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Hisense LCD32V86, Руководство по обслуживанию

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Hisense LCD32V86 Скачать руководство пользователя страница 26

 

 

 

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LCD TV Service Manual                         

Hisense Confidential

 

7. Troubleshooting 

7.1 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 cable 

YES 

YES 

NO 

YES 

NO 

YES 

NO 

Содержание LCD32V86

Страница 1: ...LCDTelevision Service Manual Chassis MTK8222 Product Type LCD32V86 LCD32V86P Ver 1 0 Hisense Electric Co Ltd April 2009...

Страница 2: ...Adjustment 14 5 1 To enter the Factory OSD Menu 14 5 2 Factory OSD Menu 14 6 Software Upgrading 18 6 1 Get ready for upgrading 18 6 2 Upgrading with the MtkTool 20 6 3 Update with USB directly 24 7 T...

Страница 3: ...of tools specially designed for the purpose The special tools should be used when and as recommended It is important to note that this manual contains various CAUTIONS and NOTICES which should be care...

Страница 4: ...ecified safety characteristics may create shock fire or other hazards Under no circumstances should the original design be modified or altered without written permission from Hisense Hisense assumes n...

Страница 5: ...ly inserted to prevent blade exposure To prevent electrical shock match wide blade or plug to wide slot fully insert 1 1 4 When replacement parts are required be sure to use replacement parts specifie...

Страница 6: ...iately turn off the power Continuing to use the product may cause fire or electric shock 5 If the product emits smoke and abnormal smell or makes an abnormal sound immediately turn off the power Conti...

Страница 7: ...ortant for ensuring the safety of the product and the servicing work Be sure to follow these instructions Before starting the work secure a sufficient working space At all times other than when adjust...

Страница 8: ...When handling the circuit board be sure to remove static electricity from your body before handling the circuit board Be sure to handle the circuit board by holding the large parts as the heat sink or...

Страница 9: ...that the screws parts and cables removed for servicing purposes have all been returned to their proper locations in accordance with the original setup The lightning flash with arrowhead symbol within...

Страница 10: ...10 LCD TV Service Manual Hisense Confidential 2 Product Function Specifications Specifications...

Страница 11: ...Service Manual Hisense Confidential 3 LCD Panel Spec LCD32V86 Panel LTA320AP02 ROH SN 1058148 LCD32V86P Panel T315HW02V0 ROH SN 1057323 3 1 Panel LTA320AP02 ROH 3 1 1General Description 3 1 2 General...

Страница 12: ...12 LCD TV Service Manual Hisense Confidential 3 1 Panel T315HW02V0 ROH 3 1 1 General Description 3 2 General Features...

Страница 13: ...H RSAG7 820 1377 VER B ROH 3 Keypad PCA 120779 RSAG2 908 1573 3 ROH RSAG7 820 1755 VER A ROH 4 IR board 121198 RSAG2 908 1566 2 ROH 0RSAG7 820 1725 VER C ROH LCD32V86P No Description Part No Type Mode...

Страница 14: ...appears 6 Press Menu again and leave factory OSD 5 2 Factory OSD Menu 5 2 1 White Balance Note Different source has different WB values Before adjusting please change to desired source 1 Auto Color Fo...

Страница 15: ...Industrial Park Hungary Hisense Hungary Australia Hisense Australia France Hisense France Auto Color For VGA and Component Video sources WB values must be adjusted And at others signal sources the au...

Страница 16: ...To clear the EEPROM a Select the item Clean All b Press VOL button to clear the EEPROM data c Close the OSD menu after 5 seconds d Restart the TV 5 3 Designer Menu Item 0 Item 1 Item 2 Note Picture M...

Страница 17: ...justing Volume 75 When value is 75 Think about the Audio out power before adjusting Volume Max When value is 100 Think about the Audio out power before adjusting Audio Mode Audio Mode Standard user Mu...

