Haier HL22XLT2 Service Manual Download | Manualshive

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Summary of Contents for HL22XLT2

Page 1: ...OLATION TRANSFOMER FOR THIS UNIT WHEN SERVICING 6 1 Main Board 29 6 2 Power Board 31 6 3 Key Board 37 6 4 IR Board 37 7 Adjustment 38 8 Block Diagram 39 9 Wiring Diagram 40 10 Schematic Diagram 41 10 1 Main Board 41 10 2 Power Board 51 10 3 Key Board 55 10 4 IR Board 56 Table of Contents 1 Important Safety Notice 2 Revision List 3 1 General Specification 4 2 Operating Instructions 6 2 1 The Use of...

Page 2: ...cs might create shock fire or other hazards Under no circumstances should the original design be modified or altered without written permission from Haier Haier assumes no liability express or implied arising out of any unauthorized modification of design Servicer assumes all liability FOR PRODUCTS CONTAINING LASER DANGER Invisible laser radiations when open AVOID DIRECT EXPOSURE TO BEAM CAUTION U...

Page 3: ...nput PC IN D SUB and PC Audio Headphone mini jack Supported scan rate 640x480 60 72 75Hz 720x400 70Hz 800x600 56 60 72 75Hz 1024x768 60 70 75Hz 1280x720 60Hz 1280x768 60Hz Note 1280x1024 60Hz 1440x900 60Hz 1680x1050 60Hz 1920x1080 60Hz For HL22XLT2 HL22XLTW2 only Recommended HL22XLT2 HL22XLTW2 1920x1080 60Hz Component Video and L R Audio input Supported resolution 480i 59 94 60Hz 480p 59 94 60Hz 7...

Page 4: ...m Screw type Metric 4 x 10 mm POWER Power Consumption 50W Standby 1W Mains Power 120V 60Hz Audio Power 3W 3W Ambient Temperature 41 F 95 F PACKAGE CONTENTS Supplied Accessories TV unit x 1 Base x 1 Remote control x 1 with two size AAA alkaline batteries User manual x 1 Registration Card x 1 ...

Page 5: ...6 2 Operating Instructions 2 1 The Use of Remote Control ...

Page 6: ...7 ...

Page 7: ...8 2 2 To Use the Menus ...

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Page 15: ...by the TV set 2 VOL Press to increase the volume 3 VOL Press to decrease the volume 4 CH Press to increase the channel number 5 CH Press to decrease the channel number 6 MENU Press to open or exit the OSD on screen display menu 7 INPUT Press to select the input source ...

Page 16: ...en for Y red for right audio R and white for left audio L inputs 5 ANTENNA CABLE DIGITAL ANALOG Connect to an antenna or digital cable out of the wall not from Cable Box for Digital TV 6 SPDIF Optical Digital Audio Out When a digital audio signal is associated with the input selected for viewing the digital audio will be available on this SPDIF connection to your home theater system 7 USB PORT Ins...

Page 17: ...ial Data for DDC 5 Ground 13 H Sync 6 Red Ground 14 V Sync 7 Green Ground 15 Serial Clock for DDC 8 Blue Ground HDMI Pin No Description Pin No Description 1 TMDS Data2 11 TMDS Clock Shield 2 TMDS Data2 shield 12 TMDS Clock 3 TDMS Data2 13 CEC 4 TMDS Data1 14 NC 5 TMDS Data1 shield 15 SCL 6 TMDS Data1 16 SDA 7 TMDS Data0 17 DDC CEC Ground 8 TMDS Data0 shield 18 5V Power 9 TMDS Data0 19 Hot Plug Det...

Page 18: ...8 000 WXGA 1440x900 60Hz 1600 x 926 55 469 P 59 901 N 88 750 WSXGA 1680x1050 60Hz 2240 x 1089 65 290 N 59 954 P 146 250 FHD 1920x1080 60Hz 2200 x 1125 67 500 P 60 000 P 148 500 HDMI VESA MODES Horizontal Vertical Mode Resolution Total Nominal Frequency KHz Sync Polarity Nominal Freq Hz Sync Polarity Nominal Pixel Clock MHz DOS 720 x 400 70Hz 900 x 449 31 469 N 70 087 P 28 322 VGA 640 x 480 60Hz 80...

