Changhong Electric UD86GHF3060Ai Maintenance Manual Download Page 1

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LED COLOUR TV

MAINTENANCE MANUAL

CHASIS: HLS71EJ-iU

MODEL:UD86GHF3060Ai

Summary of Contents for UD86GHF3060Ai

Page 1: ...1 LED COLOUR TV MAINTENANCE MANUAL CHASIS HLS71EJ iU MODEL UD86GHF3060Ai ...

Page 2: ...ief introduction 8 3 2 4 TPS563201 Brief introduction 9 3 2 4 TPA3136D Brief introduction 9 3 2 8 Tuner R842 Brief introduction 10 Chapter4 The chassis frame diagram mainboard power supply systems mainboard interface definition 11 4 1 Power supply system 11 4 1 1 The composition and distribution of the TV power supply 11 4 1 3 Interface definition 14 Chapter5 Software upgrade instructions 14 5 1 S...

Page 3: ... the low temperature 4 Please note that the long displaying image may remain at the top when shutdown the machine 5 Please avoid the impact from the mobile phone to protect your TV 1 3 Storage notes 1 When stored for a long time please keep the temperature between 0 to 40 don t expose the TV to the strong sunlight the humidity should be less than 85 RH 2 Please don t put your TV under high humidit...

Page 4: ...ctions 2 1 Basic standard Item Standard TV function sound system B G D K I M color system PAL SECAM NTSC Audio and video signal input AV AV x 1 Audio L R x 1 aberration signal YPbPr x 1 Optional support to1080P Audio L R x 1 HDMI HDMI 3 Support HDMI 4Kx2K video format and 3D up to 1080P 3D 60Hz USB USB x2 support media player VGA VGA x1 Support VGA 4K 30Hz Video output Via AV out Output CVBS signa...

Page 5: ...audio of R L 3 USB1 and USB2 support to USB2 0 USB2 input HDMI3 input Internet input Speaker output Power input VBO output HDMI2 input RF tuner PC audio AV1 input Ypbpr input AVOUT input USB1input CI Slot EEPROM programme port earphone Optical output S2 tuner PC input HDMI1 input WIFI port RF input Keypad IR input TCON power input ...

Page 6: ...TR AMS1117 3 3 LM1117MPX 3 3 NCP1117 ST33T3 SPX1117M3 3 3 CW 1117CB 3 3V 5VA to 3 3VA LDO 7 UE6 ME4953 AO4803 SSF4953 power switch 12VS to 12VA 5VS to 5VA 8 UE7 MP2225GJ TPS563201 12VS to 5VS DC DC 9 UE8 MP2225GJ 12VA to 1 1V DC DC 11 UM1 MSD6586PYE 8 0087 main ic 12 UM2 THGBMDG5D1LBAIL EMMC 13 UM3 AT24C64D SSHM T EEPROM mac address EDID CI Plus key 16 UR3 K4B4G1646E BCMA DDR 17 UR4 K4B4G1646E BCM...

Page 7: ...3 2 1 MSD6586 recommended operating power conditons UE8 MP2225GJ UR3 DDR UM2 EMMC UR4 DDR UE6 AO4803 UL1 AO4803 UM1 MSD6586PYE 8 0087 UT1 LDO 3 3V UE7 MP2225GJ UW1 PH1102 G UM3 EEPROM UE2 MSH6110A UE4 LDO 3 3VS UE5 LD0 3 3VA UA1 amplifier UZ1 RT5047GSP ...

Page 8: ...DA I I2C 5 SCL I I2C 6 SW O Switch Node of Buck Convert 7 BSR O Supply of High Side MOSFET Driver Circuit 8 PVDD I Power Supply 9 EPAD Ground Back Side 3 2 3 SY8089AAAC Brief introduction Pin NO Pin Name I O Function 1 EN I Enable control Pull hight to turn on Do not float 2 GND Ground Back Side 3 SW O Inductor Pin 4 IN I Power Supply 5 FB O Feedback Voltage Output 3 2 4 TPS562201 Brief introducti...

Page 9: ...9 3 2 4 TPS563201 Brief introduction 3 2 4 TPA3136D Brief introduction ...

Page 10: ...10 3 2 8 Tuner R842 Brief introduction ...

Page 11: ...tems mainboard interface definition This chapter mainly introduce the chassis frame diagram power supply system interface definition 4 1 Power supply system Power board has two kinds of output voltage 12V 4 1 1 The composition and distribution of the TV power supply ...

Page 12: ...12 ...

Page 13: ... UE5 UE6 output voltage 1 1V 3 3VS 5VS 1 05VA 1 5VA 3 3VA 12VA 5VA item No UT1 UL1 LZ8 DZ3 QE3 QE4 QL2 output voltage 3 3VA 12VA 12VA 13 18V 12VA 5VA 12VA item No output voltage LNB 13 18V 12VS 1 5V 12va 1 05V 5VS 3 3VS 5VA 3 3VTU 12VS 12VA 5VS 5VA 12VS 12Vpanel 12VS 5VS 5VA 3 3VA 12VA 1 1V ...

