Hisense N10 series Service Manual
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Hisense N10 series Service Manual

Lcd television chassis msd6308
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LCD Television
Service Manual
Chassis： MSD6308
Product:
N10 series: LHD24N10NAM、LHD32N10NAM
K160 series: LHD32K160NAMN
K20 series:
LTDN48K20DAM
Ver 1.0
Hisense Electric Co.，Ltd.
December 20, 2013

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  • Page 1 LCD Television Service Manual Chassis： MSD6308 Product: N10 series: LHD24N10NAM、LHD32N10NAM K160 series: LHD32K160NAMN K20 series: LTDN48K20DAM Ver 1.0 Hisense Electric Co.，Ltd. December 20, 2013...

  • Page 2: Table Of Contents

    Contents Contents ..................................... - 2 - Service Manual ..................................- 3 - 1. Precautions and notices ..............................- 3 - 1.1 Warning ................................. - 4 - 1.2 Notes ..................................- 7 - 2. Product Specifications ..............................- 10 - 2.1 Main board layout ............................... - 10 - 2.2 MSD6308 includes product ..........................

  • Page 3: Service Manual

    WHEN REPLACEMENT PARTS ARE REQUIRED, BE SURE TO USE REPLACEMENT PARTS SPECIFIED BY THE MANUFACTURER. Proper service and repair is important to the safe, reliable operation of all Hisense Electric Co., Ltd Equipment. The service procedures recommended by Hisense and described in this Service Guide are effective methods of performing service operations.

  • Page 4: Warning

    Hereafter throughout this manual, Hisense Electric Co., Ltd will be referred to as Hisense. 1.1 Warning 1.1.1 Critical components having special safety characteristics are identified with a by the Ref.
  • Page 5 1. Never replace modules or other components while the unit is switched on. 2. When making settings, use plastic rather than metal tools. This will prevent any short circuits and the danger of a circuit becoming unstable. 1.1.3 To prevent electrical shock, do not use this polarized ac plug with an extension cord, receptacle, or the outlet unless the blades can be fully inserted to prevent blade exposure.
  • Page 6 (3) Do not use this product in locations where the humidity is extremely high, where it may be splashed with water, or where flammable materials surround it. Do not install or use the product in a location that does no satisfy the specified environmental conditions. This may damage the product and may cause a fire.

  • Page 7: Notes

    (11) Use only with the cart, stand, tripod, bracket, or table specified by the manufacturer, or sold with the apparatus. When a cart is used, use caution when moving the cart/apparatus combination to avoid injury from tip-over. 1.2 Notes Notes on Safe Handling of the LCD panel and during service The work procedures shown with the Note indication are important for ensuring the safety of the product and the servicing work.
  • Page 8 • When the surface of the panel comes into contact with the cushioning materials, be sure to confirm that there is no foreign matter on top of the cushioning materials before the surface of the panel comes into contact with the cushioning materials. Failure to observe this precaution may result in, the surface of the panel being scratched by foreign matter.
  • Page 9 locations in accordance with the original setup. The lightning flash with arrowhead symbol, within an equilateral triangle is intended to alert the user to the presence of uninsulated dangerous voltage within the products enclosure that may be of sufficient magnitude to constitute a risk of electric shock. The exclamation point within an equilateral triangle is intended to alert the user to the presence of important operating and maintenance (servicing) instructions in the literature accompanying the set.

  • Page 10: Product Specifications

    2. Product Specifications 2.1 Main board layout 2.1.1 1Main board: 5645 Take LHD32K160NAMN 、LTDN48K20DAM main board（5645）for example: Top: HDT V INPUT HDMI Flash MSD6308 Tuner HDMI - 10 -...
  • Page 11 Bottom: - 11 -...
  • Page 12 2.1.2 Main board: 5650 Take LHD24N10NAM、LHD32N10NAM 、main board（5650）for example: Top: RSAG7.820.5650 Bottom: - 12 -...

  • Page 13: Msd6308 Includes Product

    2.2 MSD6308 includes product Main board Power board Model Panel Mode LVDS(Main-Panel) 1、 HX2-2×20KLB400-BOE\ROH 2、 LHD24N10NAM V236BJ1-LE2 RSAG7.820.5650 RSAG7.820.5258 FFC-12-850\ROH LHD32N10NAM HE315GH-E77 HX2-2×20KLB400-BOE\ROH RSAG7.820.5650 RSAG7.820.5268 LHD32K160NAMN HE315GH-E77\ROH HX2-2X15KLB400P-CMO-3\ROH RSAG7.820.5645 RSAG7.820.5023 LTDN48K20DAM HD480DF-B37 HX2-2x22KLB500P-HS-6\ROH RSAG7.820.5645 RSAG7.820.5482 3. Factory/Service OSD Menu and Adjustment 3.1 How to enter the Factory OSD Menu With user’s RC Power on the TV.