Page 19: ...20 4 Mechanical Instructions Step1 Remove the STAND ASS Y and REAR COVER Step2 Remove the AC COVER HINGE BKT MAIN BOARD and POWER BOARD ...

Page 20: ...21 Step3 Remove the AC BKT KEY BOARD IR BOARD and SPEAKERS Step4 The PANEL ...

Page 21: ... Chart 1 No power No power LED Off Check the AC input and the power is ON Power On Check the IR board and LED Replace the IR board Replace the main board Power board output 5 2V Replace the power board No Yes No Yes No ...

Page 22: ...ed Replace the main board Replace the Power board No Yes No Yes No No Power board output 12 16V Check the power key is under control Check the IR receiver is normal Replace the power board Replace the key board Yes Replace the IR board ...

Page 23: ...splay Reset the source Check the source Check the panel Replace the main board Replace the LVDS cable Replace the panel No No No Yes Yes Yes No No Check the main board Enter factory mode to do EEPROM initial Reset Check the LVDS cable ...

Page 24: ...e Panel No display LED white Replace the main board Check the backlight is On Check the LVDS cable Reinsert or replace the LVDS cable Replace the main board Replace the Panel No Yes Yes No Yes No No Yes Yes No Yes No Power board output 12 16V Check TV is under control and power on off by remote control and power key ...

Page 25: ...me or enter the menu to reset Reinsert the audio cable or change the TV system Replace the cable Replace the speaker Replace the main board No Yes Check the speaker resistance value is in spec Remark The value is marked on the speaker Check the audio source connection and the TV system are correct Yes No Yes No Enter factory mode to do Reset No ...

Page 26: ...function Replace the battery Replace the remote control Whether the IR board is abnormal Yes No Replace the IR board Replace the main board No Yes No Yes Use the other remote controls Check the remote control battery is not properly placed or no power ...

Page 27: ...y board connected properly Reconnect the key board Buttons are OK Replace the button function Yes No Key board is OK Replace the key board Replace the main board No Yes No No OSD is unstable or can t work normally Enter factory mode to do Reset Yes ...

Page 28: ...29 6 PCB Layout 6 1 Main Board 715G3759M02000005K ...

Page 29: ...30 ...

Page 30: ...31 6 2 Power Board HL22XLT2 HL22XLTW2 715G3895P01L30002H ...

Page 31: ...32 ...

Page 32: ...33 ...

Page 33: ...34 HL22XLTW2 715G4147P01H21002S ...

Page 34: ...35 ...

Page 35: ...36 ...

Page 36: ...37 6 3 Key Board 715G4105K01000004L 6 4 IR Board 715G4104R01000004S ...

Page 37: ... 9 Æ 9 Æ 9 and ENTER it will achieve the factory mode Take the following picture for example Step2 Change TV press the Current Source to Component mode and change signal to 1080i mode press the Auto Color Step3 Change TV press the Current Source to PC mode and change signal to PC TIMING 137 1024X768 Pattern 147 16 Grays press the Auto Color ...

Page 38: ...SB P16V POWER BOARD AO4449 19 22 24 9V P16V U708 G9084 50TU3U D16V Max 3A Audio Amplifier VCC5D U702 AZ1084D 1 8TRE1 Max 2A U704 G5692P11U 1V8_STB Max 2A Max 2 5A D1V8 VCC1V1 S VIDEO Y C 9V STB 15m A STB 15m A U708 G9084 50TU3U TU101 ENV56U03D8F 5VT For TUNER 5V AO4449 Power Board Input 5VSB P12V P24V 1V8_STB For Audio Headphone Am plifier For EEPROM VCC5D For DDR II VIF P24V 16V U401 ZR39787HGCF ...

Page 39: ...ram CN408 Panel 32 Pin ZR39787HGCF U401 Scaler IC LVDS Cable 12 Pin CN701 CN401 10 Pin Key Board CN001 6 Pin IR Board 5 Pin CN201 Speaker R L CN606 4 Pin Power Board CN906 13 Pin CN902 CN905 To Panel 3 Pin 3 Pin CN903 ...

