Haier L32C1120, Service Manual

Page 1: ...d 34 6 4 Key Board 34 6 5 IR Board 35 7 Adjustment 36 7 1 ADC Adjustment 36 7 2 FW Upgrade 37 7 3 The Writing VGA HDMI EDID 41 8 Block Diagram 46 9 Wiring Diagram 47 10 Schematic Diagram 48 10 1 Main Board 48 10 2 Power Board 60 10 3 Led Board 62 10 4 Key Board 63 10 5 IR Board 64 Table of Contents 1 Important Safety Notice 2 Revision List 3 1 General Specification 4 2 Operating Instructions 6 2 1...

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: ...3 Revision List Version Release Date Revision Instructions Model A00 Jan 24 2011 Initial release E32AGZNKWUH3NNX ...

Page 4: ...Video and L R audio input 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 1360x768 60Hz Recommended 1360x768 60Hz Component Video and L R Audio input Supported resolution 480i 59 94 60Hz 480p 59 94 60Hz 720p 59 94 60Hz 1080i 59 94 60Hz 1080p 59 94 60Hz HDMI input Supported sc...

Page 5: ...c 6 x 10 mm POWER Power Consumption 150W Standby 1W Mains Power 120V 60Hz Audio Power 10W 10W 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 Screws x 6 for 32 only User manual x 1 Registration Card x 1 ...

Page 6: ... left Menu not displayed Press VOL or VOL to adjust volume ENTER Press to confirm a selection EXIT Press to exit menu or on screen display OSD RECALL Press to display the previous channel DISPLAY Press to show the information about the input source TV channel display resolution and current time GUIDE Press to display the Electronic Program Guide FAVORITE Press FAVORITE to open the Favorite Channel...

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

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Page 15: ... 2 MENU Press to open or exit the OSD on screen display menu 3 VOL Press to increase the sound volume 4 VOL Press to decrease the sound volume 5 CH Press to increase the channel number 6 CH Press to decrease the channel number 7 POWER Press to turn on off standby the TV set ...

Page 16: ...onnect to an antenna or digital cable out of the wall not from Cable Box for Digital TV 6 AUDIO OUT Connet the standard audio cable to the AUDIO OUT L R jacks on he back of your TV and to the AUDIO IN jacks on the external sound system 7 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 co...

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: ... 75 029 P 78 75 CVT 0 92M9 1280x720 60Hz 1664 x 748 44 722 N 59 855 P 74 5 WXGA 1280x768 60Hz 1440 x 790 47 396 P 59 995 N 68 25 WXGA 1360x768 60Hz 1720 x 795 75 P 60 02 P 162 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 400 900 x 449 31 469 N 70 087 P 28 322 VGA 640 x 480 800 x 525 31 ...

Page 19: ...19 4 Mechanical Instructions Step1 Remove the STAND HINGE and BASE Step2 Remove the REAR COVER ...

Page 20: ...20 Step3 Remove the POWER CORD Step4 Remove the MAIN BOARD POWER BOARD and SPEAKERS ...

Page 21: ...21 Step5 Remove the BKT and separate the BEZEL and PANEL Step6 Remove the IR BOARD KEY BOARD and LED BOARD ...

Page 22: ...w 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 5V Replace the power board No Yes No Yes No ...

Page 23: ... red Replace the main board Replace the Power board No Yes No Yes No No Power board output 24V 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 24: ...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 25: ...the 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 24V Check TV is under control and power on off by remote control and power key ...

Page 26: ...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 27: ...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 28: ...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 29: ...29 6 PCB Layout 6 1 Main Board 715G3269M01001005K ...

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Page 31: ...31 6 2 Power Board 715G3770P02W20003S ...

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Page 34: ...34 6 3 LED Board 715G4252T02000004S 6 4 Key Board 715G4234K02000004S ...

Page 35: ...35 6 5 IR Board 715G4247R02000004S ...