  • Page 14: Factory Osd Menu

    3.2 Factory OSD Menu The Factory OSD Menu comprises Factory Menu and Design menu. 3.2.1、Factory Menu White balance: Option: - 14 -...
  • Page 15 Init: Version: - 15 -...
  • Page 16 3.2.2、Design Menu Note ： The above “Factory/Service OSD Menus” are reference only, please refer to the actual unit to determine the appearances. - 16 -...

  • Page 17: Software Updating

    4. Software updating Software updating includes boot write and main software update. Usually first write boot to nand flash Mstar Tool With (MSTV_Tool.exe), then update main software With ISP_Tools、 Tftp and SecureCRT upgrading Tools. .1 Write boot software to nand flash 4.1.1 Hardware connecting You can update the software through a special tool (as following) Connect the Debug board to the TV use the RS232 (4 pin), the other USB port to the PC.
  • Page 18 3、Choose “Eagle/Nugget NAND program”, And then a dialog window will show as below. - 18 -...
  • Page 19 Now, introduce how to choose the file. ARM \MIPS File button: Load :supernova\target\isdb.nugget\boot\CreatRomBoot_050B_256x1\050B_TOOL.bin. NAND File button: Load: supernova\target\isdb.nugget\boot\CreatRomBoot_050B_256x1\RomBoot.bin. DRAM Script button: supernova\target\isdb.nugget\boot\CreatRomBoot_050B_256x1\MIU init sequence\ Load : DDR3_16_8X_CL11_1600_050B_1T_TOOL.bin.txt.txt Program button: After above all have chosen, then Click the “Program” button and wait write end. If “status” shows *success,please reset power*, it indicates successful.

  • Page 20: Upgrading Main Software With Tftpd32、Securecrt

    .4.2 Upgrading main software with Tftpd32、securecrt a) Run Tftpd32.exe. Browse the Base Directory file “*_dtv.a7” Settings as following, late click “OK”. b) Run Securecrt.exe to set up a serical section. Select FileConnectNew seccion     - 20 -...
  • Page 21 AC power off the TV, this time the mouse must lies on the Securecrt interface. then AC power on the TV, at the same time press “enter” key. you will see“<<mstar>>#”on the Securecrt interface. (the following image). Next input : set ipaddr 192.168.5.200;set serverip 192.168.5.211;saveenv ,then press “enter” key.
  • Page 22 Note1 After software update has finished, the TV OSD appears following. Note2: 1) Serverip “192.168.5.211”is PC LAN IP address. When update the main software. 2) you must replace you PC IP address with 192.168.5.211,and net mask with 255.255.255.0 . - 22 -...

  • Page 23: Upgrading With The Usb Disk

    4.3 Upgrading with the USB disk 4.3.1 TV in normal state 1. Copy the “USBUpgrade.bin” file that MBoot and main software named to the root directory of two USB disks respectively. 2. Insert the USB disk into the USB slot of the TV SET. 3.
  • Page 24 6. After update succeeds, TV SET will restart automatically. 7. First update the Boot software, second update the main software. In order to convenience, prepare two USB disks to save different software respectively. 4.3.2 TV in abnormal state If the method of 4.3.1 can not update successfully or TV can not power on normally. You will adopt the force update method.

  • Page 25: Troubleshooting

    5.Troubleshooting 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 & IR cable Replace main board - 25 -...
  • Page 26 5.2 Troubleshooting for Function Key Buttons does not work Check solder connections and Check switches see if any switches are stuck. Replace Key BD Check key board Check Key BD cable Change Key BD Replace main board - 26 -...
  • Page 27 BD or Keypad one works Try Power on by RC and Button Check signal Panel Bright Source Neither Both works Work Replace Main Replace Main BD Power on Replace Panel (to contact Hisense tech support.) Replace Power BD - 27 -...
  • Page 28 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 - 28 -...
  • Page 29 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 - 29 -...
  • Page 30 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 - 30 -...

  • Page 31: Circuit Instruction

    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. Circuit instruction 6.1 Power assign and block diagram 6.2 Main board signal process - 31 -...