Page 40: ...21 NC 330pF RGB_HSYNC R116 1K 1 10W VGA_HSYNC_DET R124 4 7K 1 10W DEMOD_RSTN 7 L103 0 082uH L101 0 082uH IF_AINN AF2 IF_AINP AE2 SIF_AINN AF4 IF_AGC AF7 RF_AGC AF8 DMOD_RST_N AC8 MPEG_FAIL AC7 PARAM0 AE7 SA_DATA AC6 DEMOD_CLKO AD8 SIF_AINP AE4 IF_RBIAS AD3 IF_VINBIAS AD2 IF_VCM AD1 IF_VREFN AF1 IF_VREFP AE1 IF_DVAL_GPIO AA5 Demodulator U401P ZR39787HGCF C115 100pF 50V C109 100pF 50V 0402 0402 R104...

Page 41: ...0K 1 10W AV_CVBS R162 33 OHM 1 10W Q104 MMBT3904 R161 10K 1 10W D102 LL4148 AV_CVBS_DET 7 D3V3 1 2 FB112 NC 30 OHM 1 2 FB111 NC 30 OHM YPbPr_DET 7 DVD_S_Y DVD_S_C R179 NC 75R 1 10W 1 R180 NC 75R 1 10W 1 DVD_STB DVD_STB 7 D104 NC LL4148 88G100Z 51CL AV S Video Input Rear AV_CVBS YPbPr Input Rear VGA_HSYNC VGA_VSYNC DVD_IR AV_Audio_L 10 AV_Audio_R 10 YPbPr_Audio_L 10 YPbPr_Audio_R 10 D3V3 AV_S_DET 7...

Page 42: ...8 HDMI0_D1P C8 HDMI0_D1N C9 HDMI0_D0P A9 HDMI0_D0N B9 HDMI0_CLKP B10 HDMI0_CLKN A10 HDMI0_SCL B11 HDMI0_SDA A11 HDMI0_HPD D9 HDMI0_5VSENSE D7 HDMI_ATEST D3 HDMI_REXT C3 HDMI0_CEC D8 HDMI0 I F GPIO_P17 GPIO_P15 GPIO_P16 U401G ZR39787HGCF R516 NC 1K 1 10W HDMI0_HPD_A HDMI0_HPD HDMI2_D2P D1 HDMI2_D2N D2 HDMI2_D1P C1 HDMI2_D1N C2 HDMI2_D0P B1 HDMI2_D0N B2 HDMI2_CLKP A1 HDMI2_CLKN A2 HDMI2_SCL B3 HDMI2...

Page 43: ...1 10W R410 NC 33 OHM 1 10W TDI_M TDO_M R424 4 7K 1 10W 1 2 4 3 L401 90 ohm I2C0_SDA 7 I2C0_SCL 7 R425 4 7K 1 10W Run As 90 Ohm 15 Differential Pairs R414 33 OHM 1 10W R429 47 OHM 1 16W R405 1K 1 10W R413 33 OHM 1 10W R407 NC 4 7K 1 10W R427 4 7K 1 10W R406 1K 1 10W VCC5D R401 4 7K 1 10W R416 4 7K 1 10W CS 1 SO 2 W 3 GND 4 VCC 8 HOLD 7 SCK 6 SI 5 U405 MX25L3205DM2I 12G Crystal X401 35ppm 20 50ppm 0...

Page 44: ...0N16V TV_DVD_SW LED_B LED_1 R475 NC 10K 1 10W BL_ON_OFF 12 PANEL_ON 9 VDD33 BOD 3V3_STB Q402 MMBT3906 R461 4 7K 1 10W C488 1N 50V LED_R R462 4 7K 1 10W LED_B R463 4 7K 1 10W TEST_MODE R457 NC 4 7K 1 10W USB_EN USB_EN 6 3V3_STB BL_ON_OFF 1 2 FB419 300 OHM R476 3 3K 1 10W LED_2 LIGHTING_LOGO_2 6 LIGHTING_LOGO_1 6 0402 0402 LED_1 LED_2 1 2 FB425 300 OHM 1 2 FB405 120OHM C487 100N16V KEY_IR 4 6 I O1 1...

