Hisense MTK5657 Service Manual
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Hisense MTK5657 Service Manual

Hisense MTK5657 Service Manual

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LCD Television
Chassis： MTK5657
Product:
AM NEWSAN TV
Ver 1.0
Hisense Electric Co.，Ltd.
May 11, 2016

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Summary of Contents for Hisense MTK5657

  • Page 1 LCD Television Service Manual Chassis： MTK5657 Product: AM NEWSAN TV Ver 1.0 Hisense Electric Co.，Ltd. May 11, 2016...
  • Page 2 Contents Contents ..................................- 2 -  Service Manual ................................- 3 -  1. Precautions and notices ............................. - 3 -  1.1 Warning ..............................- 4 -  1.2 Notes ............................... - 7 -  2. Product Function ............................... - 9 -  3. Factory/Service OSD Menu and Adjustment ....................- 15 -  3.1 How to enter the Factory OSD Menu ....................
  • Page 3 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 4 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 5 IMPORTANT: Always disconnect the power cord from AC outlet before replacing parts or modules. 1.1.3 To prevent electrical shock, use only a properly grounded 3 prong outlet or extension cord. 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.
  • Page 6 damage the product and may cause a fire. (2) Do not use this product: > High humidity areas > In an area where any water could enter or splash into the unit. High humidity and water could damage the product and cause fire. (3) If a foreign substance (such as water, metal, or liquid) gets inside the panel module, immediately turn off the power.
  • Page 7 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. Be sure to follow these instructions. •...
  • Page 8 matter. • Be sure to handle the circuit board by holding the large parts as the heat sink or transformer. Failure to observe this precaution may result in the occurrence of an abnormality in the soldered areas. • Do not stack the circuit boards. Failure to observe this precaution may result in problems resulting from scratches on the parts, the deformation of parts, and short-circuits due to residual electric charge.
  • Page 9 2. Product Function TV basic parts Hisense Model Panel Model Main board Power board LTDN50K5500UWAM HE500IU-B51\S0 RSAG2.908.6591-28 RSAG2.908.6635\ROH LTDN55K5500UWAM HE550IU-B81 RSAG2.908.6591-06\ROH RSAG2.908.6635\ROH         - 9 -...
  • Page 10 Main board :RSAG7.820. 6107 image The TOP of 6107： - 10 -...
  • Page 11 The Bottom of 6107： Main board :RSAG7.820. 6591 image The TOP of 6591 - 11 -...
  • Page 12 The bottom of 6591 Side connectors 6591: - 12 -...
  • Page 13 Power board : RSAG7.820.5687/ROH image - 13 -...
  • Page 14 Power board:RSAG7.820.6106/ROH image - 14 -...
  • Page 15 3. Factory/Service OSD Menu and Adjustment 3.1 How to enter the Factory OSD Menu . With user’s RC 1. Power TV on 2. Press button on RC and call up “Quick Setup” Menu. 3. Quick Setup -> Audio Only, press “Ok” button to ensure on RC. 4.
  • Page 16 Next Next - 16 -...
  • Page 17 Next When Balance is “0” ,Enter 1->9->6->9 in sequence. - 17 -...
  • Page 18 3.2 Factory OSD Menu Factory Design Factory menu: if you want to know more about TV, you’d better read it but cann’t adjust the value. - 18 -...
  • Page 19 Factory menu Description Remark White Balance data adjusting, different source has different WB values. Before White Balance adjusting, please change to desired source. channel init TV Produce signal preset, during the factory produce using. Option can choose intialize the factory signal ，EEPROM Clean Chip reset auto color adjust with Component and...
  • Page 20 Channel init huangdao old TV Produce signal preset, during Qing Dao the factory produce using. huangdao new …… - 20 -...
  • Page 21 "M" used in factory product. Option ToFAC "U" used in exit factory state, Not all,the chassis that must support the satellite signal for example: Europe TV :13V， 18V， OFF； LNB POWER Japan：15V country choose country language choose Language region logo choose Logo remember mode;Power on mode;standby mode power mode...