  • Page 32: Schematic Circuit Diagram

    7. Schematic circuit diagram 8. Explode View - 33 -...
  • Page 33 5V_STB/2A AMS1117-3.3V +3.3V_Standby/300MA SWITCH +5V_MHL/1A +1.15V_VDDC/3A MP1495 MSD6308RT 5VAIN/3A 5VAIN +1.5V_DDR/250MA TPS54328 1117ADJ PWR-ON/OFF 5VAIN AMS1117-3.3V +3.3VAl/200MA POWER IN 5VAIN AMS1117-3.3V 3.3V_Tuner/250MA 5VAIN FUSE 5V_USB/1A VCC-Panel /1.5A +12V 12V/2A TAS5727 HDMI1 HDMI输入X3 HDMI2 NAND_FLASH 2GBITS HDMI3 SPI FLASH 16MBITS VGA输入X1 EEPROM 32KBITS MSD6308RT...
  • Page 34 C1113 10u/10V 0R/NC 22u/6.3V 22u/6.3V 100n/16V 180R 1.25 x _1+180/110_ = 3.3V DVDD3V3 3.3VA Main IC Max:300mA BLM21PG220SN1D Hisense Electric Co.,Ltd. Hisense Electric Co.,Ltd. Hisense Electric Co.,Ltd. No.11,Jiangxi Road,Qingdao,China No.11,Jiangxi Road,Qingdao,China No.11,Jiangxi Road,Qingdao,China WWW.HISENSE.COM WWW.HISENSE.COM WWW.HISENSE.COM Title Title Title Hisense MSD6308RT...
  • Page 35 MMBT3904LT1 4.7k/NC LED0 R216 NOTE:晶体频偏需要小于30PPM MMBT3904LT1 IR_IN R190 IRIN C199 100R 100n/16V C189 20p/50V Hisense Electric Co.,Ltd. Hisense Electric Co.,Ltd. Hisense Electric Co.,Ltd. No.11,Jiangxi Road,Qingdao,China No.11,Jiangxi Road,Qingdao,China No.11,Jiangxi Road,Qingdao,China WWW.HISENSE.COM WWW.HISENSE.COM WWW.HISENSE.COM Title Title Title Hisense MSD6308RT Hisense MSD6308RT Hisense MSD6308RT...
  • Page 36 MSD MIU AVDD_DRAM R304 DDR3_RESETB DDR3_RESETB DDR3_CKE DDR3_CKE R306 R305 240R MSD6308RT MARK MARK MARK Hisense Electric Co.,Ltd. Hisense Electric Co.,Ltd. Hisense Electric Co.,Ltd. No.11,Jiangxi Road,Qingdao,China No.11,Jiangxi Road,Qingdao,China No.11,Jiangxi Road,Qingdao,China WWW.HISENSE.COM WWW.HISENSE.COM WWW.HISENSE.COM Title Title Title Hisense MSD6308RT Hisense MSD6308RT...
  • Page 37 4.7k/NC R435 BIT_SEL1 BIT_SEL 0R/NC 兼容模组奇美玻璃液晶屏 R439 R464 R438 R434 主芯片同时将3D_EN信号发给液晶屏和电源板。液晶 0R/NC 屏收到后发出PWM1和PWM2信号。而电源板接收后 关闭Dimming的接收而打开PWM1和PWM2接收 Hisense Electric Co.,Ltd. Hisense Electric Co.,Ltd. Hisense Electric Co.,Ltd. No.11,Jiangxi Road,Qingdao,China No.11,Jiangxi Road,Qingdao,China No.11,Jiangxi Road,Qingdao,China WWW.HISENSE.COM WWW.HISENSE.COM WWW.HISENSE.COM Title Title Title Hisense MSD6308RT Hisense MSD6308RT Hisense MSD6308RT...
  • Page 38 VGA-G VGA-R R242 R251 R253 R112 VGA-RIN R115 560p/50V CKX-3.5-111\REFLOW R101 VGA-LIN R107 560p/50V Hisense Electric Co.,Ltd. Hisense Electric Co.,Ltd. Hisense Electric Co.,Ltd. No.11,Jiangxi Road,Qingdao,China No.11,Jiangxi Road,Qingdao,China No.11,Jiangxi Road,Qingdao,China WWW.HISENSE.COM WWW.HISENSE.COM WWW.HISENSE.COM Title Title Title Hisense MSD6308RT Hisense MSD6308RT Hisense MSD6308RT...
  • Page 39 C133 100n/16V C132 10u/16V R127 5.1R USB1_DM USB1_DM R128 5.1R USB1_DP USB1_DP ULCE0505A015FR ULCE0505A015FR I/O2 I/O1 ESDA6V8UBA Hisense Electric Co.,Ltd. Hisense Electric Co.,Ltd. Hisense Electric Co.,Ltd. No.11,Jiangxi Road,Qingdao,China No.11,Jiangxi Road,Qingdao,China No.11,Jiangxi Road,Qingdao,China WWW.HISENSE.COM WWW.HISENSE.COM WWW.HISENSE.COM Title Title Title Hisense MSD6308RT...
