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Summary of Contents for Hisense ISDB-T
- Page 1 LCD Television Service Manual Chassis： MT5658GCEJ Product: ISDB-T TV Hisense Electric Co.，Ltd. November, 2017,...
- Page 2 REVISION HISTROY Version Revise content Reviser Date V1.00 First issued 2017-3-17 V1.01 add 7677 board Zhang shujuan 2017-5-24 V1.02 add 6888 board Zhang shujuan 2017-11-02 - 2 -...
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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 - 2.1.1 7343 main board layout ........................- 10 - 2.1.2 7677 main board layout ........................ -
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.
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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.
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Page 10: Tv Boards
2. TV boards: 2.1.1 7343 main board layout XP8 local dimming XP1 power input U7, tuner Chassis MTK5658 output XS13,XS14 USB2.0 XS1 Service XS2 Headphone XP12 LAN XS7，XS8, XS9 XS10 HDMI Speaker XS15 USB3.0 output Led IR/Key/WIFI Digital Audio out Led effective - 10 -... - Page 11 Digital Audio out Earphone out/Audio out composite COMPONENT Video input AV/COMPONENT Audio input composite HDMI1/MHL input 4K@60Hz HDMI2/ARC input 4K@60Hz HDMI3 input 4K@30Hz HDMI4 input XS10 4K@30Hz XS12 USB1（2.0） XS13 USB2（2.0） XS14 USB3（3.0） XS15 RF input ISDB-T CDT-940IM324-SL20\ROH - 11 -...
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Page 12: 7677 Main Board Layout
2.1.2 7677 main board layout Tuner Antenna Cable digital audio output Service Port USB2.0 HDMI11 UHD@60Hz MHL XS8 HDMI2 UHD@60Hz ARC XS10 HDMI3 UHD XS10 HDMI3 UHD XS10 HDMI3 UHD @30Hz @30Hz @30Hz XS2 Headphone XS15 USB3.0 AV Video in L R - 12 -... - Page 13 Earphone out/Audio out composite COMPONENT Video input AV/COMPONENT Audio input composite HDMI1/MHL input 4K@60Hz HDMI2/ARC input 4K@60Hz 4K@30Hz HDMI3 input XS10 XS12 USB2（2.0） XS14 USB3（3.0） XS15 RF input ISDB-T CDT-940IM324-SL20\ROH IR/Key/WIFI/BT Speaker Local dimming Main power input - 13 -...
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Page 14: 6888 Main Board Layout
2.1.3 6888 main board layout XP2004 XP2005 local debug dimming output XP2002,XP2003 VBI output FRC IC NT72334 CDT-940IM324-S L20\ROH XS13， XS14 USB2.0 XS1 Service Xp24 power Chassis XS2Audio output input MTK5658MCEJ input XS7,XS8,XS9,XS10 HDMI XS15 USB3.0 input XS5 AV/Audio XS3 SPDIF OUT Xp3 Speaker output XS6 component video input Xp18 IR/Key/WIFI... - Page 15 6888 board external terminals description: Terminal description remark Terminal Digital Audio out Earphone out/Audio out composite COMPONENT Video input AV/COMPONENT Audio input composite HDMI1/MHL input 4K@60Hz HDMI2/ARC input 4K@60Hz HDMI3 input 4K@30Hz XS12 USB1（2.0） XS13 USB2（2.0） XS14 USB3（3.0） XS15 RF input （ AJ063-F01T1NY-A\Reflow\ROH ） - 15 -...
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Page 16: Main Board Difference
2.2 Main board difference Main board Boards function difference For Series No FRC, Side terminals and vertical 7343 For 5010UWB、N3000UWB、N3030UWB…… terminals No FRC, Side terminals and vertical 7677 For HS55N3500UWB \ HS49N3500UWB…… terminals Have FRC, Side terminals and vertical 6888 For HS75M6000UWBG……... -
Page 17: Factory/Service Osd Menu And Adjustment
3. Factory/Service OSD Menu and Adjustment 3.1 Remote Control Buttons on TV Remote: Note: The picture is only for reference, logo and button silk-screen can vary. - 17 -... -
Page 18: How To Enter The Factory Osd Menu
3.2 How to enter the Factory OSD Menu . With user’s RC 1. Power TV on button on the RC then call up “Menu” option 2. Press 3 Select Settings ->Sound-> Advanced Audio setting -> Balance 4 When Balance is “0” , Input 1->9->6->9 in sequence on RC. Note: It is important to remind that the hand fingers can’t shield the RC emitter diode. - Page 19 Figures as following: Next Next - 19 -...
- Page 20 Next When Balance is “0” ,Enter figure “1->9->6->9” in sequence with remote control.. - 20 -...
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Page 21: 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 has difference for diverse market and customer. Take HS50N3000UWB for example. - 21 -... - Page 22 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 Clean Chip initialize the factory signal ，EEPROM reset auto color adjust with Component and VGA Automatic channels.