Page 14: ...programme connetion as follow 2 Use a U disk including the programme file to upgrade directly recommended 5VEXT EE_WP SCL SDA GND RF ON OFF5V 3D_SYNC POWER_ON TV 5VS_RF USB_DM_P0 R USB_DP_P0 R GND 5V GND IR G K0 GND STB BL ADJ NC BL O F GND NC NC NC GND GND GND GND 12V 12V 12V 12V R R L L WAKE GND WIFI_DP WIFI_DM 5V WIFI WIFI_RST GND GND VCC_PANEL VCC_PANEL VCC_PANEL ...

Page 15: ...15 5 2 upgrade method 1 Use the USB Tools to upgrade not recommended 1 Run ISP_Tool exe Ver V4 8 0 or later to upgrade the mboot software 2 Open the ISP_Tool click Auto and set as fallows ...

Page 16: ...16 3 click Read and refer to fallows to ensure your code is right 3 finally choose connect and click RUN you will see the progress bar if your mboot burn finish you can see PASS ...

Page 17: ... successfully and ISP_TOOL set is right 2 when you decode successfully you can t power down if not you must do again 3 if you burn mboot fail you can try again or change a computer 6 Setup SecureCRT exe to upgrade the main program 6 1 Open the file of SecureCRT exe It will display the picture as follow and select the Serial ...

Page 18: ...18 6 2 Set the parameter as follow Notice Please according to your computer to set the port 6 3 Click Connect It will display the picture as follow 6 4 Click Finish It will display the window as follow ...

Page 19: ...rt the U disk to USB 2 0 port 8 Input cu behind Mstar in the SecureCRT window 9 wait until update success then power on using RC 5 3 Software upgrade method2 Use a U diskincluding the upgrade programme directly upgrade 5 3 1 The main program to upgrade 1 Download the bin file To the root directory of your USB device Do not change the file name Then insert the USB device to USB interface of TV set ...

Page 20: ...automatically shutdown and then boot upgrade the upgrade process can not power off when upgrade end TV will automatically reboot 5 3 2 If you need to update the MAC address MAC bin HDCP KEY HDCP1 bin HDCP2 2 bin CI PLUS KEY CIPLUS bin and other steps are as follows 1 Download the bin file To the root directory of your USB device DO not change the file name Then insert the USB device to USB interfa...

Page 21: ... upgrade HDCP 1 0 KEY select Then press the OK button to automatically update 6 If need to upgrade HDCP 2 2 KEY select Then press the OK button to automatically update 7 If need to upgrade CI PLUS KEY select Then press the OK button to automatically update 8 After update Reboot TV and then enter the factory mode select the following page to check whether the update success ...

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Page 23: ...mode Adjust the value of contrast brightness color and volume The signal cable is not correctly connected Connect the signal cable correctly Blue screen AV or SVIDEO is displayed There is no signal input or the video cable is not connected or incorrectly connected Connect the video cable correctly No sound There is no audio signal input or audio cable is not connected correctly Connect the audio c...

Page 24: ...t HDCP KEY1 0 Check KEY write or not HDCP KEY2 0 Check KEY write or not Widevine Check KEY write or not 2 Factory selec product model Product type selection Panel sel Panel selection PQ version AQ Version FP version TVOS version MW version Data version 6M60 version N A 3 System info network test network Connect to network MAC address Wired MAC address Device ID N A Bar code IP address Set MAC Inpu...

Page 25: ...F_CR_THR 112 1280 Step width 1 Delay 0 255 Step width 1 VIF_VERSION 0 255 Step width 1 Non standard VD AFEC_D4 0 255 Step width 1 AFEC_D5 2 0 1 AFEC_D8 3 0 0 15 Step width 1 AFEC_D9 0 0 1 AFEC_D7_HIGH_B OUN 0 255 Step width 1 AFEC_D7_LOW_B OUN 0 255 Step width 1 AFEC_A0 0 255 Step width 1 AFEC_A1 0 255 Step width 1 AFEC_66 7 6 0 1 2 3 AFEC_6E 7 4 0 15 Step width 1 5 Sound setting volume Control th...

Page 26: ...tep width 1 Lvds SSC step 0 300 Step width 1 Mem SSC enable 0 1 Mem SSC span 20 40 Step width 1 Mem SSC step 0 20 Step width 1 8 Default factory setting 9 Backlight backlight 0 50 100 10 Energy detect picture quality debug on off Expert Gamma 10000 11500 K 8500 1000 0K 11500 13 000K 11 DTV CI info performance monitor on off Resource manager 0 1 2 3 4 Application information 0 1 2 3 4 Conditional a...

Page 27: ...rt Application man machine interface Program map table no used Host service shunning Canal ready authentication Default TX RX V PID 43779 A PID 0 PCR PID 24392 DVBS fast scan on off DVBS SI parser type SDT SDT_PA T Free view logo on off Notes Set INITIAL will clear the memory data So do not set it unless it is needed other setting items do not need setting Appendix Circuit Schematic Diagram ...

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