Hisense LHD32K260AM Скачать руководство пользователя страница 30 | Manualshive

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Hisense LHD32K260AM Скачать руководство пользователя страница 30

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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

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Содержание LHD32K260AM

Страница 1: ...LCDTelevision Service Manual Chassis MSD6308 Product LHD32K260AM Ver 1 0 Hisense Electric Co Ltd June 9 2015...

Страница 2: ...n Parts 16 3 Factory Service OSD Menu and Adjustment 16 3 1 How to enter the Factory OSD Menu 16 3 2 Factory OSD Menu 16 4 Software updating 19 4 1 Updating main board with SecureCRT 19 4 2 Write Mboo...

Страница 3: ...3 REVISION HISTROY Version Page Section Description Date ver1 0 ALL ALL First iss ued 2015 06 09...

Страница 4: ...perations require the use 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 NO...

Страница 5: ...re identified with a by the Ref No in the parts list Use of substitute replacement parts which do not have the same specified safety characteristics may create shock fire or other hazards Under no cir...

Страница 6: ...3 To prevent electrical shock do not use thi s polarized ac plug with an extension cord receptacle or the outlet unless the blades can be fully inserted to prevent blade exposure To prevent electrical...

Страница 7: ...nditions This may damage the product and may cause a fire 4 If a foreign substance such as water metal or liquid gets inside the panel module immediately turn off the power Continuing to use the produ...

Страница 8: ...tion to avoid injury from tip over 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...

Страница 9: ...g materials before the surface of the panel comes into contact with the cushioning materials Failure to observe this precaution may result in the surface of the panel being scratched by foreign matter...

Страница 10: ...hat 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 t...

Страница 11: ...11 2 Product Specifications 2 1 Main board layout 2 1 1 1Main board 6012 Take LHD32K260AM 6168 for example Top MSD6308 Flash...

Страница 12: ...12 Side terminals Side terminals Coaxial COMP AV VGA VGA Audio Air Cable HDMI...

Страница 13: ...13 2 2 TV Front and TV Rear LHD32K260AM TV Front...

Страница 14: ...14 LHD32K260AM TV Rear...

Страница 15: ...15 2 3 Spec LHD32K260AM...

Страница 16: ...e Factory OSD Menu With user s RC Power on the TV 1 Press Menu button and call up User OSD Menu 2 Select Sound Balance item 3 Press number key 1 9 6 9 in sequence when Balance item is focused Note If...

Страница 17: ...17 Option Init...

Страница 18: ...18 Version 3 2 2 Design Menu...

Страница 19: ...includes Mboot write and main software update Usually first write Mboot to nand flashWith MSTV_Tool exe then can update main software With SecureCRT 4 1 Updating main board with SecureCRT 4 1 1 Hardw...

Страница 20: ...20 For mstar chassis the bebug boad set as following For MTK chassis the bebug boad set as following Mstar c hassis connect or t o t he leftmost MTK chassis connector to the second position from left...

Страница 21: ...TAR rar file in your PC This is a drive software of Mstar Another If your PC is Win7 system you will have to install CDM20802_Setup_WIN7 rar file and then open the software of SecureCRT in your PC Not...

Страница 22: ...eck that there is a nugget in the SecureCRT window e Input usb start 1 and press Enter key Note If it says Error like below picture please input usb start 0 and press Enter key f Input ustar and press...

Страница 23: ...PC via the debug tool Open the MSTV_Tool in your PC b Set I2C parameters Click I2C Set I2C to open the window of below and adjust the I2C Speed to 30 c Load the Mboot files Click View Eagle Nugget NAN...

Страница 24: ...write Mboot files to the Nand flash e When you see the Status become to Status Success Please reset power please wait for 2 minutes and then close the MSTV_Tool f AC power off the board Now you c an...

Страница 25: ...the TV SET 3 Press Menu button of remote control and call up Factory OSD Menu choose OPTION Software Update USB item Detail see 3 1 How to enter the Factory OSD Menu 4 Press the key on RC it will sho...

Страница 26: ...After update succeeds TV SET will restart automatically 7 First update the Boot software second update the main software In order to convenience prepare two USB disks to save different software respec...

Страница 27: ...ote 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...

Страница 28: ...g for Function Key Buttons does not work Check switches Check key board Check Key BD cable Change Key B D Replace main board Check solder connections and see if any switches are stuck Replace Key BD O...

Страница 29: ...r on Is LED light NO YES Check Power Output YES NO 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...

Страница 30: ...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 Suppl...

Страница 31: ...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 Replace cable NO YES YES...

Страница 32: ...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...

Страница 33: ...nput 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 YES YES NO YES NO 6 Circuit instruction B...

Страница 34: ...34...

Страница 35: ...35 7 Schematic circuit diagram 8 Explode View...

