Page 3 - Contents
- 3 - Contents Contents ....................................................................................................................................................................... - 3 - Service Manual ........................................................................................
Page 4 - Service Manual; Precautions and notices
- 4 - Service Manual 1. Precautions and notices BEFORE SERVICING THE LCD TV, READ THE SAFETY PRECAUTIONS IN THIS MANUAL. USE ONLY MANUFACTURER SPECIFIED REPLACEMENT PARTS WHEN SERVICING. USE OF NON-AUTHORIZED PARTS WILL VOID THE MANUFACTURE'S WARRANTY Proper service and repair is important to the sa...
Page 8 - abnormality in the soldered areas.
- 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 ...
Page 10 - Main board layout; Chassis; FRC IC; tuner; Xp24 power input
- 10 - 2. TV boards: 2.1 Main board layout 2.1.1 Main board :RSAG7.820. 6888/ROH layout: The TOP of 6888 Xp2000 Power 12vs-Tcon input Chassis MTK5658 FRC IC NT72334 FRC debug XP2005 local dimming output XS11 CI card tuner XS13 ， S14 USB2.0 XS1 Service XS2Audio output/earphone XS7,XS8,XS9,XS10 HDMI X...
Page 12 - XP3 Speaker; XS1 Service; U1 tuner
- 12 - 2.1.2 Main board :RSAG7.820. 6715/ROH layout The TOP of 6715 XP1 power input XP4 VBO XS15 USB3.0 XP12 LAN XP3 Speaker output XP7 Led effective XP6 Led IR/Key/WIFI U2/U3/U8 tuner XS13,XS14 USB2.0 XS1 Service XS2 Headphone XS7 ， XS8, XS9 XS10 HDMI Chassis MTK5658 U1 tuner
Page 17 - Main board difference; Main board; Side terminals and vertical
- 17 - Number Reference Introduction Remark 1 U2 RF signal ATSC signal 2 XS3 SPDIF 3 XS1 Service 4 XS14 USB （ 2.0 ） 5 XS7 HDMI1/MHL input 6 XS8 HDMI2/ARC input 7 XS10 HDMI3 input 8 XS2 Headphone/Audio out 9 XS5 AV Video input/Audio input 10 XS6 COMPONENT Video input 11 XS12 LAN 12 XP6 IR/KEY/WIFI 13...
Page 18 - The remote control has two different kind of layouts.; Buttons on TV Remote
- 18 - 3. Factory/Service OSD Menu and Adjustment 3.1 How to enter the Factory OSD Menu The remote control has two different kind of layouts. Buttons on TV Remote picture-1:
Page 24 - Meun
- 24 - Factory menu Description Remark Meun White Balance White Balance data adjusting, different source has different WB values. Before adjusting, please change to desired source. channel init TV Produce signal preset, during the factory produce using. Option can choose Clean Chip intialize the fac...
Page 25 - Channel init
- 25 - Channel init huangdao old Qing Dao TV Produce signal preset, during the factory produce using. huangdao new ……
Page 26 - Option
- 26 - Option ToFAC M/U "M" used in factory product. "U" used in exit factory state, LNB POWER Not all,the chassis that must support the satellite signal for example: Europe TV :13V ， 18V ， OFF ； Japan ： 15V country country choose Language language choose Logo region logo choose powe...
Page 27 - Mirror enable; or paneL testing; Flip enable; soft version
- 27 - PVR Record all PVR Record function Mirror enable Only f or paneL testing Flip enable soft version soft version ： E58.V0000.K220.00.30.20A.E1114 soft version information date ： 2014-11-14 04:47:50 The date of current version TV Code ： 00000000000001K5R140031 TV code information MAC version ： C...
Page 30 - To clear the EEPROM:; Select the item “; Press VOL+ button to clear the EEPROM data.
- 30 - Note: The factory menu date varies according to different sources. Incase changing the factory data by error, you can choose to “Clean Protected”, by which you can resume the default value. To clear the EEPROM: a. Select the item “ Option ”--“ Clean all ” in Factory mode. b. Press VOL+ button...
Page 31 - Software Upgrading; Main software upgrading directly with USB; and Backlight drive software
- 31 - 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 HU70M7100UWG for example. First, copy the main software “usb_HU70M7100UWG.pkg” file to the USB root Disk. Second, ensure there are no other “*.pkg”...
Page 33 - bin”; If the TV need upgrade the main software; same time press standby button “
- 33 - 4.1.2 TCON software and backlight drive software upgrading directly with USB 1 、 Take Chassis MTK5658 HU70M7100UWG for example. TCON upgrading file named “frc_ HU70M7100UWG.bin” . 2 、 Take Chassis MTK5658 HU70M7100UWG for example. backlight upgrading file named “blu. bin” 3 、 If the TV need u...