Страница 18: ...nit 6 1 Get ready for upgrading 6 1 1 Install the driver Double click the icon MTKtools2 44 04 cp210xDriver rar install the driver Select the default value the driver will be installed step by step 6...

Страница 19: ...V Service Manual Hisense Confidential For the first connecting the pc will recognize and automatically install the USB device The process is just like the installation of a mini disk see the following...

Страница 20: ...the tool is used The log will be a txt file named by the date and time After connecting the TV with your PC double click icon open the MtkTool If following error appears it means the related port is n...

Страница 21: ...flash baud rate to 115200 as the below picture 5 Click the browse button to select the bin file that will be updated 6 Click the start button to update software Select mode of Flash chip Communicate p...

Страница 22: ...he MtkTool main interface Select the right baud rate according to chip model For this unit chip model is MT8226 select 115200 So choose Auto Set Flash BaudRate Note Whether or not click the Auto Set F...

Страница 23: ...e Manual Hisense Confidential Click Browse button find the upgrading program file and select it Press Upgrade button and start upgrading The following interface appears on the screen indicating upgrad...

Страница 24: ...an update with USB the software name should be HISENSE bin The Updating Steps is set the Source to DMP interface insert the USB the update file HISENSE bin which should be in root directory The TV aut...

Страница 25: ...25 LCD TV Service Manual Hisense Confidential After upgrading you must confirm the software in the Factory Menu and you d better CLEAR UNPROTECTLY...

Страница 26: ...oubleshooting 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 c...

Страница 27: ...l Hisense Confidential 7 2 Troubleshooting for Function Key Buttons does not work Check switches Check key board Check Key BD cable Change Key BD Replace main board Replace tact switch Replace Key BD...

Страница 28: ...replace IR BD or Keypad PCA TV won t power on Is LED light NO YES Check Power Inlet YES NO Check Power Cord Only one works Replace Main BD Try Power on by RC and Button Neither works Both Work Power...

Страница 29: ...Hisense Confidential 7 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...

Страница 30: ...sense Confidential 7 5 Troubleshooting for TV VGA HDMI input No picture on the screen Check Signal Source Check connect Check cable Replace main board Make sure signal source is available Reconnect Re...

Страница 31: ...ense Confidential 7 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 Replac...

Страница 32: ...l 7 7 Troubleshooting for Video S Video input No picture on the screen Check Source work or not Check connect Check Cable Wires Replace main board Check Signal Source Reconnect Replace Cable Wires NO...

Страница 33: ...16V RA39 10K NC RA39 10K NC R679 4 7k R679 4 7k R683 47k R683 47k L66 FB L66 FB R244 100 R244 100 R674 10k R674 10k Q57 3904 Q57 3904 1 2 3 R239 4 7k R239 4 7k Q55 3904 Q55 3904 1 2 3 U7 CS4344 2CH A...

Страница 34: ...GPIO_11 INT Audio MUX select bit 0 DDR1 WITH TERMINATION Low Normal power on LVDS RESERVED LVDS RESERVED Hi LVDS power on BL ON OFF CONTROL MT8222 4052 SWITCH FCI FCI AMP_MUTE CONTROL LVDS POWER ON O...

Страница 35: ...0603_Bead FB18 0603_Bead U9 LM7805 U9 LM7805 GND 3 VOUT 2 VIN 1 CB217 0 1uF CB217 0 1uF CB5 0 1uF CB5 0 1uF M2 MARK M2 MARK CB860 0 1uF CB860 0 1uF TP98 TP98 CB576 0 1uF CB576 0 1uF R258 1K R258 1K D...

Страница 36: ...PIO_10 6 VGASDA 8 VGASCL 8 GND 2 4 5 6 7 8 9 10 11 12 13 14 SPDIFOUT 12 OSCL0 6 8 11 14 OSDA0 6 8 11 14 SOY1 9 AV12_USB 4 GPIO_20 12 AV33_SIFDIG 4 12V_M 2 11 14 DDRV 2 4 5 E4N 14 E4P 14 DV10 2 4 DV33...