  • Page 22 PVR Record function PVR Record all Mirror enable or paneL testing Flip enable soft version soft version： soft version information E58.V0000.K220.00.30.20A.E1114 date： 2014-11-14 04:47:50 The date of current version TV Code：00000000000001K5R140031 TV code information MAC version：C8：16：BD:B2：34：69 MAC version information FRC version： FRC version：if no FRC function then can ignore.
  • Page 23 3.2.2 Channel lint---Signal prefabricate channel init huangdao old Qing Dao huangdao new …… 3.2.3 Factory Option Item Default Options Notes M-Can enter factory mode with factory RC or user RC. U-Can enter factory mode only TOFAC M, U with user’s RC. MODE“M”is only used...
  • Page 24 Press VOL+ button to clear the EEPROM data. c. Close the OSD menu after 5 seconds. d. Restart the TV. Write keys Notice:Above “Factory/Service OSD Menu”is reference for chassis MTK5657 , please refer to the actual units to determine the appearances. - 24 -...
  • Page 25 4. Software Upgrading 4.1 USB Software Upgrading directly The software can be upgraded by USB Disk.  First, copy the upgrade_loader.pkg file to USB Disk;.  Second, make sure there is no other .pkg file in the root directory of USB Disk . ...
  • Page 26 Connect to the TV earphone port USB Connect to the PC 4.2.1 Install the driver FlashTool 4.2.1 Install the bebug board driver for first use MTK Double click the icon , install the driver. Note: X64.exe is fit for 64bit system configure of the computer. X86.exe is fit for 32bit system configure of the computer.
  • Page 27 - 27 -...
  • Page 28 4.3 Upgrading with the FlashTool v0.6.9.1.exe 1、 FlashTool is a green program needing no installation. After Connect the unit to your pc with a USB-to-serial port cable，run FlashTool v0.6.9.1.exe. Please refer to the following steps to set. Select Memory Flash Card serial port Baud Rate...
  • Page 29 Open “Device Manager” and find which port is connected with the TV. In above picture, COM4 is connected to the TV, so, select “COM4” and if COM6 is connected to the TV, so select “COM6”. Select the right baud rate according to chip model. For this unit( chip model is MT5659), select 115200. 2、power on the TV ,then Click ...
  • Page 30 Press “Upgrade” button and start upgrading.，if update defeat, try again.  Start upgrade Select *.bin file - 30 -...
  • Page 31 - 31 -...
  • Page 32 5. Trouble shooting When there is something wrong with your TV, you can try turning off the TV and then restart it. You can also operate according to the follow chart. If the problems still cann’t be solved, please contact the profession technician. - 32 -...
  • Page 33 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 - 33 -...
  • Page 34 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 - 34 -...
  • Page 35 5.3 TV won’t Power On TV won’t power on Make Sure Power Check Power source is live light? Output Replace Check Power BLUE Power Cord Cord Check/replace IR Only BD or Keypad one works Try Power on by Check signal RC and Button Panel Bright Source...
  • Page 36 5.4 Troubleshooting for Audio Solution-1 No sound Reconnect Check connecter Replace speaker wire Check speaker wire Replace speaker set Check speaker set Replace main board Power Supply Board - 36 -...
  • Page 37 5.5 Troubleshooting for Audio Solution-2 - 37 -...
  • Page 38 5.5 Troubleshooting for TV/VGA/HDMI input Note: chassis MTK5657 has no VGA channel. No picture on the screen Check Signal Source Make sure signal source is available Reconnect Check connect Replace cable Check cable Replace main board - 38 -...
  • Page 39 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 - 39 -...
  • Page 40 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 - 40 -...
  • Page 41 5.8 Display trouble(white screen) 6. Signals Block Diagram and power assign: 7. Schematic circuit diagram 8. Explode View - 41 -...