Page 36: ...er key 1 Æ 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 37: ...t content three parts the first is brand the second is customer model name and the third is FW version The first and second parts of FW name must be the same as the TV and the third part must not be the same as TV current FW version Or the FW upgrade can t continue Take Haier L19C1120 for example Step 2 F W Upgrad 2 1 AC on Power plug Figure 2 1 2 2 Figure 2 1 Figure 2 2 2 2 Plug the USB memory on...

Page 38: ...e 2 4 fig2 5 2 4 When TV detects the USB memory there is a prompt frame appearing on the screen as figure 2 6 press ENTER key on the Navigation Keys on the Remote control as follows Figure 2 7 to select Yes option to download F W Figure 2 8 Take Haier L19C1120 for example Figure 2 6 Figure 2 7 ...

Page 39: ... prompt for Upgrade Success info remove the USB Drive and press ENTER key to reset TV Figure 2 9 Figure 2 9 Step 3 Check the F W version and reset to default 3 1Press MENU 1 9 9 9 ENTER key rapidly on the Remote control to enter the factory mode Figure 3 1 Figure 3 1 Do the following steps rapidly 1 Press MENU 2 Press 1 9 9 9 3 Press ENTER ...

Page 40: ...else let s go to Step 3 3 Take Haier HLC24XLE2 for example Figure 3 2 3 3 If the FW version is correct please do factory reset Choose Reset and press ENTER key to do factory reset as figure 3 3 to figure 3 5 Figure 3 3 figure 3 4 Figure 3 5 3 4 After all the steps FW upgrade is finished finally Press ENTER Show Doing Show Done Reset ok ...

Page 41: ...ng EDID Tool 715G2005 C2 Cable a LPT cable a VGA cable a DVI to HDMI cable and a 12V DC adapter 715G2005 C2 male to male LPT cable VGA cable DVI to HDMI cable Step2 Connection for writing VGA EDID Connect to PC LPT port Connect to TV VGA port 12V DC input ...

Page 42: ... 1 Double click this icon to install 2 Double click this icon to run 2 Choose the VGA EDID file 3 Click anyone file to add VGA EDID file 4 Click here to Read the file This red frame contents detail information in VGA EDID file 1 Click here to open this interface ...

Page 43: ...43 Step4 Click FPD to open another interface as follows Take Haier LY19Z6 for example figure 4 2 1 Tick LPT1 2 Click here to read file as figure 4 2 2 Click open to read the dat file ...

Page 44: ...ease check the whether the connection of tool and cables is nomal and retry Another way is to change a new ISP board and retry Take Haier LY19Z6 for example 1 Click here to write EDID 2 OK represents writing successfully Write fail 3 Click Read EDID can read out the EDID info checked in Edid Conten interface ...

Page 45: ... for writing HDMI EDID Notice When writing HDMI EDID the TV must be AC on or the process can t continue and will prompt NG info The other steps refer to the writing VGA EDID sop Connect to PC LPT port Connect to TV HDMI port 12V DC input ...

Page 46: ...Hsync Vsync AF24BC02 YPbPr2 AUDIO R L YPbPr1 VGA YPbPr2 RGB VGA AUDIO R L YPbPr For TPA6113A2DR U404 MX25L3205DMI 12G For SPI Flash 3V3_STB FOR VGA EDID P24V U602 TPA3123D2PWPR VCC1V1 U405 M24C64 POWER INPUT TYPE 5VSB P12V P24V For ZORAN standby pow er D3V3 FOR TUNER 5V 8 3V For EEPROM VCC5D D3V3 U604 TPA6113A2DR For Digital Circuit U707 SC4524BSETRT 5VT U709 AZ1117D 5 0 E1 5VSB U401 ZR39775HGCF F...

Page 47: ...Board 095G8018 3DX01 LVDS Cable IR Board CN01 5 Pin Key Board 12 Pin 4 Pin 24 Pin Panel ZR39775HGCF U401 Scaler IC CN606 CN902 AC IN CN901 CN001 LED Board 4 Pin CN301 CN403 13 Pin CN701 10 Pin CN405 2 Pin CN801 Speaker Speaker 4 Pin 2 Pin CN802 Panel ...