Page 34 - USB upgrade fail; ”to the flash; Hardware connecting; earphone connects to the TV’s earphone hole. As following.; Install the bebug board driver for first use MTK; FlashTool; Double click the icon; X64.exe is fit for 64bit system configure of the computer.; Connect to the TV
- 34 - 4.2 USB upgrade fail If USB upgrading defeat, TV crashed. We must burn the emmc flash program file“ *.bin ”to the flash IC first. second USB disk to upgrade the upgrade_loader.pkg file. Hardware connecting Connect the unit to your pc with a USB-to-serial port cable. USB port connects to your ...
Page 35 - Select the default value, the driver will be installed step by step.
- 35 - Select the default value, the driver will be installed step by step.
Page 37 - unit to your pc with a USB-to-serial port cable; Please refer to
- 37 - 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. Set *bin file Select Memory Card Select mode of mai...
Page 38 - How to choose; AC power on the TV ,then Click
- 38 - How to choose Communicate port and flash baud rate? See the following instruction.. 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 ...
Page 39 - Start
- 39 - 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
Page 40 - Troubleshooting for Remote Control
- 40 - 5. Trouble shooting 5.1 Troubleshooting for Remote Control Remote control does not work Try new batteries Replace RC Check IR receiver Change Led & IR board Change Led & IR cable Replace main board Replace battery Replace remote control Replace Led & IR BD Replace Led & IR cab...
Page 41 - Troubleshooting for Function Key; Check solder connections and see if
- 41 - 5.2 Troubleshooting for Function Key Buttons does not work Check switches Check key board Check Key BD cable Change Key BD Replace main board Check solder connections and see if it h t k Replace Key BD OK YES YES NO YES NO NO
Page 42 - TV won’t Power On; Only
- 42 - 5.3 TV won’t Power On TV won’t power on Is LED light? NO YES Measure Power 12V Output OK or NO NO OK Check Power Cord Only one works Replace Main BD Try Power on by RC and Button Neither works Both Work Power on OK YES NO Replace Power BD YES NO RED No light Panel Bright NO Replace Main BD NO...
Page 43 - Troubleshooting for Audio; Power Supply Board
- 43 - 5.4 Troubleshooting for Audio No sound Check connecter Check speaker wire Replace main board Reconnect Replace speaker wire YES YES NO NO Check speaker set Replace speaker set YES NO OK YES NO Power Supply Board
Page 45 - Troubleshooting for YPbPr input
- 45 - 5.6 Troubleshooting for YPbPr input No picture on the screen Check Source work or not Check connect Check Wires (Green Blue, Red) Replace main board Check Source Device Reconnect Replace wires NO YES YES NO YES NO
Page 46 - Troubleshooting for Video input; Check source; Replace TCON board
- 46 - 5.7 Troubleshooting for Video input No picture Yes Check source work or not Check connector Yes Check signal source Reconnect Not Replace VB0 (LVDS) Change VB0 (LVDS) Replace main board Change T CON Yes No Replace TCON board No
Page 47 - Troubleshooting for WIFI; Change WIFI
- 47 - 5.7 Troubleshooting for WIFI Internet not connected Yes Replace Connector Replace WIFI board Yes Yes Change WIFI connector No Change another Replace main board No
Page 53 - Block Diagram; main
5 5 4 4 3 3 2 2 1 1 D D C C B B A A Block Diagram Title Size Document Number Rev Date: Sheet of 1.0 MT5658 A3 3 25 Monday, March 21, 2016 Title Size Document Number Rev Date: Sheet of 1.0 MT5658 A3 3 25 Monday, March 21, 2016 Title Size Document Number Rev Date: Sheet of 1.0 MT5658 A3 3 25 Monday, M...
Page 54 - MAIN POWER
5 5 4 4 3 3 2 2 1 1 D D C C B B A A 3V3SB MAIN POWER 5VSB VOUT=0.8*(1+R1/R2)=1.047V SMcontacts 散热器四角增加导电泡棉接地 散热器贴 N1( 主芯片 ) 上 Vout=0.8*(1+R1/R2)=1.09V 5VSB_UM 5A closed to L Vout=0.6*(1+R1/R2)=5.156V STANDBY POWER AVDD1V0_STB DVDD3V3 3A Vout=1.25*(1+R2/R1)=1.81V DVDD1V8_EMMC NORMAL POWER CORE POWER ...
