Hisense 55U8GQ Service Manual
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Hisense 55U8GQ Service Manual

Hisense 55U8GQ Service Manual

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LCD Television
Service Manual
Chassis： MSD6886
Version: V 1.0
Hisense Electric Co.，Ltd.
February 13, 2019

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Summary of Contents for Hisense 55U8GQ

  • Page 1 LCD Television Service Manual Chassis： MSD6886 Version: V 1.0 Hisense Electric Co.，Ltd. February 13, 2019...
  • Page 2 REVISION HISTORY Version Revise content Reviser Date V1.00 First issued 2019-2-13 - 2 -...

  • Page 3: Table Of Contents

    Contents Contents ..................................- 3 -  Service Manual ................................- 4 -  1. Precautions and notices ............................. - 4 -  1.1 Warning ..............................- 5 -  1.2 Notes ............................... - 7 -  2. TV boards: ..............................- 10 -  2.1 Main board layout ..........................- 10 -  2.2 TV boards part list ..........................

  • Page 4: Service Manual

    USE OF NON-AUTHORIZED PARTS WILL VOID THE MANUFACTURE'S WARRANTY Proper service and repair is important to the safe, reliable operation of all Hisense Equipment. The service procedures recommended by Hisense and described in this Service Guide are effective methods of performing service operations. Some of these service operations require the use of tools specially designed for the purpose.

  • Page 5: Warning

    Ref. No. in the parts list. Use of non-manufacturer's recommended parts may create shock, fire, or other hazards. Under no circumstances should the original design be modified or altered without written permission from RCA. Hisense Eassumes no liability, express or implied, arising out of any unauthorized modification of design.
  • Page 6 1.1.4 When replacement parts are required, be sure to use replacement parts specified by the manufacturer or have the same characteristics as the original part. Unauthorized substitutions may result in fire, electric shock, or other hazards and will void the manufacturer's warranty.

  • Page 7: Notes

    (3) If a foreign substance (such as water, metal, or liquid) gets inside the panel module, immediately turn off the power. Continuing to use the product may cause fire or electric shock. (4) If the product emits smoke, and abnormal smell, or makes an abnormal sound, immediately turn off the power.
  • Page 8 • At all times other than when adjusting and checking the product, be sure to turn OFF the POWER Button and disconnect the power cable from the power source of the TV during servicing. • To prevent electric shock and breakage of PC board, start the servicing work at least 30 seconds after the main power has been turned off.
  • Page 9 problems resulting from scratches on the parts, the deformation of parts, and short-circuits due to residual electric charge. • Perform a safety check when servicing is completed. Verify that the peripherals of the serviced points have not undergone any deterioration during servicing. Also verify that the screws, parts and cables removed for servicing purposes have all been returned to their proper locations in accordance with the original setup.

  • Page 10: Tv Boards

    2. TV boards: 2.1 Main board layout 2.1.1 The top of main board (RSAG7.820.8698/ROH) - 10 -...
  • Page 11 Main board 8698 photograph Chassis MSD6886 Main board 8698 terminals layout - 11 -...
  • Page 12 2.1.2 The top of main board (RSAG7.820.8882/ROH) - 12 -...
  • Page 13 Main board : 8882 terminals layout DVB-C/T/T2 Power in earphone dimming HDMI Local HDMI HDMI debug optical internet HDMI USB2.0 Speake USB2.0 Video Audio - 13 -...
  • Page 14 2.1.2 The top of main board (RSAG7.820.8776/ROH) Main board : 8776 photograph FRC (MSD6M70) Chassis MSD6886 - 14 -...
  • Page 15 2.2 Wiring diagram ( example for 55A6502EA): XP1： Power for main board jacket Main board terminal Power board terminal definition definition DIMMING2/DIM1 BL_ANA VCC_A/ VCCA1 VCC_A/ VCCA1 POWER ON/OFF/ STB1 12VS/ VCC3 - 15 -...
  • Page 16 12VS/ VCC3 BL_EN/SW1 DIMMING/PWM1 × 12VS/ VCC2 XP3:Localdimming jacket Electrical characteristics 脚位 illustration definition GND GND 2D_3D 2D/3D 切换 0V/3V LDC_VSYNC 场同步 3D_GLASS_VSYNC/PWM/Error 眼镜信号/PWM/报错 0V/3V LD_HSYNC/I2C_SCL 行同步/I2C 时钟 GND GND LDC_CLK SPI 时钟 LDC_DATA_O 主板->屏 LDC_DATA_I 屏->主板 LD_CS/I2C_SDA SPI 片选/I2C 数据 XP2：51pin VB1 jacket Panelterminaljacketdefinition Mainboardterminaljacketdefinition...
  • Page 17 Voltage Power Supply Input 12V-Panel Voltage Power Supply Input 12V-Panel Voltage Power Supply Input 12V-Panel Voltage Power Supply Input 12V-Panel Voltage No Connection NC PCB上× Ground R209上件0Ω Ground R207上件0Ω Ground R206上件0Ω Ground R205上件0Ω Ground R203上件0Ω No Connection R600,R612,R620 NC No Connection R602,R613,R621 NC No Connection R601,R982,R983 NC...
  • Page 18 RX2P VX1 lane 2 VRX2_P VGND Ground RX3N VX1 lane 3 VRX3_N RX3P VX1 lane 3 VRX3_P Ground RX4N VX1 lane 4 VRX4_N RX4P VX1 lane 4 VRX4_P Ground RX5N VX1 lane 5 VRX5_N RX5P VX1 lane 5 VRX5_P Ground RX6N VX1 lane 6 VRX6_N...