  • Page 42 power board :6635 VD804 W818 S8KC M803 M826 W806 M804 M805 C803 W803 VD808 470P/400V RT801 Q810 L810 F801 G804 Q808 SFF1506 VD831 W820 LLE-33H-P4 C831 T 4.0A L 250V VD832 SCK200510LS S8KC L801 W821 L812 BK-35-BG M817 M816 M815 R970 R802 R833...
  • Page 43 Title Title Title MT5657 MT5657 MT5657 Size Size Size Document Number Document Number Document Number Date: Date: Date: Thursday, June 25, 2015 Thursday, June 25, 2015 Thursday, June 25, 2015 Sheet Sheet Sheet...
  • Page 44 NT72324 MHL_Sense Data HPD_CBUS HDMI_5V I2C(SOC _CTL _FRC) RESET(SOC _CTL _FRC) Data PANEL_IN_3D_LR_SYNC VB1_HTPDN/LOCKN PANEL_3D_EN VB1 8lane(4K x 60HZ) VIDEO VB1 RXA(4lane) HDMI_5V SYNC_TO_FRC (VIDEO) VB1 RXB(4lane) VB1 16LANE (4K x 120HZ) PANEL -TCON Data VB1_HTPDN/LOCKN_OSD VB1 4lane(4K x 30HZ) UI VB1 RXC(4lane) 3D_SYNC(FROM PANEL) VTX_HTP0N...
  • Page 45 JTAG JTDI GPIO_60 JTAG JTRST# GPIO_61 GPIO_62 GPIO_63 SDIO POWER CONTROL SDIO_PWR_CTRL GPIO_64 GPIO_65 GPIO_66 USB Power Enable USB_PWR_EN0 Hisense Electric Co.,LTD Title Title Title MT5657 MT5657 MT5657 Size Size Size Document Number Document Number Document Number Date: Date: Date:...
  • Page 46 R987 0R/NC R988 0R/NC R989 0R/NC MARK/NC MARK/NC R990 0R/NC R991 0R/NC SMcontacts R992 0R/NC R993 0R/NC Hisense Electric Co.,LTD R994 0R/NC RSAG7.308.0256 Title Title Title 散热器贴N1(主芯片)上 MT5657 MT5657 MT5657 割地后预留连接电阻 Size Size Size Document Number Document Number Document Number 散热器四角增加导电泡棉接地...
  • Page 47 100n/16V NC_52 NC_105 XS13 AVLC18S02015 AVLC18S02015 Close to Main Chip Analog Power 3.3VS 3.3VS 3.3VS AVDD33_REG_STB AVDD33_RGB_STB AVDD33_PLL_STB RS232 Pin crossover Hisense Electric Co.,LTD C104 C105 C106 C107 PIN4. PWR Title Title Title 10u/16V 100n/16V 100n/16V 100n/16V PIN3. RXD MT5657...
  • Page 48 100n/16V 2.2u/10V DRV632/BBY DVDD3V3 C180 R162 LO1R_PA 1u/10V 100k LO1L_PA R163 HP_DET C185 卧式手插端子 100n/16V/NC AVLC18S02015 Hisense Electric Co.,LTD Title Title Title MT5657 MT5657 MT5657 Size Size Size Document Number Document Number Document Number Date: Date: Date: Thursday, June 25, 2015...
  • Page 49 AIN_R1 C217 R199 R200 PR0P 1u/16V 100R R216 R217 10n/50V RV19 RV20 10k/NC 10k/NC AVLC18S02015 AVLC18S02015 Hisense Electric Co.,LTD Title Title Title MT5657 MT5657 MT5657 Size Size Size Document Number Document Number Document Number Date: Date: Date: Thursday, June 25, 2015...