Page 57 - Analog Power 3V3; YPbPr IN
5 5 4 4 3 3 2 2 1 1 D D C C B B A A Close to Main Chip Analog Power 3V3 Close to Main Chip AV INPUT+L/R Close to Main Chip Close to CONNECTOR YPbPr IN 立式回流端子 立式回流端子 删除 Scart 端子 , 预留 AV_out SOY0 PB0PPR0PY0P COM0 TUNER_BYPASS_OUT CVBS1PCVBS0P IF_AGC IF_AGCT ADCINP_DEMODADCINN_DEMOD TU_FAT_IN2+TU_FAT_I...
Page 58 - LVDS
5 5 4 4 3 3 2 2 1 1 D D C C B B A A Analog Power LVDS all cap mount 0 ohm. VB1 all cap mount 0.1uF. Place capititance in blue square Close to main chip AVDD33_LVDSA AVDD10_LVDS_STB REXT_VPLL AVDD10_LVDS_STB TX_AE1P_CTX_AE1N_C TX_AE0P_CTX_AE0N_C TX_AO4P_CTX_AO4N_C TX_AO3P_CTX_AO3N_C TX_AOCKN_C TX...
Page 59 - NEAR Main Chip; Differential Clock; NEAR DRAM; Near DRAM
5 5 4 4 3 3 2 2 1 1 D D C C B B A A Keep a trace from the GND of Cap to Main Chip DRAM#2 Bypass Cap DRAM#1 Bypass Cap 删除 AVDD10_DDR 背面预留件 R369 0R ， R371 ， R372 0R ， C286 100n 。 NEAR Main Chip Differential Clock NEAR DRAM DDR3#2 Ref Volt. DDR3#1 Ref Volt. Near DRAM Near DRAM DDR3#1 DDR3#2 Reseved on ...
Page 60 - Not mounted
5 5 4 4 3 3 2 2 1 1 D D C C B B A A Damping and Termination for CLK Close to MainChip Close to DRAM Not mounted DRAM#4 Bypass Cap DRAM#3 Bypass Cap DDR3#4 DDR3#3 Near DRAM DDR3#3 Ref Volt. Near DRAM DDR3#4 Ref Volt. DE-CAP. Bottom Side 删除 1.5V DDR 背面预留件 C336 10u ， C342 100n ， C343 100n ， C337 100n ，...
Page 65 - ETHERNET PHY; SDIO POWER; Parrel TS interface; CI Power; Closed to CI SLOT
5 5 4 4 3 3 2 2 1 1 D D C C B B A A ETHERNET PHY Must be differential 100ohm Close to Main Chip SOCKET Capacitors SDIO POWER 3DLR Closed to Main Chip Closed to CI SLOT Parrel TS interface 卧式回流端子 CI Power Closed to CI SLOT Closed to Main Chip Closed to CI SLOT CI_MISTRT Parrel TS Output to Main Chipd...
Page 66 - USB PORT 2; Ports of USB; USB PORT 0
5 5 4 4 3 3 2 2 1 1 D D C C B B A A Near IC USB PORT 2 C565/C566 is reserved for performance . USB PORT 1 卧式回流端子 C563/C564 is reserved for performance . 4 Ports of USB Near IC Near IC USB PORT 0 卧式回流端子 EQUAL LENGTH andDIFFERENTIALIMPEDANCE 90ohm EQUAL LENGTH andDIFFERENTIALIMPEDANCE 90ohm EQUAL LENG...
Page 67 - Power On Sequence Requirement:
5 5 4 4 3 3 2 2 1 1 D D C C B B A A Power On Sequence Requirement: (0.93V) VOUT=0.8*(1+R1/R2)=1.047V 0.9V for Core Power 1.5V for DDR & MMU VOUT=0.765(1+R1/R2)=1.505V 3A MAX 8A MAX 2A MAX VOUT = 0.765 （ 1+R1/R2)=1.50V R1 R2 靠近 DC-DC 2.5V for VBO PLL Vout=0.8x(1+RA/RB) =0.8x(1+10/62) =0.929(V) AO...
Page 68 - DDR3 DRAM
5 5 4 4 3 3 2 2 1 1 D D C C B B A A DDR POWER CAP PLACE NEAR DDR IC CL11(1600MHz) CL11(1600MHz) DDR Layout notice:1. Please refer to AN01 (Layout Guide).2. Reserve the solder Mask free for some DDR signals. (use for DDR tester probe connection) CAP C2076~C2079PLACE at Layer4,just for debuguse. Hisen...
Page 69 - The CAP near MainIC
5 5 4 4 3 3 2 2 1 1 D D C C B B A A The CAP near MainIC Pull-up resistor is needed at the VB1 transmitter side.LOCKN is open drain output at the VB1 receiver side. For Vx1 RX Layout: 1. Trace length difference require < 100mil under samegroup.(VRX Lane0-7; VRX Lane8-11)2. Each P/N pair length dif...
