, contact your local cable TV service provider(s).
  • Page 19 How To Use If the source device supports Auto HDMI function, the output resolution of the source device will be automatically set to 1280x720p. If the source device does not support Auto HDMI, you need to set the output resolution appropriately.
  • Page 20 Analog Audio Cable (Stereo to RCA type) (not supplied with the product) Connecting Headphones You can connect a set of headphones to your set if you wish to watch a TV programmer without disturbing the other people in the room. Plug a set of headphones into the 3.5mm mini-jack socket on the rear panel of the set.

  • Page 21: Operation Instructions

    6. Operation Instructions Basal information 6.1 Front panel controls INPUT MENU VOL- VOL+ POWER series series F series Control Panel Function 1. POWER Press to turn on and off the TV. 2. INPUT Selects the input signals. 3. MENU Menu display. Press to access the on-screen menu display. 4.
  • Page 22 Remote Control Key Functions When using the remote control, aim it towards the remote sensor on the TV 1. Press repeatedly to cycle through the available PICTURE AUDIO picture modes 2. Press to change the aspect ratio MTS/SAP SLEEP 3. Select a closed caption 4.

  • Page 23: Electrical Parts

    7. Electrical parts 7.1. Block diagram HDMI1 MT 5 3 8 0 TDA1517 YPbPr Main IC S-Video LVDS tuner Composite YPbPr Composite Flash VGA(P11)L/R EEPROM 7.2. Circuit Diagram...
  • Page 24 MT5380 (DDR1) +3V3SB MODEL NAME: MT5380P1-V2 R1701 R1701 10K_1% 10K_1% R1702 R1702 ADIN1 R1703 R1703 C628 C628 D161 D161 R1704 R1704 2K_1% 2K_1% 0.1uF 0.1uF ESD_0402_10pF ESD_0402_10pF 01. INDEX INVR PWR Main PWR C629 C629 JATG,J2 R1705 R1705 5.6K 5.6K C0402/SMD C0402/SMD 02.
  • Page 25 1,3,4,5,6,7,8,9,10,11,12,13,14 DDRV DV33 +5VSB 1,8,9,11 +5VSB +3V3SB 1,4,7,8,9 +3V3SB AZ1117/adj AZ1117/adj DV10 DV10 DV33 AV33 MEM_VREF L134 L134 MEM_VREF R2030 R2030 100K 1% 100K 1% DDRV DDRV CE10 CE10 VCNTL 47uF/16v 47uF/16v AV33 VCNTL 3,5,8,9,13 AV33 MEM_VREF +12V REFEN VCNTL 1,5,9,13,14 +12V 110_1%...
  • Page 26 1,2,4,5,6,7,8,9,10,11,12,13,14 AV33 2,5,8,9,13 AV33 AV12 5,8,10 AV12 AZ1117/adj AZ1117/adj AV12 AV25 5,12 AV25 AV25 AZ1117/adj AZ1117/adj AV33 +12V 1,2,5,9,13,14 +12V 110_1% 110_1% CB23 CB23 C575 C575 0.1uF 0.1uF CE28 CE28 110_1% 110_1% C573 C573 CE19 CE19 CE30 CE30 CB32 CB32 100uF/16v 100uF/16v 470uF/16V...
  • Page 27 1,2,3,5,6,7,8,9,10,11,12,13,14 U13B U13B OSDA0 +3V3SB OSDA0 1,2,7,8,9 +3V3SB OSCL0 GPIO_0 GPIO_3 OSDA1 RE-RESET CPU WHEN OSCL0 GPIO_0 GPIO_3 OSDA1 OSDA1 USBPWRERR OSCL1 OSDA1 GPIO_1 +5V SUPPLYS. OSCL1 OSCL1 GPIO_3 OPWRSB TP36 TP36 OPWRSB OSCL1 GPIO_3 TP34 TP34 USBPWREN R2021 R2021 ADIN3 OPWM0 GPIO_4...
  • Page 28 1,2,3,4,6,7,8,9,10,11,12,13,14 AV12 U13D U13D 3,8,10 AV12 AV12 USB_VRT AVDD12_PLL 5.1K 1% 5.1K 1% AV33 USB_VRT AVDD12_ADCPLL 2,3,8,9,13 AV33 USB_DM AVDD12_PLL USB_VRT FB19 FB19 AVDD12_PLL AV25 USB_DM AVDD12_TVDPLL 3,12 AV25 USB_DP AVDD12_PLL USB_DP AVDD12_HDMIPLL AVDD33_USB AVDD12_PLL USBPWREN AVDD33_USB AVDD12_APLL USBPWREN AVDD12_USB AVDD12_PLL USBPWRERR AVDD12_USB...