  • Page 50 N1-3 AV25 BE0P AU25 BE0N AO4459最大电流6A，超过6A请更改为DMG4407， DVDD3V3 AT24 BE1P AR24 VCC-Panel 封装相同，最大电流9A。 BE1N AT23 12VS_FRC XP14 12VS_FRC VCC-Panel BE2P AR23 BE2N AV23 BLM31PG121SN1/NC R689 R690 R687 BECKP R686 AU23 BLM31PG121SN1/NC VRX_7P BECKN AT22 VRX_7N BLM31PG121SN1/NC AO4459 10k/NC 10k/NC BE3P AL21 AR22 10k/NC 10k/NC...
  • Page 51 C307 C308 C309 C310 C311 4.7u/10V 1u/10V 100n/16V 100n/16V 100n/16V 100n/16V 100n/16V 100n/16V 100n/16V Near DRAM Near DRAM Hisense Electric Co.,LTD Title Title Title MT5657 MT5657 MT5657 Size Size Size Document Number Document Number Document Number Date: Date: Date: Thursday, June 25, 2015...
  • Page 52 C355 C356 C357 C358 100R 10u/10V/NC 1u/16V/NC 100n/16V/NC 100n/16V/NC 100n/16V/NC 100n/16V 100n/16V 100n/16V/NC 100n/16V/NC BRCLK0# BRCLK0# Hisense Electric Co.,LTD Title Title Title MT5657 MT5657 MT5657 Size Size Size Document Number Document Number Document Number Date: Date: Date: Thursday, June 25, 2015...
  • Page 53 DDR_PWREN R311 C390 100n/16V C393 C394 C395 C396 C397 C398 100n/16V 100n/16V 100n/16V 100n/16V 100n/16V 100n/16V Hisense Electric Co.,LTD Title Title Title MT5657 MT5657 MT5657 Size Size Size Document Number Document Number Document Number Date: Date: Date: Thursday, June 25, 2015...
  • Page 54 VOUT BLM18PG121SN1 C493 C494 C491 VOUT C495 C490 C492 100n/16V 10u/10V 1u/16V 1u/16V 100n/16V 100n/16V AP1122E Hisense Electric Co.,LTD Title Title Title MT5657 MT5657 MT5657 Size Size Size Document Number Document Number Document Number Date: Date: Date: Wednesday, July 01, 2015...
  • Page 55 BLM18PG121SN1/NC 5V_VBUS HDMI0_5V MHL_OC 5VS_UM BLM18PG121SN1 C804 C504 C824 C505 R848 10u/16V 100n/16V 22u/6.3V 22u/6.3V 100k G524B3P81U Hisense Electric Co.,LTD Title Title Title MT5657 MT5657 MT5657 Size Size Size Document Number Document Number Document Number Custom Custom Custom Date: Date:...
  • Page 56 HDMI2(ARC) HDMI4 BSE-4 VD19 GND2 RX_1_2 R414 RX-1_2 4.7R VD20 DATA2+_0 RX-1_2 RX-1_2 GND1 OUT10 RX_3_2 R415 4.7R RX-3_2 DATA2S DATA2+ RX-3_2 RX-3_2 RX_1_2B R416 4.7R RX-1_2B OUT10 DATA2-_2 RX-1_2B RX-1_2B DATA2S RX_1_1 R417 4.7R RX-1_1 RX_3_2B R418 RX-3_2B OUT9 4.7R DATA1+_3 DATA2-...
  • Page 57 C836 1u/16V AO3401L 1u/16V 100n/16V R860 R819 VCCK R820 WAKEUP_PWR_EN R859 MMBT3904LT1 C834 MMBT3904LT1 4.7k 100n Hisense Electric Co.,LTD Title Title Title MT5657 MT5657 MT5657 Size Size Size Document Number Document Number Document Number Date: Date: Date: Thursday, June 25, 2015...
  • Page 58 DVSS 100u/16V DVSS DVSS DVSS DVSS DVSS DVSS DVSS DVSS DVSS DVSS DVSS DVSS DVSS MT5657_31x31 Hisense Electric Co.,LTD Title Title Title MT5657 MT5657 MT5657 Size Size Size Document Number Document Number Document Number Date: Date: Date: Thursday, June 25, 2015...

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