- Page 23 huangdao old Channel init Qing Dao TV Produce signal preset, during the factory produce using. huangdao new …… - 23 -...
- Page 24 "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 set MAC address...
- Page 25 PVR Record all PVR Record function Mirror enable Only f or paneL testing Flip enable soft version soft version： soft version information current soft version and key date： The date of current version information display on the TV Code： TV code information bottom of the “Factory MAC version：...
- Page 26 3.2.1 White Balance figure Note: Different source has different WB values. Before adjusting, please change to desired source. Factor - 26 -...
- Page 27 Options figure: Soft Version figure: Factory Note: 1、“FRC Version” not each TV have it. 2、“BLU Version”is backlight drive software Version.,not each TV have it. - 27 -...
- Page 28 Write keys figures Factory Menu—Factory—Write Keys Factory Write Keys Note: The factory menu date varies according to different sources. Incase changing the factory data by error, you can choose to “Clear all”, by which you can resume the default value. a.
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Page 29: Software Upgrading
4. Software Upgrading 4.1 USB Upgrading 4.1.1 Main software upgrading directly with USB The main software can be upgraded with USB Disk. Take for example. HA50M5010UWT First, copy the main software “ file to the USB root Disk. usb_HA50M5010UWT.pkg” ... - Page 30 4.1.2 TCON software and backlight drive software upgrading directly with USB HE70M9710UWTSG for example. 1、Take Chassis MTK5658 TCON upgrading file named .bin” “frc_HA50M5010UWT bin” “blu. for example. 2、Take Chassis MTK5658 HA50M5010UWT backlight upgrading file named 3、If the TV need upgrade the main software、TCON software and backlight software respectively, then the three upgrade softwares must be saved in three different USB disks that no other same names in .
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Page 31: Usb Upgrade Fail
4.2 USB upgrade fail If USB upgrading fail, TV crashed. We must burn the emmc boot program file“ *.bin ”to the flash IC XXXXXXX first. then USB disk to upgrade the“ usb_ .pkg”file. Hardware connecting Connect the unit to your pc with a USB-to-serial port cable. USB port connects to your PC and serial port to the TV’s RS232 port. - Page 32 Select the default value, the driver will be installed step by step. - 32 -...
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Page 33: Upgrading With The Flashtool 0.7.0.2.Exe
4.3 Upgrading with the FlashTool 0.7.0.2.exe 1、 FlashTool 0.7.0.2 is a green program needing no installation. After Connect the unit to your pc with a USB-to-serial port cable，run FlashTool.exe. Please refer to the following steps to set. Select Memory Flash Communicate Card Baud Rate... - Page 34 Communicate port and flash baud rate? See the following instruction.. How to choose Open “Device Manager” and find which port is connected with the TV. In above picture, COM3 is connected to the TV, so, select “COM3” and if COM6 is connected to the TV, so select “COM6”. Select the right baud rate according to chip model.
- Page 35 Click , bounce the following dialog box. Load Bin File：find the upgrading program file, his_m1v1_us_secure_emmcboot.bin. Press “Upgrade” button and start upgrading.，if update defeat, try again. Select *.bin file Start upgrade - 35 -...
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Page 36: Trouble Shooting
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. - 36 -... -
Page 37: Troubleshooting For Remote Control
5.1 Troubleshooting for Remote Control Remote control does not work Try new batteries Replace battery Replace remote control Replace RC Check IR receiver Change Led & IR board Replace Led & IR BD Replace Led & IR cable Change Led & IR cable Replace main board - 37 -... -
Page 38: Troubleshooting For Function Key
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 cable Replace main board - 38 -... -
Page 39: Tv Won't Power On
Try Power on by BD or Keypad Check signal RC and Button Panel Bright Source Neither Both works Work Replace Main Replace Main BD Power on Replace Panel (to contact Hisense-tech support.) Replace Power BD - 39 -... -
Page 40: 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 - 40 -... -
Page 41: Troubleshooting For Tv/Vga/Hdmi
5.5 Troubleshooting for TV/VGA/HDMI No picture on the screen Check Signal Source Make sure signal source is available Reconnect Check connect Replace cable Check cable Replace main board - 41 -... -
Page 42: Troubleshooting For Ypbpr
5.6 Troubleshooting for YPbPr 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 - 42 -... -
Page 43: Troubleshooting For Video
5.7 Troubleshooting for Video No picture Check signal Check source source work or not Reconnect Check connector Change Replace VB0 (LVDS) (LVDS) Change T Replace TCON board Replace main board - 43 -... -
Page 44: Troubleshooting For Wifi
5.7 Troubleshooting for WIFI Internet connected Replace Connector Change WIFI connector Replace WIFI board Change another Wifi board Replace main board - 44 -... -
Page 45: Signals Block Diagram & Power Assign & Schematic Diagram
6. Signals Block Diagram & power assign & schematic diagram : Signals Block Diagram： - 45 -... - Page 46 6715 board power assign: - 46 -...
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