Page 48: ...U_GND 11 13 0402 21 3 16 17 4 7 C264 NC 0 0022uF 5V BB 15mA MAX B 140mA MAX VB 70mA MAX 1 18 ENV56S02D8F 8 12 0402 19 0402 15 5 20 6 9 10 0402 14 2 SIF_IN R233 NC 33R 1 10W 5 NC 1 BB 2 AGC 3 NC 5 BT Monitor 6 NC 8 NC 9 NC 10 NC 11 SCL 13 SDA 14 NC 15 IF AGC 16 B 17 TH1 22 TH2 23 TH3 24 TH4 25 IFD out1 19 IFD out2 20 IF Monitor 21 TU201 TUNER C262 0 0022uF R211 2K 1 10W 5 C221 0 1uF 16V R212 NC 75 ...

Page 49: ...10 0R05 1 10W 5 C270 NC 22pF C271 NC 22pF C272 NC 22pF S1_Y S1_C S2C AV1_CVBS R276 10K 1 10W 5 R236 10K 1 10W 5 D3V3 VGA_HSYNC S1_Y S1_C VGA_VSYNC I O1 1 GND 2 I O2 3 I O3 4 VDD 5 I O4 6 U203 AZC099 04S PANEL_CTRL1 10 R232 10K 1 10W 5 R234 10K 1 10W 5 VGA_B 6 VGA_R 6 VGA_G 6 R268 NC 75R 1 10W 1 R280 NC 75R 1 10W 1 R281 75R 1 10W 1 S2_C 1 3 4 2 8 5 6 7 CN201 JACK C250 4 7uF 10V C251 0 47uF 16V R238...

Page 50: ...T54C R504 NC 27K 1 10W 5 R515 27K 1 10W 5 3V3_STB 3V3_STB HDMI_HPD1 1 2 4 3 L508 NC 90 ohm 1 2 4 3 L506 NC 90 ohm 1 2 4 3 L505 NC 90 ohm 1 2 4 3 L507 NC 90 ohm HDMI1_CLKN HDMI1_CLKP HDMI_CEC HDMI0_D0N 1 2 4 3 L510 NC 90 ohm HDMI0_D0P R507 0R05 1 10W 5 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_SDA A3 HDMI2_HPD D4 HDM...

Page 51: ...HDMI4_D1N R528 7K5 1 10W 5 VGA_VSYNC_DET 5V_SUPPLY 1 LV_SUPPLY 2 GND 3 TMDS_D2 4 TMDS_GND 5 TMDS_D2 6 TMDS_D1 7 TMDS_GND 8 TMDS_D1 9 TMDS_D0 10 TMDS_GND 11 TMDS_D0 12 TMDS_CK 13 TMDS_GND 14 TMDS_CK 15 CE_REMOTE_IN 16 DDC_CLK_IN 17 DDC_DAT_IN 18 HOTPLUG_DET_IN 19 HOTPLUG_DET_OUT 20 DDC_DAT_OUT 21 DDC_CLK_OUT 22 CE_REMOTE_OUT 23 TMDS_D2 35 TMDS_GND 34 TMDS_D2 33 TMDS_D1 32 TMDS_GND 31 TMDS_D1 30 TMD...

Page 52: ...ering on PCB C406 0 1uF 16V R407 1K 1 10W 5 VCC5D R409 4K7 1 10W 5 R420 4K7 1 10W 5 HOLD 1 Vcc 2 NC1 3 NC2 4 NC3 5 NC4 6 S 7 Q 8 W 9 GND 10 NC5 11 NC6 12 NC7 13 NC8 14 D 15 C 16 SPI FLASH 32M bit U404 MX25L3205DMI 12G 3 1 2 U407 RClamp0520B TCT Crystal X401 35ppm 20 50ppm 0 70 R442 499R 1 10W 1 R428 4K7 1 10W 5 UART0_RX UART0_TX KEY_IR R432 47R 1 10W 5 R422 NC 47R 1 10W 5 R430 47R 1 10W 5 I2C1_SCL...