  • Page 19: Tv Boards Part List

    2.3 55A6502EA ties ,clamps and tapes: to show the positions where ties and clamps and tapes should be, for checking after servicing, Before disassemble the TV ,besure to take photes for the TV assembly example for HE55A7000EUWUTS. 2.2 TV boards part list Main board Boards function difference For Series...

  • Page 20: Factory/Service Osd Menu And Adjustment

    3. Factory/Service OSD Menu and Adjustment 3.1 Remote Control - 20 -...

  • Page 21: How To Enter The Factory Osd Menu

    3.2 How to enter the Factory OSD Menu . With user’s RC 1. Power TV on 2. Press button on the RC then call up “Menu” option. 3. Move and “ok “button on RC to select Sound-> Speaker ->Advanced setting -> Balance 4.

  • Page 22: Factory Osd Menu

    3.3 Factory OSD Menu Factory OSD menu list: if you want to learn more about TV, you’d better read it but would not adjust the value please. The Factory menu may be have difference for diverse market and customer. Take for example.
  • Page 23 Write keys: - 23 -...
  • Page 24 Note: Check whether the Key information under the current Version is OK, if appears “NG” or such as following red surround irregular information then need rewrite the key. - 24 -...
  • Page 25 Factory menu Description Remark White Balance data adjusting, different source has different WB values. Before adjusting, White Balance please change to desired source. channel init TV Produce signal preset, during the factory produce using. Option Items can choose Clear all initial the TV，EEPROM reset current software version information Soft version...
  • Page 26 Channel init Huang Dao Qing Dao TV Produce signal preset, during the factory produce using. Gui Yang …… - 26 -...
  • Page 27 ToFAC "M" used in factory product. Option "U" used in user state. Region North America country Country choose Logo Customer logo choose Language Language choose VCOM Panel voltage, UART On/off (when choose "on" then can serial port connect with Tool successfully) PQ COM On/off If MAC key code lost, you can write.

  • Page 28: Software Upgrading

    d. Restart the TV. e Also the Keys information must been checked, if appear “NG”, then must rewrite key code. 4. Software Upgrading 4.1 USB Upgrade Main software upgrade directly with USB The main software can be upgraded with USB disk. It includes two modes: user mode、 factory mode. Take 55A6502EA for example.
  • Page 29 Firgure-1: Loading data Firgure-1 Firgure-2 : Upgrading software - 29 -...

  • Page 30: Mstar Tool Upgrading

    ID code 、 decipher& burn the Mboot program the EMMC flash first. then USB disk to upgrade the “ ”file. usb_HU55N3050UW.bin Hardware connecting Connect the unit to your pc with Hisense USB-serial port cable. USB port connects to your PC and earphone port to TV’s CN7(earphone hole). As following. USB Connect to the - 30 -...
  • Page 31 Earphone port Connect to the TV earphone hole (CN7) 4.2.1 Open the UART serial option UAR serial choose “on “ Menu: Factory-->Options–>UART–>on - 31 -...
  • Page 32 If finish the updating and data adjust UART serial, UART choose “off “ 4.2.2 Mstar USB-serial driver If First use Mstar bebug Tool, you have to install drive software for bebug board. If your PC is Windows XP system: First install FTCUNIN.EXE of FTC100103(MSTAR) rar file in your PC. This is a drive software of Mstar Another: If your PC is Win7 system, you will have to install CDM20802_Setup_WIN7 rar file，...
  • Page 33 Current steps: 1) Run SecureCRT.exe 2) TV power on. 3) SecureCR tool print information can appear or not. How to distribute the three status? 1) appearing “ ” that meaning is in Mboot status << MStar >># 2) Rolling many informmation automatically that meaning is in Supernova status; 3) No any print information that meaning the eMMC of board is no program.
  • Page 34 4.2.4 Mstar Tool upgrading Mstar Tool upgrading includes two states: one is TV board has had Mboot software,the other is TV board have no Mboot software. TV board has had Mboot software: If TV board has had mboot software already, now need update a new one. It is important to stop serial port at first.
  • Page 35 How to get the Device ID password? ● Connect the board with PC via to Hisense debug tool, With MSTVTool4.163 , run MSTV_Tool.exe ● Ensure “ ” button connected correctly, then click "Show DeviceID"button，you will get 12 bit device ID.
  • Page 36 Click” Run” Method 2 Store the Device ID When click "Show DeviceID"button，you can get 12 bit device ID. Next click “OK” button to copy; Open the “Password.txt” file in the same direction of “MSTV_Tool.exe”to stick the Device ID. Password .txt file - 36 -...
  • Page 37 ● Send the device ID to the IC developer ， MSTAR max-sc lv( 吕 思 成 )max-sc.lv@mstarsemi.com securitysecurity@mstarsemi.com Waiting for the feedback of ID password. Deciphering 3、 Receive the Device ID password ,copy it into the password.txt ,as following. password DeviceID Click “...
  • Page 38 Click “Help---Product Key”, enter “security” Click “Flash Update Mode” - 38 -...
  • Page 39 ” Now Deciphering has finished, Don’t restart the TV . 3) Burn the mboot software with ISP_Tool_5.0.2. Click “SPI” then click “ Connect”, drawing “ ” in front of “program /Exit ISP/Read file” - 39 -...
  • Page 40 Click“eMMC”then click “More>>”and load following four burning files. Respectively graphic as following: Click “X” button to close and save this setting. “I2C speed setting”choose around 30 ,roughly speed around 200KHz, roughly speed not high otherwise can cause updating abnormality. - 40 -...
  • Page 41 Return to “eMMC ”. Then click button to go on. Waiting for about 6 minutes, a green “Success to program” appears on the screen, indicating upgrading successfully. TV board have no mboot software: Run SecureCRT , AC power on the TV.if nothing appears on screen then can indicates that the TV no Mboot software, next close the SecureCRT window directly.
  • Page 42 Input lower-case letter “cu” then “enter” to update the main software. When main software update successfully, the TV can automatically restart.enter the Factory OSD Menu to check the main software version, and then choose “option”“Clear All” to do clean up. 4.2.6 Next to check the Key information under the current Version whether is OK ,if must rewrite key code.
  • Page 43 3、ISP_Tool connected failure  Close the SecureCRT, check whether “ ” in front of “UseSWI2C” of “Config” . 4、 ISP_Tool connected appear error “ Device not selected,yet”;  Reduce the I2C speed setting figure lower “Roughly speed” about “200KHz” and have a try. 5、After USB upgrade, appear “...