Страница 37: ...7 0 1uF C900 0 1uF C900 0 1uF C918 4 7uF 10V C918 4 7uF 10V FB66 0603_Bead FB66 0603_Bead C964 0 1uF C964 0 1uF C913 0 1uF C913 0 1uF C925 4 7uF 10V C925 4 7uF 10V FB44 0603_Bead FB44 0603_Bead C968 0...

Страница 38: ...D11 150 RD11 150 RD7 100 RD7 100 CD25 3300pF CD25 3300pF RND3 22x4 R RESCA2010 8N HX RND3 22x4 R RESCA2010 8N HX 1 8 2 7 3 6 4 5 C680 1uF C680 1uF RND11 150x4 R RESCA3216 8N HX RND11 150x4 R RESCA3216...

Страница 39: ...C10 3A HX CN4 CON3_2 0 M TJC10 3A HX 1 2 3 R159 NS 0 R159 NS 0 R199 NS 10K R199 NS 10K R537 33 R537 33 R539 33 R539 33 R21 220 R21 220 Q46 3904 Q46 3904 1 3 2 J9 MCU_ISP J9 MCU_ISP 1 2 3 4 R248 4 7K R...

Страница 40: ...YU20081113 VER C 2008 06 10 2008 06 10 2008 06 10 WANGXIYU20081113 VER C WANGXIYU20081113 VER C CB142 0 1uF CB142 0 1uF D113 ESD D113 ESD 1 2 R90 100 R90 100 R108 1K R108 1K D129 ESD D129 ESD 1 2 D122...

Страница 41: ...EZJZ0V800AA D98 EZJZ0V800AA 1 2 P16B P16B SIGNAL 8 GND 9 GND 11 GND 13 SIGNAL 10 SIGNAL 12 SIGNAL 14 L6 FB L6 FB C9 47pF C9 47pF D97 EZJZ0V800AA D97 EZJZ0V800AA 1 2 R347 510 R347 510 D72 EZJZ0V800AA D...

Страница 42: ...05 05 MODIFY 2008 05 05 MODIFY Only for US EU not stuff R76 75 R76 75 C77 10nF C77 10nF R55 68 R55 68 R435 10K R435 10K FB29 80 100MHz FB29 80 100MHz R418 10K R418 10K FB21 80 100MHz FB21 80 100MHz C...

Страница 43: ...IC Only for EU US not stuff WANGXIYU20081113 VER C WANGXIYU20081113 VER C D47 EZJZ0V800AA D47 EZJZ0V800AA 1 2 D58 EZJZ0V800AA D58 EZJZ0V800AA 1 2 C93 47nF C93 47nF R209 100 R209 100 R39 100 R39 100 D...

Страница 44: ...RESC1005L HX R152 10K R RESC1005L HX Q32 C1815TL1 Q32 C1815TL1 1 3 2 L79 10uH L79 10uH R196 NC R196 NC R44 75 R RESC1005L HX R44 75 R RESC1005L HX D6 IN4148 D6 IN4148 C617 22pF C617 22pF SAW U16 N945...

Страница 45: ...04 1 3 2 R334 47K R334 47K CA69 4 7uF 16v CA69 4 7uF 16v R408 100 R408 100 C415 2 2uF C415 2 2uF R397 100 R397 100 R59 10K R59 10K R425 47K R425 47K R465 100 NC R465 100 NC RA10 10K RA10 10K C382 2 2u...

Страница 46: ...0K R428 0R R428 0R D95 IN4148 D95 IN4148 R24 4 7K R24 4 7K C440 0 1uF NC C440 0 1uF NC C192 10uF C192 10uF D140 IN4148 D140 IN4148 C421 0 47uF C421 0 47uF R395 10K R395 10K C448 NC C448 NC R361 NS 0R...

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