Page 45: ...1 S0_A6 S1_A8 S0_A8 S1_A10 S0_A9 S1_A4 S0_A7 S1_A0 0402 S1_BA1 S1_A12 S1_A9 S1_A5 0402 S1_BA2 S1_A11 S1_BA0 S1_A7 S1_A6 S1_A3 S0_DQ13 S0_DQ15 S0_DQ12 S0_DQ11 S0_LDM S0_DQ8 S0_DQ9 S0_DQ14 C445 100N16V C446 100N16V C447 100pF 50V S0_DQ2 S0_DQ3 S0_DQ4 S0_DQ5 0402 S0_DQ1 S0_A 0 12 0402 S0_DQ1 S0_DQ0 S0_LDM S0_UDM S0_DQ15 S0_DQ14 S0_DQ13 S0_DQ12 S0_DQ11 S0_DQ10 S0_DQ9 S0_DQ8 S0_DQ7 S0_DQ6 S0_DQ5 S0_DQ4...

Page 46: ...17 M_VDD11 G18 M_VDD12 G19 M_VDD13 G20 M_VDD14 G21 M_VDD15 G22 M_VDD16 H20 M_VDD17 H21 M_VDD18 H22 M_VDD19 J20 M_VDD20 J21 M_VDD21 J22 M_VDD22 K20 M_VDD23 K21 CORE_VDD33 Y7 CORE_VDD34 Y8 CORE_VDD35 Y9 CORE_VDD36 Y10 CORE_VDD37 Y11 CORE_VDD38 Y12 CORE_VDD39 Y13 CORE_VDD40 Y14 CORE_VDD41 Y15 IO_VDD23 AA25 IO_VDD24 AA26 IOVDD_STBY2 H5 IOVDD_STBY3 J5 IOVDD_STBY4 K7 CORE_VDD18_STBY5 R7 CORE_VDD18_STBY4...

Page 47: ...607 NC 10K 1 10W C622 100N16V C616 560pF 50V AV_Audio_R 4 AV_Audio_L 4 YPbPr_Audio_R 4 YPbPr_Audio_L 4 R608 100 OHM 1 10W Coaxial 0402 VCC5D 0402 0402 0402 VGA Audio Input R662 0R05 1 10W R663 0R05 1 10W R661 NC 0R05 1 10W R660 NC 0R05 1 10W AMP_RIN HP_LIN HP_RIN C615 100N16V AMP_LIN YPbPr_Audio_R R601 10K 1 10W 1 2 ZD602 VPORT0603100KV05 R602 10K 1 10W 1 2 ZD601 VPORT0603100KV05 ADATAIN_0 AC9 ADA...

Page 48: ...03 33uH L604 33uH PD_MUTE AMP_RIN PD_MUTE L601 L602 L603 L604 73G M58901 T C648 100N 50V C661 100N 50V C657 100N 50V SVR D3V3 D3V3 D3V3 D3V3 1 2 3 4 CN606 CONN R667 1M 1 10W SVR R666 1M 1 10W 1 2 FB611 NC 300 OHM 1 2 FB612 NC 300 OHM 1 2 FB613 NC 300 OHM LOUT LOUT ROUT GAIN1 GAIN0 R638 4 7K 1 10W R659 NC A_MUTE AMP_LIN 1 2 D604 RB160M 60TE25 C649 47uF 35V R630 NC 10K OHM 1 10W R633 10K 1 10W R644 ...

Page 49: ... 100N25V R706 NC 10K 1 10W R747 0R05 1 4W 1 2 3 4 5 6 7 8 9 10 11 12 CN701 CONN R709 68K 1 10W R711 15K 1 10W 1 C751 10N16V C743 100N25V Vout 0 8x R1 R2 R2 C763 220uF16V C762 10U 10V R731 NC 33K 1 10W R1 R752 6 2K 1 10W R2 73G253S 38 K 1 2 FB702 300 OHM C749 100N25V C748 10uF 10V 5VSB R730 NC 10K 1 10W PWR_ON Q702 NC MMBT3904 R749 3 9K 1 10W R703 0R05 1 10W R723 NC 1K 1 10W C747 220uF 16V PWR_ON 7...