Page 53: ...1 R487 10K 1 10W 1 R489 100R 1 10W 1 Debug Mode 1 VGA_VSYNC_DET 1 BOOT1 0402 Normal Mode VGA_HSYNC_DET VGA_HSYNC_DET 6 VGA_VSYNC_DET 6 VGA_VSYNC_DET C4E8 0 001uF KEY_IR 7 C4F2 0 001uF LIGHT_SENSOR State 8 Bit NAND Large Page 1 33G380210B Y 3 1 2 ZD402 BAT54C 0402 TEST MPDE Bootstrap Configuration 1V8_STB 0 1 1 2 FB423 120OHM Boot Option 10P S T 2 0mm 3V3_STB 0402 3V3_STB 3V3_STB C4F8 0 01uF 1 1 8 ...

Page 54: ... H5PS5162FFR 25C 56G 615 67 NANYA NT5TU32M16CG 25C S0_A4 S0_UDQSN S0_VREF S1_CASN S1_RASN R4A2 NC 0R05 1 10W 5 S1_VREF S0_DQ10 S1_CK S1_ODT S1_UDM S1_LDM S1_CK S1_LDQS S1_CKE S1_CKN S1_CKE S1_CKN S1_RASN S1_LDQSN S1_WEN S1_UDQSN S1_CK S1_WEN S1_CASN S1_ODT S1_CKN S1_UDQS S1_DQ9 S1_DQ12 S1_DQ 0 15 S1_LDM S1_DQ6 S1_UDM S1_DQ13 S1_DQ2 S0_DQ 0 15 S0_A3 S1_DQ10 S1_DQ3 S0_A5 S1_DQ14 S0_A1 S0_A11 S0_A4 S...

Page 55: ...AA21 IO_VDD20 AA22 IO_VDD21 AA23 IO_VDD22 AA24 IOVDD_STBY0 H4 IOVDD_STBY1 J4 CORE_VDD50 T25 CORE_VDD51 T26 M_VDD0 E20 M_VDD1 E21 M_VDD2 E22 M_VDD3 F16 M_VDD4 F17 M_VDD5 F18 M_VDD6 F19 M_VDD7 F20 M_VDD8 F21 M_VDD9 F22 M_VDD10 G17 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 C...

Page 56: ...Input YPbPr1 Audio Input 88G 359 5 JT YPbPr2 Audio Input 88T 78 13A37 YG 88G 30252C SPDIF Output 88T 78 13A37 YG R616 10K 1 10W 5 C612 2 2uF 25V C611 2 2uF 25V AV2_Audio_L 4 AV2_Audio_R 4 R602 10K 1 10W 5 R604 10K 1 10W 5 YPbPr1_Audio_R R607 10K 1 10W 5 AUDIO_OUT_L 13 AUDIO_OUT_R 13 R606 10K 1 10W 5 1 2 3 CN604 PHONEJACK R626 10K 1 10W 5 1 2 ZD608 VPORT0603100KV05 R627 10K 1 10W 5 1 2 ZD607 VPORT0...

Page 57: ... R637 NC R639 680R 1 10W 5 A24V AMP_LIN 11 13 5VSB C629 470UF35V AUD_SHDN 8 A24V C650 1uF C642 33NF50V C646 33NF50V C651 1uF AMP_BYPASS D3V3 C638 1000UF35V C633 1uF 1 2 D601 RB160M 60TE25 R644 100K 1 10W 5 PD_MUTE R636 100K 1 10W 5 A24V Q604 MMBT3904 R648 100K 1 10W 5 A_MUTE R651 10K 1 10W 5 AUD_AMP_MUTE AUD_AMP_MUTE 8 AMP_SD C630 1uF R659 NC C640 1uF C648 1uF AMP_RIN A24V R654 10K 1 10W 5 R653 NC...

