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Haier HL42E Service Manual
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Haier HL42E Service Manual

Haier HL42E Service Manual

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HL42E
TV-8888-110

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Summary of Contents for Haier HL42E

  • Page 1 HL42E TV-8888-110...

  • Page 2: Table Of Contents

    1. Features-------------------------------------------------3 2. Safety Precautions----------------------------------5 3. Images of Module and Circuit Boards--------7 4. Key IC Description& Trouble Shooting Guide -----------------------10 5.Signal Flowing Chart-------------------------------14 6. Bus Control Adjustment-------------------------15 7. Circuit Diagram ------------------------------------30 8. Connection Sketch Interpretat----------------49...

  • Page 3: Features

    Features Factory model(reference only) L42A18 HAC model HL42E Options Functions Screen size (inches) General Display type Aspect ratio 16:9 Resolution 1920*1080 Brightness 550 cm/2 Contrast(DCR) 1600:1 Response time(ms) Video Display Capabilities 480i/480P/720P/1080i/1080P Viewing Angle H:176/V:176 Color display 16.7million Active Matrix TFT...
  • Page 4 Semi transparent Menu Zoom V-Chip Close Caption (Basic,Digital,Advance) Teletext Multilingual Display E/F/S Auto Channel Programming Channel Caption Channel Label Convenience Channel Skip/Add Features Favorite Channel Program Guide Access(TV guide) Clock Programmable Timer Sleep Timer Alarm (Auto timer on/off) Picture-In-Picture Freeze Picture Remote Control HTR-282D (Universal) ATSC/NTSC Tuner...

  • Page 5: Safety Precautions

    Safety Precautions...

  • Page 7: Images Of Module And Circuit Boards

    Images of Module and Circuit Boards Signal flow-chart BCM3560B0 Digital High Definition, LCD_TV MAIN DDR-SDRAM DDR-SDRAM 16Mx16 16Mx16 Ethernet BCM4401 DTE Device Headphone RC4580ID 32-bit DDR-SDRAM Flash EBI/PCI 8Mx16 D-AMP RF Cable/ Antenna TPA3004D2 DTT7608 VSB / QAM / NTSC-BTSC ATSC/NTSC Tuner IF Demodulators CVBS OUT...
  • Page 8 b. Printed Circuit IC Board 1) head-on board...
  • Page 9 2) rear board...

  • Page 10: Key Ic Description& Trouble Shooting Guide

    Key IC Description& Trouble Shooting Guide 1. Key IC Description 1）BCM3551...
  • Page 11 2）MSP3460...
  • Page 12 3)AD9880...
  • Page 13 2. Trouble Shooting Guide...

  • Page 14: Signal Flowing Chart

    Signal Flowing Chart BCM3560B0 Digital High Definition, LCD_TV MAIN DDR-SDRAM DDR-SDRAM 16Mx16 16Mx16 Ethernet BCM4401 DTE Device Headphone RC4580ID 32-bit DDR-SDRAM Flash EBI/PCI 8Mx16 D-AMP RF Cable/ Antenna TPA3004D2 DTT7608 VSB / QAM / NTSC-BTSC ATSC/NTSC Tuner IF Demodulators CVBS OUT SD_L BCM3560B0 CVBS1/Luma1...