Page 50: ... CT 1 COMP 2 CS 3 GND 4 OUT 5 VCC 6 NC 7 HV 8 IC901 LD7576 R925 43K 1 8W 1 C916 47N 50V C920 1nF50V R909 100K 1 4W C905 68UF 25V C917 47UF 35V R908 100K 1 4W IC903 KIA431A AT P 56G 158 12 C918 100N 50V 1 2 4 3 IC902 PC123X2YFZOF 56G 139 3A R929 2K 1 8W 5 R924 3 3K 1 8W C901 2N2 500V R906 3 3K 1 4W R912 2 2 OHM 1 4W L 1 N 2 CN903 CONN R918 220R 1 8W 5 C914 2N2 500V D911 1N4148 B4006 R904 100K 1 4W ...

Page 51: ... 8W 1 R0805 IC905 KIA431A AT P L904 100UH R940 1K 1 8W R952 1K 1 8W 1 42 9V 3 2 1 D916 BAW56 3 2 1 D918 BAW56 R937 10KOHM 5 1 8W Q917 2N3904 R953 75R 1 8W 1 R956 10KOHM 5 1 8W Q910 2N3904 R958 100KOHM 5 1 8W R949 12K 1 8W 1 R0805 R978 10ohm 1 1 8W C940 100N 50V 1 2 C936 470NF 25V C944 120UF 63V 2 5V C904 1N 50V S 1 S 2 S 3 G 4 D 8 D 7 D 6 D 5 Q920 AO4438 R951 0 08R R942 10KOHM 5 1 8W Q918 2N3904 R...

Page 52: ...01 LD7576AGR R923 43K 1 8W 1 C915 47NF 50V C920 1nF50V R908 100K 1 4W C922 470pF 250V C907 NC C916 22UF 35V R907 100K 1 4W IC903 KIA431A AT P 56G 158 12 C917 100N 50V 1 2 4 3 IC902 PC123X2YFZOF 56G 139 3A R925 2K 1 8W 5 R919 3K3 5 1 8W C901 1N 500V R906 3 3K 1 4W R910 2 2 OHM 1 4W L 1 N 2 CN904 CONN R916 220R 1 8W 5 C914 2N2 500V D904 NC R905 100K 1 4W C923 470pF 250V R911 3 3K 1 4W C919 0 47UF L9...

Page 53: ...00UH R932 6 2K 1 8W R940 1K 1 8W 1 42 9V C932 120UF 63V R935 10KOHM 5 1 8W Q903 2N3904 R949 75R 1 8W 1 R961 10KOHM 5 1 8W Q916 2N3904 R985 100KOHM 5 1 8W R952 10K 1 8W 1 R962 10ohm 1 1 8W C937 100N 50V 1 2 C933 470NF 25V 2 5V R936 1K 1 8W C939 1N 50V S 1 S 2 S 3 G 4 D 8 D 7 D 6 D 5 Q902 AO4438 8 Strings for one Light R939 0 05R D908 1N4148 D909 1N4148 D910 1N4148 R984 10KOHM 5 1 8W D911 1N4148 D91...

Page 54: ...r ON OFF CH CH SW001 TACT SW FWRD H1 5MM R002 2 7KOHM 1 1 10W R003 1 8K 1 1 10W R004 1K 1 10W R005 750 OHM 1 1 10W C001 NC FUNC_KEY 1 58V 1 79V 2 04V 2 22V 0 47V 0 63V 0 85V 1 02V 1 24V 1 45V PWR SW C002 NC 77G 607 2 FD SW002 TACT SW FWRD H1 5MM SW003 TACT SW FWRD H1 5MM SW004 TACT SW FWRD H1 5MM SW005 TACT SW FWRD H1 5MM SW006 TACT SW FWRD H1 5MM SW007 TACT SW FWRD H1 5MM 1 GND PIN GND PIN ...

Page 55: ...56 10 4 IR Board 715G4104R01000004S IRRV 56G 627911 33G8032 3F HR C201 100N16V VOUT 1 GND 2 VCC 3 U201 KSM 603TM2M VCC R201 15K 1 10W 1 2 3 4 5 CN201 CONN ...

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