Страница 36: ...5 VGA_L R YUV_L R X3 AV AV_OUT L R_OUT PANEL LVDS IF1 IF2 IF TAS5707 L R L_OUT R_OUT EEPROM 32KBITS I2C SPI FLASH 16MBITS NAND_FLASH 2GBITS 12V 5V_STB 2A TPS54328 5VAIN 3A PWR ON OFF 12V TAS5707 AMS11...

Страница 37: ...R249 48 7k R18 4 7k NC C230 10u 16V C19 10u 16V R20 4 7k NC C212 8 2n 50V C15 10u 16V C231 100n 16V N7 TPS54528 VIN 8 EN 1 VRG5 3 SS 4 GND 5 VFB 2 VBST 7 SW 6 EPAD 9 C732 22u 6 3V R11 4 7k C215 1n 50...

Страница 38: ...ND L6 GND L7 GND L8 GND L9 GND L10 GND L11 GND L12 GND L13 GND L14 GND R10 GND R9 GND R5 GND P15 GND P14 GND P13 GND P12 GND P11 GND P10 GND P5 GND N15 GND N14 GND N13 GND N12 GND N11 GND N6 GND N4 GN...

Страница 39: ...e Rev Date Sheet of Hisense Electric Co Ltd No 11 Jiangxi Road Qingdao China WWW HISENSE COM Doc 1 0 Hisense MSD6308RT A 4 14 Monday June 01 2015 Title Size Schematic Name Rev Date Sheet of Hisense El...

Страница 40: ...Co Ltd No 11 Jiangxi Road Qingdao China WWW HISENSE COM Doc 1 0 Hisense MSD6308RT C 5 14 Monday June 01 2015 Title Size Schematic Name Rev Date Sheet of Hisense Electric Co Ltd No 11 Jiangxi Road Qin...

Страница 41: ...ric Co Ltd No 11 Jiangxi Road Qingdao China WWW HISENSE COM Doc 1 0 Hisense MSD6308RT B 6 14 Monday June 01 2015 Title Size Schematic Name Rev Date Sheet of Hisense Electric Co Ltd No 11 Jiangxi Road...

Страница 42: ...t of Hisense Electric Co Ltd No 11 Jiangxi Road Qingdao China WWW HISENSE COM Doc 1 0 Hisense MSD6308RT A 7 14 Monday June 01 2015 Title Size Schematic Name Rev Date Sheet of Hisense Electric Co Ltd N...

Страница 43: ...308RT Custom 8 14 Monday June 01 2015 Title Size Schematic Name Rev Date Sheet of Hisense Electric Co Ltd No 11 Jiangxi Road Qingdao China WWW HISENSE COM Doc 1 0 Hisense MSD6308RT Custom 8 14 Monday...

Страница 44: ...C_DET 2 Title Size Schematic Name Rev Date Sheet of Hisense Electric Co Ltd No 11 Jiangxi Road Qingdao China WWW HISENSE COM Doc 1 0 Hisense MSD6308RT D 9 14 Monday June 01 2015 Title Size Schematic N...

Страница 45: ...R529 0R R447 1M NC C327 NC 470n 50V R473 NC 4 7R VZ2 LM3Z10VT1G NC 1 2 R331 4 7k C507 470n 50V R423 18k C418 100n 16V R457 22R C356 10u 16V L65 15 0 uH C324 1u 50V R451 15k NC R316 0R NC R424 15k NC...

Страница 46: ...Doc 1 0 Hisense MSD6308RT A 10 14 Monday June 01 2015 Title Size Schematic Name Rev Date Sheet of Hisense Electric Co Ltd No 11 Jiangxi Road Qingdao China WWW HISENSE COM Doc 1 0 Hisense MSD6308RT A...

Страница 47: ...na WWW HISENSE COM Doc 1 0 Hisense MSD6308RT B 11 14 Monday June 01 2015 Title Size Schematic Name Rev Date Sheet of Hisense Electric Co Ltd No 11 Jiangxi Road Qingdao China WWW HISENSE COM Doc 1 0 Hi...

Страница 48: ...RT A 12 14 Monday June 01 2015 Title Size Schematic Name Rev Date Sheet of Hisense Electric Co Ltd No 11 Jiangxi Road Qingdao China WWW HISENSE COM Doc 1 0 Hisense MSD6308RT A 12 14 Monday June 01 201...

Страница 49: ...Size Schematic Name Rev Date Sheet of Hisense Electric Co Ltd No 11 Jiangxi Road Qingdao China WWW HISENSE COM Doc 1 0 Hisense MSD6308RT C 13 14 Monday June 01 2015 Title Size Schematic Name Rev Date...

Страница 50: ...2 1M Q803 RSAG5 861 152 1 2 3 4 R856 3 9k R995 47R R967 120k VD822 FR107 1 2 Q804 1 2 3 4 C845 100n 50V C936 1n 50V V947 NC MMBT2222A 3 1 2 C930 1n 50V C943 1n 50V R955 5 1k R808 27R VD804 RM11C 1 2 R...

Страница 51: ......

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