Haier HL19T Service Manual
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Haier HL19T Service Manual

Haier HL19T Service Manual

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HL19T
@
(2008)(Haier Electronic Company Limited)
All rights reserved. Unauthorized copying and distribution is a
violation of law.
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Summary of Contents for Haier HL19T

  • Page 1 HL19T (2008)(Haier Electronic Company Limited) All rights reserved. Unauthorized copying and distribution is a violation of law.

  • Page 2: Table Of Contents

    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 3 11.1. Simple check…………………………………………………………..…………...53 11.2. PSU failure check…………………………………………………..………………54 11.3. DC/DC board failure check………………………………………………...……...55 11.4. Main board failure check…………………………………………………………. .55 11.5. Pannel failure ……………..…………………………………………………………57 12. MAINTENANCE……………………………………………………………………………60...

  • Page 4: Specifications

    1. Specification Model HL19T Screen size 19inch Aspect ratio 16:10 Resolution 1440*900 Response Time（ms) Angel of view H:160/V:160 Color display 16,777,216 NO.of preset channels OSD language English/Spanish/French Color system NTSC Audio system Audio output 2×1.5W power(Built-in)(W) Audio output power(outer)(W) Total power input（W）...
  • Page 5 2. Warning WARNING RISKELECTRIC SHOCK DONOT OPEN WARNING: To reduce the risk of electric shock don’t remove cover or back. No user-serviceable parts inside refer service to qualified service personnel. Safety of operators has been taken into consideration at the design and manufacture phase, but inappropriate operation may cause electric shock or fire.
  • Page 6 FC C STATEMENT This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rule. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, use and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications.
  • Page 7 product unless proper ventilation is provided. 8)Power Source ---this TV should be operated only from the type of power source indicated on the rating label. If you are not sure of the type of power supply to your home, consult your appliance dealer or local power company.

  • Page 8: Location Of Controls And Components

    Thank you for using our Haier product. This easy-to-use manual will guide you in getting the best use of your product. Remember to record the model and serial number. They are on label in back of the unit. Staple your receipt to your manual. You will need it to obtain warranty service.

  • Page 9: Main Board & Av Board

    3.2.1 Function Description: Main Board： Process signal which incept from exterior equipment，then translate into signal that panel can display. 3.2.2 Connector definition Main board connector Power connectors(CN3,CN5) Pin number Signal name Pin number Signal name +12VEXT +12V +12VEXT BLON PWR-ON Notes: CN3-Pin 3: Backlight on/off: The system can turn on or turn off the backlight of TFT LCD Panel through the power supply unit path.
  • Page 10 Power Power for panel Ground RXE0- LVDS EVEN 0 - Signal RXE0+ LVDS EVEN 0 + Signal RXE1- LVDS EVEN 1 - Signal RXE1+ LVDS EVEN 1 + Signal RXE2- LVDS EVEN 2 - Signal RXE2+ LVDS EVEN 2 + Signal 13,14 Ground RXEC-...
  • Page 11 DVD VIDEO Connector: CN6 Pin number Signal name Description GPIO GPIO PB_IN PB1 IN Y_IN Y1_IN PR_IN PR1 IN DVD IR DVD AUDIO Connector: P1 Pin number Signal name Description YPBPR1L_IN YPBPR1R_IN Other connectors: 1, CN19 to Upgrade the program of MTK5380(U13) AND FLASH(U17) +3V3SB U0RX U0TX...

  • Page 12: Lcd Panel

    3.3.1 Function Description: Supply power for Main board, Panel. 3.3.2Connectordefinition INPUT CONNECTOR (CN6) Signal name +12V +12V 3.4. LCD PANNEL.
  • Page 13 3.4.1 Function Description: Display the signal. 3.4.2 Connector definition Pin number Signal name Description Power Power for panel Ground RXE0- LVDS EVEN 0 - Signal RXE0+ LVDS EVEN 0 + Signal RXE1- LVDS EVEN 1 - Signal RXE1+ LVDS EVEN 1 + Signal RXE2- LVDS EVEN 2 - Signal RXE2+...