  • Page 44: Trouble Shooting

    5. Trouble shooting 5.1 Troubleshooting for Remote Control Remote control does not work Try new batteries Replace battery Replace RC Replace remote control Check IR receiver Change Led & IR board Replace Led & IR BD Change Led & IR cable Replace Led &...

  • Page 45: Troubleshooting For Function Key

    5.2 Troubleshooting for Function Key Buttons does not work Check solder connections and see if Check switches it h Replace Key BD Check key board Check Key BD cable Change Replace main board - 45 -...

  • Page 46: Tv Won't Power On

    Work Replace Main Replace Main BD Power on Replace Panel (to contact Hisense tech support.) Replace Power BD Notice: MSD6586 EM market： TV work normally indication led is no light. TV standby indication led is red. - 46 -...

  • Page 47: Troubleshooting For Audio

    5.4 Troubleshooting for Audio No sound Reconnect Check connecter Replace speaker wire Check speaker wire Replace speaker set Check speaker set Replace main board Power Supply Board - 47 -...

  • Page 48: Troubleshooting For Tv/Vga/Hdmi Input

    5.5 Troubleshooting for TV/VGA/HDMI input No picture on the screen Check Signal Source Make sure signal source is available Reconnect Check connect Replace cable Check cable Replace main board - 48 -...

  • Page 49: Troubleshooting For Ypbpr Input

    5.6 Troubleshooting for YPbPr input No picture on the screen Check Source work or not Check Source Device Reconnect Check connect Check Wires (Green Blue, Red) Replace wires Replace main board - 49 -...