Page 58: ...B613 300 OHM C679 10uF 25V 1OUT 1 1IN 2 1IN 3 VCC 4 VCC 8 2OUT 7 2IN 6 2IN 5 U605 TL072CDR 1 7 6 2 3 4 5 CN607 PHONEJACK R6B7 680K 1 10W 5 C684 470pF 1 2 ZD611 VPORT0603100KV05 R6A3 220R 1 10W 5 L604 330 OHM C683 470pF R678 10K 1 10W 5 R682 100K 1 10W 5 R6A8 47K 1 10W 5 R6A9 47K 1 10W 5 R684 47K 1 10W 5 1 2 ZD612 VPORT0603100KV05 L605 330 OHM R6B4 47K 1 10W 5 R6A7 47K 1 10W 5 1 2 FB611 120 OHM D3V...

Page 59: ... 1K 1 10W 5 PWR_ON 8 5VSB 5VSB R715 47K 1 10W 5 8V3 C719 0 1uF 50V C721 220uF 35V C720 0 001uF P24V C713 100uF 16V VCC 1 REF 2 GND 3 FB 4 EN 5 PGND 6 LX 7 VIN 8 U707 G5627F11U C733 0 1uF 16V C741 1UF 25V C734 NC 0 068uF 16V C740 0 1uF 16V R708 10R 1 10W 5 R705 10K 1 10W L701 4 7uH C761 0 01uF C738 0 1uF 16V C739 22uF C731 1UF 25V C735 1000pF Vout 0 8x R1 R2 R2 R701 100R 1 10W 5 R2 D1V8 Vout 0 8x R...

Page 60: ...69H IC971 AS431AZTR E1 R960 1K 1 4W R903 330K 1 4W R996 100K 1 4W 1 2 ZD970 MTZJ T 72 30B R971 1 8K 1 4W R958 7K5 1 8W 1 C950 1N 500V 1 2 3 4 IC951 EL817M X C905 470pF 250V R904 1M5 1 4W 1 R921 680K OHM 1 1 4W D905 1N4148 R902 330K 1 4W D907 IN5408 C947 100N 50V R924 1MOHM 1 1 4W R9101 1M5 1 4W 1 R912 NC C924 0 001uF 250V 1 2 ZD9101 MTZJ T 72 R920 680K OHM 1 1 4W C942 100N 50V R981 100OHM 5 1 8W C...

Page 61: ...0V D805 1N4148 D806 1N4148 D801 SCS0520P C811 0 1uF 50V R822 10KOHM 5 1 8W D802 SCS0520P R825 10KOHM 5 1 8W 1 2 4 3 T803 3mH C819 2 2U25V R820 51K 5 1 8W R840 1M 1 8W R835 75K 1 4W R843 470 OHM 1 4W R839 150K 1 4W 5 C806 15PF 3KV R844 10KOHM 5 1 8W R807 51K 5 1 8W R805 51K 5 1 8W Q803 RK7002FD5T116 R804 51K 5 1 8W R809 51K 5 1 8W R830 10KOHM 5 1 8W C804 0 001uF 1KV C831 1uF 25V C821 15N 50V C830 1...

Page 62: ...3904 VCC RED 1 2 3 Blue Red L302 12 22 BHR6C C31 2C 1 2 3 Blue Red L303 12 22 BHR6C C31 2C R302 220 OHM 1 10W RED R301 0R05 1 10W 33G8032 4F HR C301 0 1uF R304 220 OHM 1 10W VCC LED_B Q302 MMBT3904 1 2 3 Blue Red L301 12 22 BHR6C C31 2C VCC 1 2 3 4 6 5 CN301 CONN LED_R 81G 15 3 EL VCC ...

Page 63: ...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 64: ... 715G4247R02000004S 1 2 3 4 5 6 7 CN01 CONN IRRV 56T 627 7 C02 NC 4 7uF 16V 33G8032 5F HR 81G 12 10 EL C01 0 1uF 16V BLUE VOUT 1 GND 2 VCC 3 U201 FM 6038TM2 5AN VCC R01 15K OHM 1 10W RED 1 3 2 UB SUR LED01 LED_B LED_R ...