Page 70 - VB1 Connector
5 5 4 4 3 3 2 2 1 1 D D C C B B A A The CAP place near Main IC VB1 Connector 2 1 65 4 3 1098 7 15 14 13 1211 20 19 18 17 16 25 24 2322 21 31 30 2928 2726 36 35 3433 32 39 38 37 41 40 Panel IO config Hisense Electric Co.,LTD FRC_3.3V VCC-Panel mTXE3P mTXE1N mTXE1P mTXE2PmTXE2NmTXECKPmTXECKN mTXE3N mT...
Page 71 - LOCAL DIMMING; D部分电路图
5 5 4 4 3 3 2 2 1 1 D D C C B B A A At least 32Mb, FLASH SUPPORT DUAL BIT MODE TO FLASHTO FLASHTO FLASHTO FLASHTO LDC/BACK LIGHTTO LDC/BACK LIGHTTO LDC/BACK LIGHTTO LDC/BACK LIGHT BLU_IF(LED_SPI0) FLASH_IF(M_SPI0) TO SOC/3D_IR 3D_Glasses_IF SI2C ADDR(PD)H: Address 0x34H(Default)L: Address 0x30H FLAS...
Page 72 - The POWER CAP PLACE NEAR Main IC; PCB External Trace Width Calculator; These POWER CAP PLACE at Layer4, just for debug use.
5 5 4 4 3 3 2 2 1 1 D D C C B B A A The POWER CAP PLACE NEAR Main IC RESERVE HEAT-SINK AREA for Main Chip.Suggest HEAT-SINK Connect to GND. PCB External Trace Width Calculator Default: +2.5V.+1.2V for P2P EPI Use only Please add a 22uF cap for theCLK/DLL/MPLL power IF. VDDQ_18: It's forEFUSE. Custom...
Page 74 - GPIO LIST
5 5 4 4 3 3 2 2 1 1 D D C C B B A A GPIO LIST Hisense Electric Co.,LTD Title Size Document Number Rev Date: Sheet of 1.0 MT5658 Custom 24 25 Monday, March 21, 2016 Title Size Document Number Rev Date: Sheet of 1.0 MT5658 Custom 24 25 Monday, March 21, 2016 Title Size Document Number Rev Date: Sheet ...
Page 75 - TV SOC
5 5 4 4 3 3 2 2 1 1 D D C C B B A A (UHD 120Hz MEMC with TCON) VB1 TX_20Lane 120Hz 4K2K 120Hz 5K2K PANEL TCON 01 SYSTEM BLOCK02 NT71934BG-27 SYSTEM POWER03 NT71934BG-27 DDR304 NT71934BG-27 RX_VB105 NT71934BG-27 COMBO_TX06 NT71934BG-27 GPIO and System07 NT71934BG-27 POWER08 NT71934BG-27 GND09 GPIO LI...
Page 77 - Main
5 5 4 4 3 3 2 2 1 1 D D C C B B A A Block Diagram T itle S ize D o c ume nt Numb e r R e v D ate: S hee t o f 1 .0 MT5658 D 3 1 6 T ues d ay, July 04 , 20 1 7 T itle S ize D o c ume nt Numb e r R e v D ate: S hee t o f 1 .0 MT5658 D 3 1 6 T ues d ay, July 04 , 20 1 7 T itle S ize D o c ume nt Numb e...
Page 80 - SPDIF OUT; AMP mute
5 5 4 4 3 3 2 2 1 1 D D C C B B A A Analog Power 卧式手插端子 SPDIF OUT 卧式手插端子 靠近 SOC ， 防止 ESD/EMI HeadPhone Output AMP mute Power off mute Power on mute HP mute LO = >UNMUTEHI = > MUTE Mute Circuit 靠近功放放置 I2C Address 0X54 Lo SPEAKER Amplifier Close to main chip AIN_R0AIN_L0 AVDD33_AADC AL0_ADAC AR0...
Page 86 - Tuner for ATSC
8 8 7 7 6 6 5 5 4 4 3 3 2 2 1 1 H H G G F F E E D D C C B B A A Vout=1.25 x (1+R2/R1)= 3.3V POWER For ATSC/DVB-T/C/T2_Tuner TUNER I2C PULL UP To set address to C0: 0 ohm to GNDC2:220k ohm to GNDC4: 220k ohm to +3.3VC8: 0 ohm to +3.3V Tuner On Board for ATSC MT5658 AGC PCB 排布优先等级 1.Xout1,Xout2 包地 , 不...