  • Page 50: Troubleshooting For Video Input

    5.7 Troubleshooting for Video input No picture on the screen Check Source work or not Check Signal Source Reconnect Check connect Replace Cable/Wires Check Cable/ Wires Replace main board 6. Signals Block Diagram & power assign & schematic diagram - 50 -...
  • Page 51 PowerTree 电流 有效值/峰峰值 DC/DC VCC_A Speaker NTP8824 2*15W VCC_A VCC_A Woolfer NTP8824 2*15W 6.5/5.3A 12VS 12V_Panel 12VS 3000mA AO4459 PANEL_ON/OFF 3500mA VDDC Digital Core Power 120mA DVDD_DDR DDR Core Power +0.95V_VDDC 200mA DC/DC 4045mA AVDDL_HDMI MOD Core Power SYT286ARAC PWR-ON/OFF 225mA AVDDL_MOD MOD Core Power +0.95V_VDDC_CPU...
  • Page 52 Block Diagram Linux:4GB Android:8GB DDR3#1 DDR3#2 eMMC CVBS IN SPDIF 4Gb DDR built-in Audio in NTP8824 Speaker HDMI2.0 NTP8824 Woolfer (ARC) HDMI2.0 Headphone MSD6886 HDMI2.0 Debug HDMI2.0 USB2.0 8 Video 16LAN 4K Panel 4 OSD USB2.0 RJ45 Si2151 IR/KEY/WIFI Title Title Title MSD6886...
  • Page 53 +5V_Standby BOM默认上R9 按照PWM调光设计 Main power connector Power on/off Backlight control +5V_Normal R8、R500 作为模拟调光预留 R15、R11作为调整电压大小预留 与公版极性相反，需软件配置 R500 1k/NC +3.3V_Normal +5V_Standby +3.3V_Standby POWER ON/OFF DIMMING 4.7k DIMMING 9 4.7k 1k/NC DIMMING2 PANEL_ON/OFF 100R/NC MMBT3904LT1 4.7k PANEL_ON/OFF PWR-ON/OFF BRI_ADJ 5,13,16 PWR-ON/OFF BRI_ADJ MMBT3904LT1 MMBT3904LT1 4.7k BL_EN...
  • Page 54 HDMI/Audio Block PCMCIA/TS/NAND/FE DIFP Close to MST IC DIFP DIFM with width DIFM IFAGC-T trace IF_AGC 12 AUVAG IP_T EMMC-D0 AH11 HDMI1-RX0N EMMC-D0 A_RX0N EMMC_IO0/EMMC_D0 IM_T AK11 EMMC-D1 HDMI1-RX0P EMMC-D1 A_RX0P 100n/16V EMMC_IO1/EMMC_D1 IFAGC_T C69 2.2u/10VV AH12 10u/16V EMMC-D2 HDMI1-RX1N EMMC-D2 A_RX1N LINEIN_L0...
  • Page 55 CORE Power Standby Power 3.3V AA17 AB17 +0.95V_VDDC VDDC +3.3V_Standby +3.3V_Standby +3.3V_Standby AVDD_DMPLL AVDD_DADC AD17 3.7A , 100mil 10mA,15mil 20mA,15mil BLM15PX121SN1D C100 C101 C102 C103 C104 10u/6.3V 100n/16V 100n/16V 100n/16V 10u/6.3V 10u/6.3V 10u/6.3V 100n/16V 100n/16V 100n/16V 100n/16V 100n/16V AA13 VDDC_CPU VDDC_CPU AB13 VDDC_CPU...
  • Page 56 公版DDR A14、A15均NC，Hisense 只有A15 NC BA2,CSB1,CSB2 need GND shielding DDR3 4Gb+4Gb 2133MHz AVDD_DRAM DDR3#1 DDR3#2 R438 D_DDR3_WEZ D_DDR3_DQ0 D_DDR3_A0 D_DDR3_DQ16 D_DDR3_A0_H D_DDR3_A15 D_DDR3_DQ1 D_DDR3_A1 D_DDR3_DQ17 D_DDR3_A1_H B-RSTZ D_DDR3_A0 D_DDR3_DQ2 D_DDR3_A2 D_DDR3_DQ18 D_DDR3_A2_H A-RST D_DDR3_RASZ D_DDR3_DQ3 D_DDR3_A3 D_DDR3_DQ19 D_DDR3_A3_H RASZ C139 D_DDR3_CASZ...
  • Page 57 EMMC_VIO EMMC EMMC_VIO R104 保证CLK走线包地且均匀打孔 for SS 8Gb EMMC THGBMNG5D1LBAIL NAND-CEZ R105 NAND-CEZ VDD_0 NAND-REZ R109 NAND-REZ VDD_1 VDD_2 EMMC-D0 DAT0 R110 EMMC-D0 DAT0 VDD_3 +3.3V_EMMC EMMC-D1 DAT1 R111 EMMC-D1 DAT1 VDD_4 EMMC-D2 R112 DAT2 EMMC-D2 DAT2 EMMC-D3 R106 DAT3 EMMC-D3 DAT3 VDDF_0...
  • Page 58 12VS-->12V-Panel VB1 Connector 12VS 12V-Panel 兼容AUO R2071 0R/NC XP2001 兼容LG XP2002 D1_8 VBY7P L2019 BLM15PX121SN1D/NC D1_7 C158 C159 R120 VBY7N C156 L2020 BLM15PX121SN1D/NC D2_6 L2021 BLM15PX121SN1D/NC D2_5 10u/25VV 100n/25V 2.2u/25V VBY6P L2022 BLM15PX121SN1D/NC AO4459 R121 VBY6N L2023 BLM15PX121SN1D/NC 2k/NC L2024 BLM15PX121SN1D/NC Vin = 20V VBY5P...
  • Page 59 AV + AV Audio Input C191 C192 5p/50V/NC 5p/50V/NC MDI_TP TD1+ TX1+ MDI_TP CMT1 Close to CONNECTOR MDI_TN MDI_TN TD1- TX2- AV_IN R214 R215 MDI_RP C194 MDI_RP RD2+ RX2+ C193 R216 CMT2 47p/50V MDI_RN MDI_RN RD2- RX2- R217 1n/2000V R218 左...