  • Page 14: Features And Techinical Description

    We'll get the job done quickly, efficiently and correctly. Evening and weekend appointments are now available! (Note: This information is provided to help guide your installation. Haier assumes no liability for errors or the outcome of any installation since each project is unique and tools, materials, techniques, local codes and regulations vary and change.)Preparing for Your Installation In planning your flat-panel...
  • Page 15 13-15 inches wide by 10-13 inches deep to fit properly. What kind of seating do you want? Is the room primarily a home theater entertainment area, or will music be part of what it's used for as well? Aesthetics Make sure the equipment you choose doesn't overwhelm the room. Do you have room for a projection screen, or will you need to find something a little more space effective? Wire access Have you planned how you will run wires to your LCD TV locations? Will you have all of your...
  • Page 16 ? Stud finder ? Tape measure ? Level ? Pencil ? Power drill ? Socket wrench ? Allen wrench ? Wall probe — piano wire, etc ? Wire running tools — fish/carpet tape, flex rods, electrical tape Running Wires You'll need to get a wire from your TV to your equipment. There are a few guidelines you need to be aware of when it comes to running wires: The National Electrical Code (NEC) is a set of rules that govern how wires and varying types of power are run in a building.
  • Page 17 If you've made it to this point, congratulations on a job well done! (Note: This information is provided to help guide your installation. Haier assumes no liability for errors or the outcome of any installation since each project is unique and tools, materials, techniques, local codes and regulations vary and change.)Preparing for Your Installation In planning your speaker...
  • Page 18 Have you planned how you will run wires to your speaker locations? Speaker Breakdown - See our Speaker Selection »Floor standing/Tower Speakers These are the largest speakers and the most common in dedicated home theater rooms. They consist of a larger cabinet for the components and have different sized drivers inside.
  • Page 19 of rules that govern how wires and varying types of power are to be run in a building. These rules cover both high voltage (outlets, light switches) and low voltage (phone lines, speaker wires, cable lines). Any work you do MUST be in accordance with the NEC, as well as local ordnances for your city, county and state.
  • Page 20 TECHTIP: Most stud finders work the same — simply hold the stud finder still against the surface and then hold down the button. It will then beep. Now move it slowly straight — up and down, or to the left and right until it indicates it senses something usually by blinking or beeping in a different manner..
  • Page 21 will decrease your sound quality. Take care to ensure your speaker is not touching anything inside the wall or ceiling and that the drywall shows no signs of bending or sagging. See Photo #3 Mounting Recessed Speakers: In-Wall and In-Ceiling 6.
  • Page 22 Antenna Connection Generally speaking, to enjoy a clearer picture, we recommend that you use a CATV system or an outdoor antenna . location and antenna positioning ■ To improve the picture quality in a poor signal area, please purchase a signal amplifier and install properly. ■...

  • Page 23: External Equipment Connections

    jack colors (Video = yellow, Audio Left = white,and Audio Right = red).If you connect an S-VIDEO output from VCR tothe S-VIDEO input, the picture quality is improved; compared to connecting a regular VCR to the Video input. 2. Insert a video tape into the VCR and press PLAY on the VCR. (Refer to the VCR owner`s manual.) 3.
  • Page 24 DTV connection This TV can receive Digital Over-the-air/Cable signals without an external digital set-top box. However, if you do receive Digital signals from a digital set-top box or other digital external device, refer to the figure as shown below. This TV supports HDCP (High-bandwidth Digital Contents Protection) protocol for Digital Contents (480p,720p,1080i).
  • Page 25 ■ If the graphic card on the PC does output analog and digital RGB simultaneously, set the TV to either VGA or DVI; (the other mode is set to Plug and Play automatically by the TV.) 3. Then, make the corresponding audio connection. If using a sound card, adjust the PC sound as required.