  • Page 40 R260 HD_LIN C217 R261 SIGNAL1 白 SIGNAL3 560p/50V 560p/50V C218 HD_RIN SIGNAL4 红 SIGNAL6 Hisense Electric Co.,Ltd. Hisense Electric Co.,Ltd. Hisense Electric Co.,Ltd. No.11,Jiangxi Road,Qingdao,China No.11,Jiangxi Road,Qingdao,China No.11,Jiangxi Road,Qingdao,China WWW.HISENSE.COM WWW.HISENSE.COM WWW.HISENSE.COM Title Title Title Hisense MSD6308RT Hisense MSD6308RT Hisense MSD6308RT...
  • Page 41 C503 R557 C502 AP2161SG 100n/16V R559 270k 47n/16V MHL_CABLE-DET R522 C504 10k/NC 100n/16V/NC 300K电阻，47nF电容 Hisense Electric Co.,Ltd. Hisense Electric Co.,Ltd. Hisense Electric Co.,Ltd. No.11,Jiangxi Road,Qingdao,China No.11,Jiangxi Road,Qingdao,China No.11,Jiangxi Road,Qingdao,China WWW.HISENSE.COM WWW.HISENSE.COM WWW.HISENSE.COM Title Title Title Hisense MSD6308RT Hisense MSD6308RT Hisense MSD6308RT...
  • Page 42 Woofer- HP_DEC R446 Woofer+ HP_DEC PH_R R556 C339 C227 100k CKX-3.5-111\REFLOW 10u/10V 100n/16V R393 R449 Hisense Electric Co.,Ltd. Hisense Electric Co.,Ltd. Hisense Electric Co.,Ltd. 470R 470R No.11,Jiangxi Road,Qingdao,China No.11,Jiangxi Road,Qingdao,China No.11,Jiangxi Road,Qingdao,China WWW.HISENSE.COM WWW.HISENSE.COM WWW.HISENSE.COM XP22和XP24做一个兼容放置 Title Title Title Hisense MSD6308RT...
  • Page 43 10n/50V 100n/16V 100n/16V R100 LAN_LED0 BLM18PG121SN1 470R R102 R104 BLM18PG121SN1/NC LAN_LED1 R103 470R BLM18PG121SN1/NC Hisense Electric Co.,Ltd. Hisense Electric Co.,Ltd. Hisense Electric Co.,Ltd. No.11,Jiangxi Road,Qingdao,China No.11,Jiangxi Road,Qingdao,China No.11,Jiangxi Road,Qingdao,China WWW.HISENSE.COM WWW.HISENSE.COM WWW.HISENSE.COM Title Title Title Hisense MSD6308RT Hisense MSD6308RT Hisense MSD6308RT...
  • Page 44 NAND_D1 NAND-D2 NAND_D2 NAND-D3 NAND_D3 RP314 NAND-D4 NAND_D4 NAND-D5 NAND_D5 NAND-D6 NAND_D6 NAND-D7 NAND_D7 Hisense Electric Co.,Ltd. Hisense Electric Co.,Ltd. Hisense Electric Co.,Ltd. No.11,Jiangxi Road,Qingdao,China No.11,Jiangxi Road,Qingdao,China No.11,Jiangxi Road,Qingdao,China WWW.HISENSE.COM WWW.HISENSE.COM WWW.HISENSE.COM Title Title Title Hisense MSD6308RT Hisense MSD6308RT Hisense MSD6308RT...
  • Page 45 22u/6.3V 10u/10V 100n/16V 47n/16V R254 10k/NC R226 100R R233 22k/NC TUNER_SW MMBT3904LT1/NC R241 22k/NC Hisense Electric Co.,Ltd. Hisense Electric Co.,Ltd. Hisense Electric Co.,Ltd. No.11,Jiangxi Road,Qingdao,China No.11,Jiangxi Road,Qingdao,China No.11,Jiangxi Road,Qingdao,China WWW.HISENSE.COM WWW.HISENSE.COM WWW.HISENSE.COM Title Title Title Hisense MSD6308RT Hisense MSD6308RT Hisense MSD6308RT...
  • Page 46 VD816 VD816 C859 C859 HER307 HER307 68u/250V 68u/250V M801 M801 M806 M806 M807 M807 SCKY505 SCKY505 M808 M808 F801 F801 C807 C807 471/1KV 471/1KV 300V RIVET-HX RIVET-HX RIVET-HX RIVET-HX RIVET-HX RIVET-HX RIVET-HX RIVET-HX T801 T801 M813 M813 XP905 XP905 R802 R802 T4 AL 250V T4 AL 250V...
  • Page 47 Power:5482 C803 C803 XP809 XP809 XP808 XP808 220p/AC400V 220p/AC400V 300-1V R968 R968 RT801 RT801 VD908 VD908 R953 R953 R954 R954 R955 R955 56k/2W 56k/2W LED2- F801 F801 SCK200510LS SCK200510LS VB801 VB801 C807 C807 300V W803 W803 FR107 FR107 300-1V 510k 510k 510k 510k...

This manual is also suitable for:

K160 seriesK20 seriesLhd24n10namLhd32n10namLhd32k160namnLtdn48k20dam

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