  • Page 60 HDMI1-5V HDMI1(ARC) HDMI1-DDC-SCL HDMI1_RX2P HDMI1_RX2P HDMI1-DDC-SDA HDMI1_RX2P HDMI1_RX2N HDMI1_RX2N DATA2+_0 靠近端子放置 DATA2S HDMI1_RX2N DATA2-_2 HDMI1_RX1P HDMI1_RX2P HDMI1-RX2P R227 DATA1+_3 HDMI1-RX2P HDMI1_RX2N HDMI1-RX2N HDMI1_RX1P HDMI1_RX1P R228 DATA1S HDMI1-RX2N HDMI1_RX1N HDMI1_RX1P R229 HDMI1-RX1P DATA1-_5 HDMI1-RX1P HDMI1_RX0P HDMI1_RX1N HDMI1-RX1N HDMI1_RX1N HDMI1_RX1N R230 DATA0+_6 HDMI1-RX1N HDMI1_RX0P HDMI1-RX0P...
  • Page 61 Tuner On Board for ATSC /DVB-T2/T/C/ SA Air Tuner On Board for SA Cable 每个tuner预留14mm宽度,28.8mm长度范围内 +3.3V_TU +3.3V_Tuner +3.3V_Tuner_ISDB +3.3V_Tuner EM/US/SA BLM18PG121SN1 FG053-F01T1NY-A\Reflow AJ063-F01T1NY-A\Reflow C571 C572 BLM18PG121SN1 +3.3V_Tuner EM/US/SA EM/US/SA RF002-F02L1WY-B\reflow 10u/10V 100n/16V +3.3V_Tuner_ISDB C559 EM/US/SA EM/US/SA 0.27 uH 1n/50V C577 1n/50V 0.27 uH EM/US/SA...
  • Page 62 12VS-->5V_USB USB POWER 1500mA 12VS 5V_USB 4.7 uH C260 Idc2=4.2A R326 C264 100n/16V 5V_USB 5V_USB1 5V_USB2 121k 47p/50V R327 SY8113BADC R329 R328 C268 27k/NC 100n/16V PWR-ON/OFF 4,5,16 Vin=4.5～18V Iout=3A Vref=0.6V Freq=500KHz Vout=0.6*(1+R1/R2)=5.13V 5V_USB1 5V_OTG USB PORT 1 USB PORT 2(OTG) 靠近端子放置...
  • Page 63 PCMCIA TS0_D[7:0] TS0_D[7:0] PCM_A[14:0] PCM_A[14:0] 5 TS0_D0 TS0_D1 PCM_D[7:0] Parrel TS interface PCM_D[7:0] PCMCIA\111410271 TS0_D2 XS12 EU/EM TS0_D3 INCLK_CI D0_CI TS1_VLD R340 INVALID_CI TS0_D4 EU/EM MCLKI_A15__19 INVALID_CI D1_CI TS1_SYNC EU/EM INSYNC_CI TS0_D5 R341 MIVAL_A16__18 INSYNC_CI D2_CI TS1_D0 INDATA0_CI TS0_D6 R342 EU/EM MISTRT_A17__45 INDATA0_CI...
  • Page 64 Speaker Power Woolfer Power Headphone VCC_A VCC_AMP_S VCC_AMP_S VCC_A VCC_AMP_W VCC_AMP_W +3.3V_Normal BLM18PG121SN1 BLM18PG121SN1/NC R421 BLM18PG121SN1 C430 C439 C431 C432 BLM18PG121SN1/NC C450 C451 C452 C453 4.7k XS13 HP_ROUT C324 22u/6.3VV EARPHONE_OUTR HP_ROUT HP_LOUT EARPHONE_OUTR R423 HP_DET HP_DET C325 22u/6.3VV EARPHONE_OUTL HP_LOUT EARPHONE_OUTL 100R...
  • Page 65 Core Power:12FRC-->0.95V FRC 12VS-->12FRC R2001 R2004 12VS 12_FRC 5340mA +3.3V_FRC 100k 3.3R C2007 12_FRC +0.95V_FRC V2003 220n/10V C2020 N2001 L2001 R2013 Idc2 = 7.8A C2019 AO3401L 100n/25V 0.9 uH 2.2u/25V R2008 C2008 R2002 R2010 220p/50V 499k 1M/NC MP8759GD 16.9k R2005 499R MODE VOUT...
  • Page 66 6M70 Power VDDC +1.5V DDR VDDC_FRC MST6M70 +0.95V_FRC +1.5V_FRC AVDD_DDR_FRC VDDC_FRC VDDC VDDC VDDC 550mA C2070 C2071 C2072 C2073 C2047 C2074 C2075 C2076 C2077 VDDC MST6M70 5200mA C2057 C2058 C2059 C2060 C2061 C2062 C2063 C2064 VDDC 10u/6.3VV 10u/6.3VV 100n/16V 100n/16V 100n/16V 100n/16V 100n/16V...
  • Page 67 MST6M70 6M70 RX/TX C2102 100n/16V VBY1-R0N VBY1_R0N VX1_0N VBY1-R0N RXM[0] PAD_MOD_TX_N00/VBY_0- VBY1-R0P C2103 100n/16V VBY1_R0P VX1_0P VBY1-R0P RXP[0] PAD_MOD_TX_P00/VBY_0+ VBY1-R1N C2104 100n/16V VBY1_R1N VX1_1N VBY1-R1N RXM[1] PAD_MOD_TX_N01/VBY_1- VBY1-R1P C2105 100n/16V VBY1_R1P VX1_1P VBY1-R1P RXP[1] PAD_MOD_TX_P01/VBY_1+ VBY1-R2N C2106 100n/16V VBY1_R2N AA10 VX1_2N VBY1-R2N RXM[2]...
  • Page 68 Local dimming interface MST6M70 添加软件reset I2CM-SDA I2CM-SDA R2289 1k/NC FRC_RST I2CM-SCL FRC-RST I2CM-SCL RESET I2C_HSC_SDA / VSYNC_Like2 I2C_HSC_SCL / VSYNC_Like3 XTALO_FRC VSYNC_Like LDC_VSYNC R2239 R2277 100R LDC_VSYNC XTAL_OUT XTALI_FRC LD_SPI1_CK LD_SPI1_CK LDC_CLK R2278 100R XTAL_IN SPI1_CK / PWM2 / GPIO[58] LDC_CLK LD_SPI1_MOSI LD_SPI1_MOSI...