  • Page 15: Bus Control Adjustment

    Bus Control Adjustment 1）Factory Mode Using the romote controller to enter into Factory Menu. Press Menu to call main menu displaying on the screen. And then press “9”,“ 4”,“4”,“3”,“OK” in turn.You will see the screen displaying as following.You can check the version of the software,adjust some settings.But we don’t advise you change this settings.because of the TV has already hold in the state of optimality.If you have to chang this settings,please connect with the local service center.
  • Page 16 2.Image Version, Atmega Version Image Version: This is the current software version. Atmega Version: The serial number, it is recorded for this board...
  • Page 17 3.OK MENU EXIT OK: press OK to submenu MENU: return to upper menu EXIT: Press “EXIT” of the romote controller to exit from factory menu...
  • Page 18 4. Operate in Factory Menu There are 5 items in the root Product Mode, Aging Mode, Shop End, Service Mode, Design Mode. 1) Product Mode includes 3 items, White Balance Setting, Back Light Set to Factory Default Value.Do not change the value commonly.
  • Page 19 2)Aging Mode This is for factory run-in testing.
  • Page 20 3) Shop End is for debuging, and do not change anything commonly.
  • Page 21 4)Service Mode is for debugging, and do not change anything commonly.
  • Page 22 5) Design Mode includes 4 items, Video Setting, Audio Setting, Screen Setting, Others...
  • Page 23 a. Video Setting includes 4 items, Threshold, Picture Mode, ADC Auto Adjust, Gray Step. Threshold allows you to change the adjustable range of brightness, contrast, chroma, hue and sharpness. Picture Mode allows you to change the state of picture mode, such as Vivid mode, Standard mode and Mild mode. ADC Auto Adjust and Gray Step are for debugging, and do not change anything.
  • Page 24 b. Audio Setting includes 4 items, Sound Effect, Sound Mode, Sound Curve, Headphone Sound curve. All these items are for debugging,and do not change anything commonly.
  • Page 25 c. Screen Setting allows you to change V-SIZE, V-POSITION, H-SIZE, H-POSITION of the screen displaying. Normally you need not to change anything.
  • Page 26 d. Others including 2 items, Audio Output and Set E2prom to default. Audio Output allows you to change the volume of Audio Output. Set E2prom to default will Clear all changing you have made to the TV set’s software setting, such as Channel list you have tuned, volume, brightness, and etc.
  • Page 27 2）Others...
  • Page 28 Connection Options Left side connetions Antenna Input Connect cable or antenna signals to the TV, either directly or through your cable box. HDMI2 connect a signal to HDMI/DVI. PC VIDEO Input Connect the monitor output connector from a PC to the jack DVD/DTV Input (Component ) Connect a component...
  • Page 29 Introduction Remote Controller - The remote controller cannot be operated unless the batteries are properly loaded. - When using the remote control, aim it at the remote control sensor on the TV. Function introduction TV USB Press the SELECT button repeatedly to select one of the system modes in which the remote control can be used.