  • Page 29 1,2,3,4,5,7,8,9,10,11,12,13,14 DDRV DDRV MEM_VREF U13A U13A MEM_VREF DDRV DDRV RDQS0 RDQS0 RDQM0 RDQM0 RDQ0 RWE# RDQ0 RWE_ RDQ1 RBA0 MEM_DQ0 MEM_DQ14 Swap for layout RDQ1 RBA0 DQ15 RDQ2 RDQ2 VDDQ VSSQ RDQ3 RBA1 MEM_DQ1 MEM_DQ15 RDQ3 RBA1 DQ14 RDQ4 MEM_DQ2 MEM_DQ13 RDQ4 DQ13...
  • Page 30 1,2,3,4,5,6,8,9,10,11,12,13,14 OIRI OIRI +5VSB U13J U13J 1,2,8,9,11 +5VSB DV33 DV33 +3V3SB 1,2,4,8,9 +3V3SB POCE0# U0RX POOE# DV33 POCE0_ U0RX HOLD# SCLK POOE# U0TX POCE0# PDD1 OSDA1 POOE_ U0TX OSDA1 PDD0 PDD0 R1208 R1208 OSCL1 PDD0 HOLD_ OSCL1 PDD1 OIRI FRESET# POOE# PDD1 OIRI...
  • Page 31 R0603/SMD HDMI1_RXC+ HPD_SINK1 HPD_SINK D2 Shield HDMI1_RX2+ I2C_CTL_EN RX5V1_DDC_SCL SHELL3 SCL2 POW2 RX0_0B NC/SCHOTTKY DIODE/B340A NC/SCHOTTKY DIODE/B340A POW2 SHELL1 HDMI1_RX0- RX0_0 HDMI/HAIER HDMI/HAIER EDID_BRG_EN RX0_CB 1N4148/SMD 1N4148/SMD HDMI/SMD/CON/A HDMI/SMD/CON/A R2085 R2085 POW0 HDMI1_RX0+ PS331 PS331 RX0_C R0603/SMD R0603/SMD HDMI1_RXC- RX0_1B...
  • Page 32 1,2,3,4,5,6,7,8,10,11,12,13,14 U13C U13C +12V 1,2,5,13,14 +12V AV33 2,3,5,8,13 AV33 AVDD33_LVDS AVDD33_LVDSA AVDD33_LVDS GPIO_[5..11] AVDD33_LVDSB 1,4,8,13 GPIO_[5..11] AVDD33_LVDS AV33 AVDD33_LVDSC AVDD33_VPLL AVDD33_VPLL FB55 FB55 practicaly use：HDR2X15\2MM\SA 2×15pin AVDD33_VPLL CK1N CK1N CK1P CK1N CK1P TP45 TP45 CE580 CE580 C106 C106 CK1P 1,2,3,4,5,6,7,8,10,11,12,13,14 TP46 TP46 100uF/16v...
  • Page 33 1,2,3,4,5,6,7,8,9,11,12,13,14 AV12 AV12 3,5,8 AV12 HSYNC U13E U13E HSYNC FB40 FB40 AVDD12_RGBADC VSYNC VSYNC SOY0 DVDD12_VGA AV12 SOY0 DVDD12_VGA AVSS12_RGBADC C119 C119 AVSS12_RGBADC AVDD12_RGBADC FB41 FB41 DVDD12_VGA AVDD12_RGBADC PB0P AVSS12_RGBFE CB158 CB158 PB0P AVSS12_RGBFE 0.1uF 0.1uF PBR0N AVDD12_RGBFE PBR0N AVDD12_RGBFE PR0P AVSS12_RGBADC C116...
  • Page 34 1,2,3,4,5,6,7,8,9,10,12,13,14 +5VSB NEARLY IC 1,2,8,9 +5VSB +5VSB D-SUB15 FEMALE D-SUB15 FEMALE SVGA SVGA R161 R161 4.7nF 4.7nF C131 C131 NEARLY VGA CON. C0603/SMD C0603/SMD RED_GND R163 R163 10nF C132 10nF C132 GRN_GND 1N4148 1N4148 VGASDA_IN VSYNC VSYNC BLU_GND HSYNC HSYNC HSYNC# C134 C134...
  • Page 35 VIP_ATV VIP_ATV 1,2,3,4,5,6,7,8,9,10,11,13,14 VIN_ATV VIN_ATV AV25 AV25 AIN0_L AIN0_L U13F U13F Near IC AIN0_R AIN0_R C569 C569 TP63 TP63 DVDD25_VADC SC1_IN GND_TUNER SC1_IN CVBS0 DVDD25_VADC CVBS1 DVSS25_VADC SY1_IN SY1_IN CVBS1 DVSS25_VADC TP51 TP51 GND_TUNER GND_TUNER TP52 TP52 GND_CVBS GD_CVBS GND_SV GND_SV AVDD25_VADC AVDD25_VADC...
  • Page 36 1,2,3,4,5,6,7,8,9,10,11,12,14 AV33 AV33 U13G U13G FB50 FB50 AVDD33_AADC FB51 FB51 AVDD33_ADAC0 +12V 1,2,5,9,14 +12V AIN0_L ASPDIF AV33 AIN0_L ASPDIF 2,3,5,8,9 AV33 AIN0_R AIN0_R AOMCLK AIN1_L AOLRCK CE55 CE55 C201 C201 C202 C202 AIN0_L AIN0_L AIN1_L AOLRCK AIN1_R AOBCK CB170 CB170 CB171 CB171 AIN0_R...
  • Page 37 1,2,3,4,5,6,7,8,9,10,11,12,13 +12V 1,2,5,9,13 +12V SPDIF HPDET# HPDET# MUTE MUTE FB/NC FB/NC SPDIF SPDIF AVR1_OUT/AMP AVR1_OUT/AMP AVL1_OUT/AMP AVL1_OUT/AMP +12V +12V OPAV120 2N3906 2N3906 R299 R299 FB70 FB70 OPAV120 CB996 CB996 R298 R298 5.1K 5.1K R303 R303 CB994 CB994 0.1uF 0.1uF CB997 CB997 0.1uF 0.1uF...