  • Page 69 PowerTree 电流 有效值/峰峰值 DC/DC VCC_A NTP8824 2*15W VCC_A 6.5/5.3A 12VS 3000mA 12V_Panel 12VS 3000mA AO4459 PANEL_ON/OFF 3500mA VDDC Digital Core Power 120mA DVDD_DDR DDR Core Power +0.95V_VDDC DC/DC 200mA 4045mA AVDDL_HDMI MOD Core Power SYT286ARAC PWR-ON/OFF 225mA AVDDL_MOD MOD Core Power +0.95V_VDDC_CPU VDDC_CPU CPU Power...
  • Page 70 Block Diagram Linux:4GB Android:8GB DDR3#1 DDR3#2 eMMC CVBS IN 4Gb DDR built-in Audio in HDMI2.0 (ARC) SPDIF HDMI2.0 NTP8824 Speaker MSD6886 HDMI2.0 Headphone HDMI2.0 4K Panel USB2.0 Debug USB2.0 Title Title Title MSD6886NQH MSD6886NQH MSD6886NQH Size Size Size Document Number Document Number Document Number RJ45...
  • Page 71 +5V_Standby BOM默认上R9 按照PWM调光设计 Main power connector Power on/off Backlight control +5V_Normal R8、R500 作为模拟调光预留 R15、R11作为调整电压大小预留 与公版极性相反，需软件配置 R500 1k/NC +3.3V_Normal +5V_Standby +3.3V_Standby POWER ON/OFF DIMMING 4.7k DIMMING 4.7k 1k/NC DIMMING2 PANEL_ON/OFF 100R/NC 4.7k MMBT3904LT1 PANEL_ON/OFF BRI_ADJ PWR-ON/OFF 5,13 PWR-ON/OFF BRI_ADJ MMBT3904LT1 MMBT3904LT1 4.7k BL_EN 10k/NC...
  • Page 72 HDMI/Audio Block PCMCIA/TS/NAND/FE DIFP Close to MST IC DIFP DIFM with width DIFM IFAGC-T trace IF_AGC AUVAG IP_T EMMC-D0 AH11 HDMI1-RX0N EMMC-D0 A_RX0N AK11 EMMC_IO0/EMMC_D0 IM_T EMMC-D1 HDMI1-RX0P EMMC-D1 A_RX0P 100n/16V EMMC_IO1/EMMC_D1 IFAGC_T C69 2.2u/10VV 10u/16V EMMC-D2 AH12 HDMI1-RX1N AV_AUL EMMC-D2 A_RX1N LINEIN_L0...
  • Page 73 CORE Power Standby Power 3.3V AA17 AB17 +0.95V_VDDC VDDC +3.3V_Standby +3.3V_Standby +3.3V_Standby AVDD_DMPLL AVDD_DADC AD17 3.7A , 100mil 10mA,15mil 20mA,15mil BLM15PX121SN1D C100 C101 C102 C103 C104 10u/6.3V 100n/16V 100n/16V 100n/16V 10u/6.3V 10u/6.3V 10u/6.3V 100n/16V 100n/16V 100n/16V 100n/16V 100n/16V AA13 VDDC_CPU VDDC_CPU AB13 AC13...
  • Page 74 公版DDR A14、A15均NC，Hisense 只有A15 NC BA2,CSB1,CSB2 need GND shielding DDR3 4Gb+4Gb 2133MHz AVDD_DRAM DDR3#1 DDR3#2 R438 D_DDR3_WEZ D_DDR3_DQ0 D_DDR3_A0 D_DDR3_DQ16 D_DDR3_A0_H D_DDR3_A15 D_DDR3_DQ1 D_DDR3_A1 D_DDR3_DQ17 D_DDR3_A1_H D_DDR3_A0 D_DDR3_DQ2 D_DDR3_A2 D_DDR3_DQ18 D_DDR3_A2_H B-RSTZ A-RST D_DDR3_RASZ D_DDR3_DQ3 D_DDR3_A3 D_DDR3_DQ19 D_DDR3_A3_H D_DDR3_CASZ D_DDR3_DQ4 D_DDR3_A4...
  • Page 75 EMMC_VIO EMMC EMMC_VIO R104 保证CLK走线包地且均匀打孔 for SS 8Gb EMMC THGBMNG5D1LBAIL NAND-CEZ R105 NAND-CEZ VDD_0 NAND-REZ R109 NAND-REZ VDD_1 VDD_2 EMMC-D0 DAT0 R110 EMMC-D0 DAT0 VDD_3 +3.3V_EMMC EMMC-D1 DAT1 R111 EMMC-D1 DAT1 VDD_4 EMMC-D2 DAT2 R112 EMMC-D2 DAT2 EMMC-D3 DAT3 R106 EMMC-D3 DAT3 VDDF_0...
  • Page 76 12VS-->12V-Panel VB1 Connector 12VS 12V-Panel D1_8 LDC_STT VBY7P LVSYNC D1_7 LVSYNC 5 LDC_CLK LDC_STT C159 R120 VBY7N LHSYNC C158 C156 D2_6 LHSYNC 5 LDC_DATA_O LDC_CLK D2_5 LDC_DATA_I LDC_DATA_O 5 2.2u/25V 10u/16V VBY6P 100n/16V LDC_VSYNC LDC_DATA_I VBY6N AO4459 R121 LDC_VSYNC 2k/NC DIMMING Vin = 20V DIMMING...
  • Page 77 AV + AV Audio Input C191 C192 5p/50V/NC 5p/50V/NC MDI_TP MDI_TP TD1+ TX1+ CMT1 MDI_TN Close to CONNECTOR MDI_TN TD1- TX2- AV_IN 5 R214 R215 MDI_RP C194 RD2+ RX2+ MDI_RP C193 R216 CMT2 47p/50V MDI_RN MDI_RN RD2- RX2- R217 1n/2000V R218 左...