  • Page 30 Circuit Diagram 1. BCM signal flowing chart 2. Circuit Diagram...
  • Page 31 BCM3560B0 Digital High Definition, LCD_TV MAIN DDR-SDRAM DDR-SDRAM 16Mx16 16Mx16 Ethernet BCM4401 DTE Device Headphone RC4580ID 32-bit DDR-SDRAM Flash EBI/PCI 8Mx16 D-AMP RF Cable/ Antenna TPA3004D2 DTT7608 VSB / QAM / NTSC-BTSC ATSC/NTSC Tuner IF Demodulators CVBS OUT SD_L CVBS1/Luma1 BCM3560B0 S-Video 1: SD_C...
  • Page 32 U22F U22F BCM3551KPB5G BCM3551KPB5G BGA676_35X35 BGA676_35X35 Use 75 ohm matched impedance traces. HD_DVI0 HD_DVI[0]/VI_656_0 HD_DVI1 R195 R195 HD_DVI[1]/VI_656_1 B_AVID_IN_AC HD_DVI2 0.047uF 0.047uF C135 C135 HD_DVI[2]/VI_656_2 120OHM_100MHZ 120OHM_100MHZ FB101 FB101 Pb_AVID_IN_AC HD_DVI3 HD_DVI[3]/VI_656_3 R_AVID_IN R197 R197 HD_DVI4 R_AVID_IN_CON HD_DVI[4]/VI_656_4 120OHM_100MHZ 120OHM_100MHZ FB102 FB102 G_AVID_IN...
  • Page 33 C243 C243 12pF 12pF U22Q U22Q 30.000MHz (DNI) 30.000MHz (DNI) BCM3551KPB5G BCM3551KPB5G C242 C242 R390 R390 TJC3-4A/NC TJC3-4A/NC USB_XTALI 12pF 12pF USB_VBUS VBUS USB_DM USB_DM USB_XTALO USB_DM USB_DP USB_DP USB_DP USB_PWRON USB_GND USB_PWRON USB_PWRFLT GND1 USB_RREF USB_PWRFLT GND1 GND2 GND2 VBUS, GND lines have USB_MONPLL R104...
  • Page 34 U612 U612 U613 U613 GND1 GND1 GND2 GND2 GND3 GND3 GND4 GND4 FCT70 FCT70 DCT 7044/NC DCT 7044/NC DTT7608/NC DTT7608/NC R839 R839 0/NC 0/NC R840 R840 0/NC 0/NC FCT69 FCT69 U614 U614 GND0 GND1 GND2 U616 U616 GND3 FCT71 FCT71 GND0 ENV56M04D8F ENV56M04D8F...
  • Page 35 FCT1 FCT1 FCT2 FCT2 R334 R334 C180 C180 0.47uF 0.47uF Y PBPR1_IN_L Y PBPR1_IN_L FCT13 FCT13 FCT36 FCT36 FCT33 FCT33 R333 R333 R335 R335 FCT3 FCT3 R332 R332 C181 C181 FCT34 FCT34 C477 C477 560nH 560nH R205 R205 C248 C248 PR1_F R208 R208...
  • Page 36 C376 C376 U22A U22A R263 R263 SPDIF_IN_p BCM3551KPB5G BCM3551KPB5G SPDIF_IN 0.01uF 0.01uF BGA676_35X35 BGA676_35X35 Audio In/Out Audio In/Out AUD_LEFT_P AUD_LEFT_p D3.3V AUD_LEFT_N AUD_LEFT_n AUD_RIGHT_P AUD_RIGHT_p R477 R477 AUD_RIGHT_N AUD_RIGHT_n C131 C131 4.7K 4.7K SPDIF_IN_P R247 R247 SPDIF_IN_n R520 R520 SPDIF_IN_N AUD_SPDIF AUD_SPDIF_OUT 0.01uF...
  • Page 37 VDAC_AVDD33 needs to be very clean. If you use switching supplies, consider using a small linear regulator for this supply. (250 mA worst case) Route VDAC_AVDD33 as a wide trace or fill area on the top layer of the PCB all the way to the connector (14) VDAC_AVDD3P3 L118...
  • Page 38 RN13 RN13 DVO_10 3560_G2 DVO_00_G2 DVO_7 3560_B7 DVO_00_B7 DVO_5 3560_B5 DVO_00_B5 D3.3V D3.3V DVO_4 3560_B4 DVO_00_B4 U22E U22E BCM3551KPB5G BCM3551KPB5G DVO_00_R4 TXIN4 BGA676_35X35 BGA676_35X35 RN40 RN40 DVO_00_R7 DVO_00_R3 TXIN5 TXIN3 DVO_HSYNC DVO_HSYNC_TX DVO_00_R5 DVO_00_R2 TXIN6 TXIN2 DVO_0 DVO_0 3560_B0 DVO_00_B0 DVO_00_G0 DVO_0 TXIN7...
  • Page 39 AUD-REF A5.0V C425 C425 C448 C448 R566 R566 C156 C156 100pF 100pF 0.1uF 0.1uF 0.1uF 0.1uF R271 R271 R277 R277 U37B U37B RC4580ID RC4580ID AUD_LEFT_p FCT44 FCT44 SOP8 SOP8 R281 R281 C447 C447 C151 C151 0.47uF 0.47uF MAIN_OUT_LEFT M_TV-A-L 220pF 220pF R272 R272...