  • Page 26: Operation Instructions

    Polarized AC Cord Plug Take the table stand off You can take off the table stand if you don’t want to use the table stand. HL19T Please release the screw 2×M4, See the picture 7. OPERATION INSTRUCTIONS Basal information 7.1 Front panel controls...

  • Page 27: Back Panel Controls

    7.2 Back panel controls...
  • Page 28 7.3 Setting Up Your Remote Control...

  • Page 29: Disassembly Instructions

    8. DISASSEMBLY INSTRUCTIONS 8.1.whole machine The whole machine includes Packaging subassembly、Front-frame subassembly、Back-cover subassembly、Base subassembly、MAINBOARD SUBASSEMBLY、Remote Control Board Subassembly、Control Board Subassembly、Assembly Material Subassembly、Romoter Contral...

  • Page 30: Base Subassembly

    Per-setting Subassembly. 3..3 Components List Name Description Parts number HL19T whole machine Packaging Base subassembly Back cover subassembly Front Frame Subassembly Control Board Subassembly Remote Control Board Subassembly Mainboard Subassembly 8.2. Base subassembly...

  • Page 31: Back Subassembly

    Spare Location Spare Parts Name Subassembly parts Specification in English number Base subassembly 　　　　　　　　　　 　　　　　　　　　　　 Base pannel Base subassembly Iron patch 　　　　　　　　　 　　　　　　　　　　 SJ2824-87 Bolt ST3×10F 8.3. Back cover subassembly Components List Spare Spare Parts Location Subassembly parts Name in Specification number English...

  • Page 32: Front Frame Subassembly

    Rotate axis 　　　　　　　　　　 Rotate axis board panel orientation bracket 　　　　　　　　　　 Bolt SJ2825-87 ST3*6F Bolt GB9074.4 M3*8 　　　　　　　　　 SJ2824-87 Bolt ST4×12F Terminal board 　　　　　　　　　　　 Rear terminal label 　　　　　　　　　　　 SJ2824-87 Bolt ST4*12F 0.5mm 　　　　　　　　　 Bolt SJ2824-87 ST3*8F SJ2824-87 Bolt ST4×16F clip Bolt SJ2824-87 ST3*8F 　　　　　　　　　　...
  • Page 33 0094200798 capacitor CC1-50V-560pF-J-SL-F05 0094004386 RMT1 Receiver HS0038B 0094202752 capacitor CD11C-25V-10uF-M-02-D-A 0094401957 LED1 Radiant diode TOL-30MRGDWHA 0094400594 SMD diode 1N4148-07-J 0094101084 Resistance RT13-1/6W-5.1kΩ-J-T52 8.5. Assembly Material Subassembly 8.5.1. Location Photo 8.5.2 Components List Spare Spare Parts Location Subassembly parts Name in Specification number English...

  • Page 34: Measurements And Adjustments

    Power Cord 2.1 Meter Power Cord Power Mainboard （TJC3-7）-500mm-（TJC3-7） Inverter Connective Wire Power Supply PCA060FB-011-P-R Board PANNEL HT190WG1-100 Speaker Y47-418-5W/4Ω Magnetism ECRK-513571 annulation Magnetism ECRK-513571 annulation Magnetism ECIK-EL6E-B annulation Electric Sponge20*15*30 9. 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.
  • Page 35 9.1 Version ,S/N, Panel Resoution Version:The first line is the model Name and the second line is current software version. 9.2 Video 9.2.1，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.
  • Page 36 9.3 Audio Dolby Banner: When turn it “ON”, the model will be in Dolby authentication state. Compression: Compression style. RF： atv line：AV/S-Video/YPbPr/VGA Compression Factor: Compression state. Downmix: output model. MTS System: used when debugging. The parameters only used when debugging, no need to be modified. 9.4 Channel Range Scan: The function could make it to search the channels by differentiation the analog and digital channels.
  • Page 37 Single RF Scan: Search channels in the frequency scope set in advance. Factory Scan: According to ANTENNA-ANALOG---〉ANTENNA-DIGITAL---〉CABLE- ANALOG---〉 CABLE- DIGITAL to search channels, used only in project debugging.
  • Page 38 Tuner Diagnostic: Project debugging setting, used to inspect the audio function. 9.5Gamma Gamma: Bright：GAMMA0.8 Middle：default settings in the programme Dark：GAMMA1.2 9.6 Backlight Backlight: adjust the backlight.
  • Page 39 9.7 Function 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.