  • Page 78 HDMI1-5V HDMI1(ARC) HDMI1_RX2P HDMI1_RX2P HDMI1_RX2P HDMI1_RX2N HDMI1_RX2N DATA2+_0 DATA2S HDMI1_RX2N DATA2-_2 HDMI1_RX1P HDMI1_RX2P HDMI1-RX2P HDMI1-RX2P 5 DATA1+_3 HDMI1_RX2N HDMI1_RX1P HDMI1_RX1P HDMI1-RX2N HDMI1-RX2N 5 DATA1S HDMI1_RX1N HDMI1_RX1P HDMI1-RX1P DATA1-_5 HDMI1-RX1P 5 HDMI1_RX0P HDMI1_RX1N HDMI1_RX1N HDMI1_RX1N HDMI1-RX1N DATA0+_6 HDMI1_RX0P HDMI1-RX1N 5 HDMI1_HPD HDMI1-RX0P HDMI1-DDC-SCL R232...
  • Page 79 Tuner On Board for ATSC /DVB-T2/T/C/ SA Air 每个tuner预留14mm宽度,28.8mm长度范围内 Tuner On Board for SA Cable +3.3V_TU +3.3V_Tuner +3.3V_Tuner_ISDB +3.3V_Tuner EM/US/SA BLM18PG121SN1 FG053-F01T1NY -A\Ref low AJ063-F01T1NY -A\Ref low C481 C482 BLM 18P G121SN1 +3.3V_Tuner RF002-F02L1WY -B\ref low EM/US/SA EM/US/SA 10u/10V 100n/16V +3.3V_Tuner_ISDB C454 EM/US/SA...
  • Page 80 12VS-->5V_USB USB POWER 1500mA 12VS 5V_USB 4.7 uH C260 Idc2=4.2A R326 C264 100n/16V 5V_USB 5V_USB1 5V_USB2 C261 121k 47p/50V 10u/16V R327 SY8113BADC R329 R328 C268 27k/NC 100n/16V PWR-ON/OFF Vin=4.5～18V Iout=3A Vref=0.6V Freq=500KHz Vout=0.6*(1+R1/R2)=5.13V 5V_USB1 5V_OTG USB PORT 1 USB PORT 2(OTG) 靠近端子放置...
  • Page 81 PCMCIA TS0_D[7:0] TS0_D[7:0] 5 PCM_A[14:0] TS0_D0 PCM_A[14:0] 5 TS0_D1 PCM_D[7:0] Parrel TS interface PCM_D[7:0] TS0_D2 PCMCIA\111410271 TS0_D3 EU/EM XS12 INCLK_CI D0_CI TS1_VLD INVALID_CI TS0_D4 R340 EU/EM MCLKI_A15__19 INVALID_CI D1_CI TS1_SYNC INSYNC_CI TS0_D5 R341 EU/EM MIVAL_A16__18 INSYNC_CI D2_CI TS1_D0 INDATA0_CI TS0_D6 R342 EU/EM MISTRT_A17__45...
  • Page 82 AMP Power Headphone +3.3V_Normal VCC_A VCC_AMP VCC_AMP R421 BLM18PG121SN1 4.7k XS13 HP_ROUT EARPHONE_OUTR C324 22u/6.3VV HP_ROUT HP_LOUT EARPHONE_OUTR HP_DET R423 BLM18PG121SN1 C430 C439 C431 C432 HP_DET EARPHONE_OUTL C325 22u/6.3VV HP_LOUT 100R EARPHONE_OUTL GCC02-0251\Reflow 与公版相反，需软件配置 R428 R429 卧式 HP_DET L :DETECT H :Normal 靠近功放...
  • Page 83 PowerTree 电流 有效值/峰峰值 DC/DC VCC_A NTP8824 2*15W VCC_A 6.5/5.3A 12VS 3000mA 12V_Panel 12VS 3000mA AO4459 PANEL_ON/OFF 3500mA VDDC Digital Core Power 120mA DVDD_DDR DDR Core Power +0.95V_VDDC 200mA DC/DC 4045mA AVDDL_HDMI MOD Core Power TPS56628DDAR PWR-ON/OFF 225mA AVDDL_MOD MOD Core Power +0.95V_VDDC_CPU VDDC_CPU CPU Power DC/DC...
  • Page 84 Block Diagram Linux:4GB Android:8GB DDR3#1 DDR3#2 eMMC CVBS IN 4Gb DDR built-in Audio in HDMI2.0 (ARC) SPDIF HDMI2.0 NTP8824 Speaker Main board: 8698 circuit MSD6886 HDMI2.0 Headphone HDMI2.0 4K Panel USB2.0 Debug USB2.0 Title Title Title MSD6886NQH MSD6886NQH MSD6886NQH Size Size Size Document Number...
  • Page 85 BOM默认上R9 按照PWM调光设计 +5V_Standby Main power connector Power on/off Backlight control +5V_Normal R8、R500 作为模拟调光预留 R15、R11作为调整电压大小预留 与公版极性相反，需软件配置 R500 1k/NC +3.3V_Normal +5V_Standby +3.3V_Standby POWER ON/OFF DIMMING 4.7k DIMMING 4.7k 1k/NC DIMMING2 PANEL_ON/OFF 100R/NC MMBT3904LT1 (5,9) PANEL_ON/OFF 4.7k PW R-ON/OFF BRI_ADJ PW R-ON/OFF BRI_ADJ MMBT3904LT1 MMBT3904LT1 4.7k...
  • Page 86 HDMI/Audio Block PCMCIA/TS/NAND/FE Close to MST IC DIFP DIFP DIFM with width DIFM IFAGC-T trace IF_AGC 12 AUVAG IP_T AH11 EMMC-D0 HDMI1-RX0N EMMC-D0 A_RX0N EMMC_IO0/EMMC_D0 IM_T EMMC-D1 AK11 HDMI1-RX0P EMMC-D1 A_RX0P 100n/16V EMMC_IO1/EMMC_D1 IFAGC_T C69 2.2u/10VV EMMC-D2 AH12 10u/16V HDMI1-RX1N AV_AUL EMMC-D2 A_RX1N...
  • Page 87 CORE Power Standby Power 3.3V AA17 AB17 +0.95V_VDDC VDDC +3.3V_Standby +3.3V_Standby +3.3V_Standby AVDD_DMPLL AVDD_DADC AD17 3.7A , 100mil 10mA,15mil 20mA,15mil BLM15PX121SN1D C100 C101 C103 C104 C102 10u/6.3V 100n/16V 100n/16V 100n/16V 10u/6.3V 10u/6.3V 10u/6.3V 100n/16V 100n/16V 100n/16V 100n/16V 100n/16V AA13 VDDC_CPU VDDC_CPU AB13 VDDC_CPU...