  • Page 38: Wiring Connection Diagram

    7.3. Wiring Connection diagram customer type HL22FPB1 Haier type LA22F3W special number DC14C0E0900 special technique AT08SR1101US46 document number export country Am eric a customer LCD PANEL brand Haier CN11 CN 6 CN 2 Power CN10 supply CN15 inveter 您正在使用 ZWCAD 2008i 试用版...

  • Page 39: Measurements And Adjustments

    8 . MEASUREMENTS AND ADJUSTMENTS The way to the factory mode menu: 1st, press nemu, 2en, input 8893, Finished these operations ,system will be into the factory mode menu. 8 . 1 Version ,S/N, Panel Resoution Version:The first line is the model Name and the second line is current software version. 8 .

  • Page 40: Audio

    8.2.1，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. 8.2.2，Color Temperature The function could adjust the Color Temperature., used when debugging. 8 .

  • Page 41: Channel

    8 . 4 Channel Range Scan: The function could make it to search the channels by differentiation the analog and digital channels. Single RF Scan: Search channels in the frequency scope set in advance.

  • Page 42: Gamma

    Factory Scan: According to ANTENNA-ANALOG---〉ANTENNA-DIGITAL---〉CABLE- ANALOG---〉 CABLE- DIGITAL to search channels, used only in project debugging. Tuner Diagnostic: Project debugging setting, used to inspect the audio function. 8 . 5Gamma Gamma: Bright：GAMMA0.8 Middle：default settings in the programme Dark：GAMMA1.2...

  • Page 43: Backlight

    8 . 6 Backlight Backlight: adjust the backlight. 8 . 7 Function...
  • Page 44 Burning Mode: Turn it “ON” to enter the aging model, This is for factory run-in testing. The screen would display red, green, blue and black screen repeatedly. Each color screen could be exam at that time. Clean Storage：The function could make the model turn back to the factory default setting.
  • Page 45 Remark: The date of the chart only is a example, please don’t adjust the factory mode base on it.

  • Page 46: Trouble Shooting

    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 Press INPUT button to change signal input to TV input Blank screen Restart the television of power supply is interrupted Press Mute button and verify if Mute mode is set.

  • Page 47: Power Supply Board Failure Check

    9-2. Power Supply Board failure check. Check (F1/3A) for 12V？ Check E33/470μF/16V for 5V Check F1 and peripheral power supply F1 is damaged？ Were those Turn on the TV-set(By button or LDO(U10,U13,U16,U18,U19, remote control) etc.)worked normal? Check power supply net Check U6/MCU follow F1 1:Power supply(U7、U9))

  • Page 48: Main Board Failure Check

    9.3. Main board failure check State: No Sound No Sound (All Mode) Fail Check the input Change Source input Source Pass Fail Check the input/output Re-soldering or change Of IC U13 of Main B/D IC U13 Pass Fail Check the input/output Re-soldering or change Of IC U55 of Main B/D IC U55...
  • Page 49 State：No picture No Raster on Panel Fail Check the backlight B/D Change the backlight B/D Pass Re-soldering or change Fail Check the input/output of IC UA1 and RNA1-17 jack CN3 of Main B/D Pass Fail Check the input/output of Re-soldering or change Jack CN4 of Main B/D IC U13 Pass...

  • Page 50: Panel Failure

    9.4. Pannel failure Failure Mode Part Name Description Phenomena Failure cause Block Defect :TCP cracking or cracking V B/D Vertical bar Dim or L/D :TCP Sunken :TCP lead cracking :ACF bonding short Vertal gray :Awful environment and something electric enter into V Dim line :Mis-align between TCP and Panel...
  • Page 51 3. Pannel and vsc connect bad Bright and dark Flashing display alternately Failure Mode Part Name Description Phenomena Failure cause B/L normal, only White white screen Screen display Maybe caused by surge current and EDS B/L normal, only Black Black screen Screen display...
  • Page 52 wire Without backlight Operation abnormal or systemic noise open shut B/L shutdown in Short bitween lamp housing and wire, Because down sometime consume power too much ,white,balck F/M in B/L unit Rotundity wirelike Failure Mode Part Name Description Phenomena Failure cause Brightness Light bottom of LCM...
  • Page 53 Sincere Forever Haier Group Haier Industrial Park, No. 1, Haier Road 266101,Qingdao,China http://www.haier.com...

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