  • Page 40: Circuit Diagram

    Clean Storage：The function could make the model turn back to the factory default setting. Remark: The date of the chart only is a example,please don’t adjust the factory mode base on it. 10. CIRCUIT DIAGRAM...
  • Page 41 MT5380 (DDR1) +3V3SB NEED TO CONFIRM MODEL NAME: MT5380P1-V2 20070620 XINGQI R1701 R1703 75 R0603/SMD R1702 ADIN1 R1704 2K R0603/SMD C628 D161 0.1uF MLVS0603M07 01. INDEX INVR PWR Main PWR R1705 5K6 R0603/SMD C/SMD/0603 C629 JATG,J2 1000pF 02. DIGITAL POWER R1706 18K R0603/SMD C0603/SMD...
  • Page 42 1,3,4,5,6,7,8,9,10,11,12,13,14 1,3,5,8,9,13,14 +5VSB 1,7,9,11 +5VSB +3V3SB 1,4,7,8,9,13 +3V3SB AZ1117/adj DV10 DV10 DV33 AV33 MEM_VREF L134 MEM_VREF DDRV DDRV 0.1uF DV33 4,7,9,14 DV33 4.7uF/10V AV33 3,5,8,9,13 AV33 4.7K +12V 2,3,8,9,14 +12V CB33 CB37 100uF/6.3v 0.1uF 0.1uF DDRV DDRV PVIN 100uF/10v VSENSE AVIN MEM_VREF VREF...
  • Page 43 1,2,4,5,6,7,8,9,10,11,12,13,14 1,2,5,8,9,13,14 AV33 2,5,8,9,13 AV33 AV12 5,8,10 AV12 AZ1117/adj +5V_TUNER 5,12 +5V_TUNER AV12 AV25 5,12 AV25 AV25 AZ1117/adj AV33 +12V 1,8,9,14 +12V OPWM2 OPWM2 CB23 C575 0.1uF CE28 C573 CE19 CE30 CB32 100uF/6.3v 470uF/6.3v 100uF/10v 0.1uF CE22 CB18 0.1uF 100uF/10v 1.25 x (1+0/100) = 1.25V 10% tolerance 1.25 x (1+180/110) = 3.3V...
  • Page 44 1,2,3,5,6,7,8,9,10,11,12,13,14 U13B DV33 2,7,9,14 DV33 OSDA0 +3V3SB OSDA0 1,2,7,8,9,13 +3V3SB OSCL0 GPIO_0 GPIO_3 OSDA1 OSDA1 OSCL0 GPIO_0 GPIO_3 OSDA1 GPIO_10 OSCL1 OSDA1 GPIO_1 GPIO_10 OSCL1 OSCL1 GPIO_3 OPWRSB OPWRSB OSCL1 GPIO_3 TP34 GPIO_4 GPIO_11 ADIN3 ADIN3 OPWM0 GPIO_4 GPIO_11 OPWM1 GPIO_5 +3V3SB +3V3SB...
  • Page 45 1,2,3,4,6,7,8,9,10,11,12,13,14 AV12 3,8,10 AV12 1,2,3,8,9,13,14 AV33 U13D 2,3,8,9,13 AV33 AV12 AV25 3,12 AV25 USB_VRT AVDD12_PLL 5.1K 1% USB_VRT AVDD12_ADCPLL AVDD12_PLL USB_VRT FB19 AVDD12_PLL ADIN3 ADIN3 USB_DM AVDD12_TVDPLL AVDD12_PLL CB450 CVBS0T USB_DP AVDD12_HDMIPLL CVBS0T AVDD33_USB AVDD12_PLL NS/100pF +5V_TUNER AVDD33_USB AVDD12_APLL 3,12 +5V_TUNER AVDD12_USB AVDD12_PLL...
  • Page 46 1,2,3,4,5,7,8,9,10,11,12,13,14 DDRV DDRV MEM_VREF 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 RDQ5...
  • Page 47 1,2,3,4,5,6,8,9,10,11,12,13,14 OIRI OIRI +5VSB U13J 1,2,9,11 +5VSB +3V3SB 1,2,4,8,9,13 +3V3SB U2RX U2RX POCE0# U0RX DV33 POOE# DV33 U2TX POCE0_ U0RX HOLD# SCLK U2TX POOE# U0TX POCE0# DV33 DV33 PDD1 OSDA1 POOE_ U0TX OSDA1 PDD0 PDD0 R1208 DV33 OSCL1 PDD0 HOLD_ OSCL1 PDD1 OIRI...