  • Page 88 公版DDR A14、A15均NC，Hisense 只有A15 NC BA2,CSB1,CSB2 need GND shielding DDR3 4Gb+4Gb 2133MHz AVDD_DRAM DDR3#1 DDR3#2 R438 D_DDR3_WEZ D_DDR3_DQ0 D_DDR3_A0 D_DDR3_DQ16 D_DDR3_A0_H D_DDR3_A15 D_DDR3_DQ1 D_DDR3_A1 D_DDR3_DQ17 D_DDR3_A1_H B-RSTZ D_DDR3_A0 D_DDR3_DQ2 D_DDR3_A2 D_DDR3_DQ18 D_DDR3_A2_H A-RST D_DDR3_RASZ D_DDR3_DQ3 D_DDR3_A3 D_DDR3_DQ19 D_DDR3_A3_H RASZ C139 D_DDR3_CASZ...
  • Page 89 EMMC_VIO EMMC EMMC_VIO R104 保证CLK走线包地且均匀打孔 for SS 8Gb EMMC THGBMNG5D1LBAIL NAND-CEZ R105 NAND-CEZ VDD_0 NAND-REZ R109 NAND-REZ VDD_1 VDD_2 EMMC-D0 DAT0 R110 EMMC-D0 DAT0 VDD_3 +3.3V_EMMC EMMC-D1 DAT1 R111 EMMC-D1 DAT1 VDD_4 EMMC-D2 DAT2 R112 EMMC-D2 DAT2 EMMC-D3 DAT3 R106 EMMC-D3 DAT3 VDDF_0...
  • Page 90 12VS-->12V-Panel VB1 Connector 12VS 12V-Panel D1_8 VBY7P LVSYNC LDC_STT LVSYNC 5 LDC_STT C159 D1_7 C158 R120 C156 VBY7N LHSYNC LDC_CLK D2_6 LHSYNC 5 LDC_CLK LDC_DATA_O LDC_DATA_O 5 10u/25V 2.2u/25V D2_5 100n/25V VBY6P LDC_DATA_I LDC_DATA_I 5 AO4459 R121 VBY6N LDC_VSYNC LDC_VSYNC 5 2k/NC DIMMING Vin = 20V...
  • Page 91 AV + AV Audio Input C191 C192 5p/50V/NC 5p/50V/NC MDI_TP MDI_TP TD1+ TX1+ CMT1 Close to CONNECTOR MDI_TN MDI_TN TD1- TX2- AV_IN 5 R214 R215 MDI_RP C194 RD2+ RX2+ MDI_RP C193 R216 CMT2 47p/50V MDI_RN MDI_RN RD2- RX2- R217 1n/2000V R218 左...
  • Page 92 HDMI1-5V HDMI1(ARC) HDMI1-DDC-SCL HDMI1_RX2P HDMI1_RX2P HDMI1-DDC-SDA HDMI1_RX2P HDMI1_RX2N HDMI1_RX2N DATA2+_0 靠近端子放置 DATA2S HDMI1_RX2N DATA2-_2 HDMI1_RX1P HDMI1_RX2P HDMI1-RX2P R227 HDMI1-RX2P 5 DATA1+_3 HDMI1_RX2N HDMI1-RX2N HDMI1_RX1P HDMI1_RX1P R228 HDMI1-RX2N 5 DATA1S HDMI1_RX1N HDMI1_RX1P HDMI1-RX1P R229 HDMI1-RX1P 5 DATA1-_5 HDMI1_RX0P HDMI1_RX1N R230 HDMI1-RX1N HDMI1_RX1N HDMI1_RX1N HDMI1-RX1N 5...
  • Page 93 Tuner On Board for ATSC /DVB-T2/T/C/ SA Air 每个tuner预留14mm宽度,28.8mm长度范围内 Tuner On Board for SA Cable +3.3V_TU +3.3V_Tuner +3.3V_Tuner_ISDB +3.3V_Tuner EM/US/SA BLM18PG121SN1 FG053-F01T1NY-A\Reflow AJ063-F01T1NY-A\Reflow C481 C482 BLM18PG121SN1 +3.3V_Tuner EM/US/SA EM/US/SA RF002-F02L1WY-B\reflow 10u/10V 100n/16V +3.3V_Tuner_ISDB C454 EM/US/SA EM/US/SA 0.27 uH 1n/50V C470 1n/50V 0.27 uH EM/US/SA...
  • Page 94 12VS-->5V_USB USB POWER 1500mA 12VS 5V_USB 4.7 uH C260 Idc2=4.2A R326 C264 100n/16V 5V_USB 5V_USB1 5V_USB2 121k 47p/50V R327 SY8113BADC R329 R328 C268 27k/NC 100n/16V PWR-ON/OFF Vin=4.5～18V Iout=3A Vref=0.6V Freq=500KHz Vout=0.6*(1+R1/R2)=5.13V 5V_USB1 5V_OTG USB PORT 1 USB PORT 2(OTG) 靠近端子放置 靠近端子放置...
  • Page 95 PCMCIA TS0_D[7:0] TS0_D[7:0] 5 PCM_A[14:0] PCM_A[14:0] 5 TS0_D0 PCM_D[7:0] TS0_D1 Parrel TS interface PCM_D[7:0] PCMCIA\111410271 TS0_D2 XS12 EU/EM TS0_D3 INCLK_CI D0_CI TS1_VLD R340 INVALID_CI TS0_D4 EU/EM MCLKI_A15__19 INVALID_CI D1_CI TS1_SYNC INSYNC_CI TS0_D5 R341 EU/EM MIVAL_A16__18 INSYNC_CI D2_CI TS1_D0 INDATA0_CI TS0_D6 R342 EU/EM MISTRT_A17__45...
  • Page 96 AMP Power Headphone +3.3V_Normal VCC_A VCC_AMP VCC_AMP R421 BLM18PG121SN1 4.7k XS13 HP_ROUT C324 22u/6.3VV EARPHONE_OUTR HP_ROUT HP_LOUT EARPHONE_OUTR R423 BLM18PG121SN1 HP_DET C430 C439 C431 C432 HP_DET C325 22u/6.3VV EARPHONE_OUTL HP_LOUT 100R EARPHONE_OUTL 与公版相反，需软件配置 R428 R429 HP_DET 立式端子 L :DETECT H :Normal 靠近功放...

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