  • Page 40 For DVB Common Interface card, U22I U22I BCM3551KPB5G BCM3551KPB5G install R1312 and R1313, and remove R1301 BGA676_35X35 BGA676_35X35 (11,17) EBI_ADDR14 POD_TS_IN_CLK J906 J906 POD_EBI_DATA8 (11) POD_EBI_ADDR0/GPIO_09 POD_PS_CLK POD_TS_IN_VAL POD_TS_IN_CLK POD_EBI_DATA9 (11) POD_EBI_DATA8 (11) POD_EBI_ADDR1/GPIO_08 POD_PS_VAL MCLKI(A15) POD_TS_IN_SY NC POD_TS_IN_VAL POD_EBI_DATA10 (11) POD_EBI_DATA9 (11)
  • Page 41 Connect PCI_VIO to 5V if any BCM3560 PCI or other digital pin is connected or pulled to a 5V source; D3.3V_BCM3560 D5.0V D3.3V otherwise connect PCI_VIO to 3.3V. 0_NC 0_NC C216 C216 0.1uF 0.1uF C224 C224 0.1uF 0.1uF (10,17) EBI_ADDR14 U22H U22H R107...
  • Page 42 U22C U22C BCM3551KPB5G BCM3551KPB5G BGA676_35X35 BGA676_35X35 RN33 RN33 BCM_DDR_ADDR0 BCM_DDR_WEb MEM_DDR_WEb C100 C100 100uF 100uF DDR0_ADDR00 BCM_DDR_ADDR1 BCM_DDR_CASb MEM_DDR_CASb Try to place decoupling capacitors on the D2.6V_BCM3560 DDR0_ADDR01 BCM_DDR_ADDR2 BCM_DDR_RASb MEM_DDR_RASb C319 C319 0.1uF 0.1uF same side of the PCB as the DDR to reduce DDR0_ADDR02 BCM_DDR_ADDR3 BCM_DDR_CS0b...
  • Page 43 R117 R117 XS15 XS15 D5.0V GPIO_LCD_PDWNb 5V_STBY M_GPIO3 GPIO_LCD_ODSEL1 PH-3A/NC PH-3A/NC D5.0V 5V_STBY M_GPIO3 GPIO_LCD_SPARE R533 R533 D3.3V GPIO_I2S_IN_SEL R605 R605 4.7K/NC 4.7K/NC D3.3V C214 C214 EXT_IR_IN EXT_IR_IN DVD_UART_CTL 4.7K 4.7K R490 R490 R528 R528 FCT62 FCT62 R274 R274 0.1uF 0.1uF MMBT3904L MMBT3904L...
  • Page 44 VCC_3.3V MPZ2012S221A MPZ2012S221A A5.0V LM1117MPX-3.3 LM1117MPX-3.3 SOT223 SOT223 AGC_VDDO AUD_VDDO_3.3V_REG R126 R126 H/S OUT C311 C311 C101 C101 C297 C297 0.01uF 0.01uF 47uF 47uF U22M U22M D1.2V_BCM3560 BCM3551KPB5G BCM3551KPB5G A3.3V_BCM3560 BGA676_35X35 BGA676_35X35 U22J U22J 22uF 22uF A2.6V_BCM3560 BCM3551KPB5G BCM3551KPB5G MPZ2012S221A/NC MPZ2012S221A/NC BGA676_35X35 BGA676_35X35...
  • Page 45 12V_SW 12V_SW MPZ2012S221A MPZ2012S221A R249 R249 U620 U620 3.3K 3.3K KIA7805AF KIA7805AF FB4 MPZ2012S221A FB4 MPZ2012S221A D1.2V_BCM3560 R256 R256 470uF 470uF 10uF 10uF MMBT3906 MMBT3906 FDS6912A FDS6912A D1.2V FCT54 FCT54 D1.2V_BCM3560 6.8uH/7mOHM/7A 6.8uH/7mOHM/7A MPZ2012S221A MPZ2012S221A 3140mA BZV55-C8V2 BZV55-C8V2 D5.0V MBR0530T MBR0530T 470uF/NC 470uF/NC...
  • Page 46 FCT55 FCT55 12.0V FCT56 FCT56 AMP_R- MUTE (13) AMP_R+ R261 R261 R262 R262 0/NC 0/NC C980 C980 C979 C979 D906 D906 0.1uF 0.1uF 0.1uF 0.1uF BAV70LT BAV70LT FCT61 FCT61 FCT77 FCT77 R968 R968 FB108 FB108 FB107 FB107 BAV99LT BAV99LT XS11 XS11 MPZ2012S221A MPZ2012S221A...
  • Page 47 D3.3V RJ45_CT D3.3V R635 R635 C571 C571 R646 R646 R648 R648 1000pF 1000pF 3.3V_VDDIO 2.7K 2.7K 2.7K 2.7K Route TDP/M and RDP/M pairs differentially, matched short FB21 FB21 D3.3V 40 mA BLM11A102S BLM11A102S lengths, with 100 ohm impedance, adjacent to ground plane. BCM_RXP C432 C432...
  • Page 48 FCT65 FCT65 FCT80 FCT80 PH-5A PH-5A L128 L128 R964 R964 LM2596S-ADJ LM2596S-ADJ 33uH/3A 33uH/3A C142 C142 XS12 XS12 1000pF 1000pF D909 D909 C124 C124 R963 R963 SK34 SK34 470uF 470uF C198 C198 470uF 470uF 0.1uF 0.1uF FCT82 FCT82 FCT81 FCT81 Title Title Title...
  • Page 49 您正在使用 ZwCAD 2005 试用版 详情请查阅WWW.ZwCAD.COM...