  • Page 48 +3V3SB 1,2,3,4,5,6,7,9,10,11,12,13,14 HDMI_PLUGPWR0 AV33 D153 U13K FB35 AVDD33_H 1,2,3,5,9,13,14 RX0_CB TP44 CB138 AV33 RX0_CB EXT_RES 2,3,5,9,13 AV33 RX0_C OPWR0_5V 0.1uF HDMI TYPE-A AV12 RX0_C OPWR0_5V RB520S-30 3,5,10 AV12 RX0_0B 4.7uF/10v CB145 OSDA1 OSDA1 RX0_0B RX0_0 RX0_2 0.1uF OSCL1 OSCL1 RX0_0 C0603/SMD RX0_1B R1605...
  • Page 49 1,2,3,4,5,6,7,8,10,11,12,13,14 U13C +12V 1,3,8,14 +12V 1,2,3,5,8,13,14 AV33 2,3,5,8,13 AV33 AVDD33_LVDS AVDD33_LVDSA AVDD33_LVDS GPIO_[4..11] AVDD33_LVDSB 4,8,13,14 GPIO_[4..11] AVDD33_LVDS AV33 AVDD33_LVDSC AVDD33_VPLL FB55 AVDD33_VPLL AVDD33_VPLL CK1N CK1N CK1P CK1N CK1P TP45 CE580 C106 CK1P 1,2,3,4,5,6,7,8,10,11,12,13,14 TP46 100uF/6.3v CB192 0.1uF LVDSVDD LVDSVDD +5VSB 1,2,7,11 +5VSB C0603/SMD...
  • Page 50 1,2,3,4,5,6,7,8,9,11,12,13,14 1,2,3,5,8,9,13,14 AV12 AV12 3,5,8 AV12 HSYNC U13E HSYNC FB40 AVDD12_RGBADC VSYNC VSYNC SOY0 DVDD12_VGA AV12 SOY0 DVDD12_VGA AVSS12_RGBADC C119 AVSS12_RGBADC AVDD12_RGBADC FB41 DVDD12_VGA AVDD12_RGBADC PB0P AVSS12_RGBFE CB158 PB0P AVSS12_RGBFE 0.1uF PBR0N AVDD12_RGBFE PBR0N AVDD12_RGBFE C0603/SMD PR0P AVSS12_RGBADC C116 PR0P SOY1 CB159 SOY1...
  • Page 51 1,2,3,4,5,6,7,8,9,10,12,13,14 +5VSB NEARLY IC 1,2,7,9 +5VSB +5VSB D-SUB15 FEMALE SVGA R161 4.7nF C131 NEARLY VGA CON. RED_GND U0TX R24 0 80/100MHz FB67 R163 10nF C132 GRN_GND 1N4148 VGASDA_IN VSYNC VSYNC BLU_GND HSYNC HSYNC HSYNC# R165 C134 AIN2_L AIN2_L 1N4148 VGA_PLUGPWR NS/EZJZ0V800AA AIN2_R AIN2_R...
  • Page 52 1,2,3,4,5,6,7,8,9,10,11,13,14 AV25 AV25 AIN0_L AIN0_L U13F AIN0_R AIN0_R CVBS0T CVBS0T CVBS0 DVDD25_VADC C112 NS/24pF C214 NS/43pF FAT_IN2+ FAT_IN2+ CVBS0 DVDD25_VADC CVBS1 DVSS25_VADC Near chip FAT_IN2- FAT_IN2- CVBS1 DVSS25_VADC TP51 GND_TUNER C566 +5V_TUNER GND_TUNER +5V_TUNER TP52 GND_CVBS FAT_IN2+ 10nF VIP_ATV GD_CVBS GND_SV GND_SV C327...
  • Page 53 1,2,3,4,5,6,7,8,9,10,11,12,14 AV33 AV33 U13G FB50 AVDD33_AADC FB51 AVDD33_ADAC0 +12V 1,3,8,9,14 +12V AIN0_L ASPDIF AV33 AIN0_L ASPDIF 2,3,5,8,9 AV33 AIN0_R AIN0_R AOMCLK 1,2,3,5,8,9,14 AIN1_L AOLRCK CE55 C201 C202 AIN0_L AIN0_L AIN1_L AOLRCK AIN1_R AOBCK CB170 CB171 AIN0_R AIN0_R AIN1_R AOBCK 0.1uF 0.1uF AIN2_L 100uF/6.3v...
  • Page 54 R1713 33K/NC C631 120pF/NC 3.3X GAIN C665 R1714 R1715 5.1K/NC U53A CE624 10uF/10v/NC R1716 20/NC AL2_OUT C0805/SMD 10K/NC OPAVREF R1717 C632 22uF/10v/NC R1719 10K/NC AR2_OUT AOUTR 820pF/NC NJM4558/NC R1718 MUTE 2SD2653K/NC NS/10K OPAV120 NS/10K 1,2,3,4,5,6,7,8,9,10,11,12,13 R1720 33K/NC AL2_OUT DV33 AOUTL 2,4,7,9 DV33 1,2,3,5,8,9,13...

  • Page 55: Wiring Connection Diagram

    11. WIRING CONNECTION DIAGRAM 12. TROUBLE SHOOTING GUIDE 12.1. Simple check...
  • Page 56 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 57 First,check cables which connect with PSB and the Lvds wire with the panel. Second, check the output voltage of CN4 Connector: CN4. State：No sound First，check cables which connect with Main Board，then check as follows First,check speaker anode(+) and cathode(-),confirm speaker short or not. If short ,replace speaker. Second,check CN1 with oscillograph, confirm wave output or not.
  • Page 58 Polarizer Tine or rigidity arose Polarizer Scratch Scratch inside Eyewinker inside Eyewinker inside Polarizer Polarizer Polarizer Abnormal 1. Chip lose action Abnormal Display Display 2. IC ahort or jointiog bad Circuit 3. Pannel and vsc connect bad Bright and dark Flashing display alternately Failure Mode...
  • Page 59 Failure Mode Part Name Description Phenomena Failure cause When turn Caused by Mechanica noise of backlight Mechanlcal panel,appear unit Nolse cacophony Causeed by between mechanism and Ripple Connectric circle pannel *Connect badness between wire and B/L off B/L lose action electrode *Connect badness brightness...
  • Page 60 Lack screw or *Lack screw Mount hole screw damage Screw damage 13、 MAINTENANCE To remove dirt or dust, wipe the cabinet with a soft, dry, lint-free cloth. Please be sure not to use a wet cloth. Cleaning the Screen Early malfunctions can be prevented. Careful and regular cleaning can extend the amount of time you will have your new TV.
  • Page 61 Haier Group...

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