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Haier LE40S8000, Service Manual, Page: 52 / 55

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Haier LE40S8000 Service Manual Download Page 52

  Service Manual

  Model No.: 

- 52 -

Failure Mode

Part

Name

Description

Phenomena

Failure cause

Circuit

White Screen

B/L normal,
only white screen 
display

M a y b e   c a u s e d 
by surge current 
and EDS

Black Screen

B/L normal, 
only Black screen 
display

FIIcker

Crosstalk

LCD
Vcom imbalance

Abnormal Color

Only
color abormal

Capacitance
i m p r o p e r   b r i n g 
crosstalk inside 
LCD pannel

Abnormal Color

Only
color abnormal

1.Chip
lose action
2 . I C   s h o r t   o r 
jointion bad
3.Pannel and vsc 
connect bad

Summary of Contents for LE40S8000

Page 1: ... or cautions to advise non technical individuals of potential dangers in attempting to service a product Products powered by electricity should be serviced or repaired only by experienced professional technicians Any attempt to service or repair the product or products dealt with in this service information by anyone else could result in serious injury or death WARNING LE40S8000 Model No ...

Page 2: ... 4 1 Remove the Pedestal 6 8 8 8 8 11 14 14 4 2 Remove the Back Cover 14 4 3 Remove the Adhesive Tape 14 4 4 Remove the Main Board 15 4 5 Remove the Speaker 15 4 6 Remove the Remote Control Board 16 5 Installation Instructions 17 5 1 External Equipment Connections 17 5 2 HDMI Connections 21 6 Operation Instructions 24 6 1 Front Panel Controls 6 2 Back Panel Controls 6 3 Universal Remote Control 24...

Page 3: ...le shooting 42 9 1 Simple Check 42 9 2 Main Board Failure Check 9 3 Panel Failure 43 50 8 1 How to enter into the factory model 8 2 How to update software 39 40 8 Measurements and Adjustments 36 8 3 How to enter into the Hotel Model 41 ...

Page 4: ...instructions in the literture accompanying the appliance 1 3 2 Be careful to the electrical shock 7R SUHYHQW GDPDJH ZKLFK PLJKW UHVXOW LQ HOHFWULF VKRFN RU UH GR QRW H SRVH WKLV 79 VHW to rain or excessive moisture This TV must not be exposed to dripping or splashing water DQG REMHFWV OOHG ZLWK OLTXLG VXFK DV YDVHV PXVW QRW EH SODFHG RQ WRS RI RU DERYH WKH 79 1 3 3 Electro static discharge ESD Som...

Page 5: ... UHFHLYHU RQO WKH WHVW WXUHV VSHFL HG LQ WKLV VHUYLFH PDQXDO CAUTION R QRW FRQQHFW WKH WHVW WXUH JURXQG VWUDS WR DQ KHDW VLQN LQ WKLV UHFeiver 3 Do not spray chemicals on or near this receiver or any of its assemblies 4 Unless specified otherwise in this service manual clean electrical contacts only by applying the following mixture to the contacts with a pipe cleaner cotton tipped stick or compar...

Page 6: ... static electricity Such components commonly are called Electrostatically Sensitive ES Devices Examples of typical ES devices are integrated circuits and some field effect transistors and semiconductor chip components The following techniques should be used to help reduce the ncidence of component damage caused by static by static electricity 4 Use only an anti static type solder removal device So...

Page 7: ...ibed in the table below Note A note provides information that is not indispensable but may nevertheless be valuable to the reader such as tips and tricks Caution A caution is used when there is danger that the reader through incorrect manipulation may damage equipment loose data get an unexpected result or has to restart part of a procedure Warning A warning is used when there is danger of persona...

Page 8: ...Display 16 7M No of Preset Channels OSD Language English Color System PAL NTSC Audio System DK BG I M L L Audio Output Power Built in W 8W 2 Audio Output Power outer W No Total Power Input W 70W Voltage Range V Power Frequency Hz 50 60Hz Net Weight KG 6 3 Gross Weight KG 8 4 Net Dimension MM Packaged Dimension MM AC 100 240V Air 2 69 Cable 1 125 733x68 5x439mm 733x200x473mm ...

Page 9: ... 08 Service Manual Model No 3 Location of Controls and Components 3 1 Board Location No Description 3 2 Main Board A Board A Board Mainboard B Board Power Supply B Board ...

Page 10: ... 2 2 BL ADJ UST 3 3 5V 4 4 5 5 POWER ON OFF 6 5VSTB 7 5V 8 5V 9 GND 10 GND 11 GND 12 12V 13 12V Notes CN101 Pin 3 Backlight on off The system can turn on or turn off the backlight of TFT LCD Panel through the power supply unit path CN101 Pin 5 System power on standby System board will use this pin to control system power CN101 Pin 3 Control the luminance of backlight The system can generate the PW...

Page 11: ...Speaker connector J17 Pin number Signal name Description 1 RSPK RSPK 2 RSPK RSPK 3 LSPK LSPK 4 LSPK LSPK Pin number Signal name Description 1 LED_R LAMP RED 2 LED_G LAMP GREEN 3 4 IR REMOTE CONTROL 5 GND GND 6 5V POWER FOR REMOTE 7 KEY1 KEY0 10 GND 8 9 NC STANDBY ...

Page 12: ... Function Description Supply power for Main board Panel RQQHFWRUGH QLWLRQ Service Manual Model No 11 CON201 Pin number Signal name 1 GND 2 GND 3 4 5V 5 POWER ON OFF 6 5VSTB 7 5V 8 5V 9 10 SGND 11 GND 12 12V 13 12V ON BK ADJ ...

Page 13: ...3 4 LED Panel 12 Service Manual Model No V400HJ6 PE1 ...

Page 14: ...egative LVDS differential data input Channel 3 23 ORX3 Odd pixel Positive LVDS differential data input Channel 3 5 24 N C No Connection 25 N C No Connection 2 26 GND Ground 27 GND Ground 28 ERX0 Even pixel Negative LVDS differential data input Channel 0 29 ERX0 Even pixel Positive LVDS differential data input Channel 0 30 ERX1 Even pixel Negative LVDS differential data input Channel 1 31 ERX1 Even...

Page 15: ...UHDU FRYHU faces upward 5HPRYH WKH WKUHH VFUHZ IURP WKH UHDU FRYHU LQGLFDWHG ZLWK ż 7KHQ UHPRYH WKH SHGHVWDO 4 2Remove the Back Cover 5HPRYH WKH WKHVH VFUHZ LQGLFDWHG RQ JXUH DERYH E ż 7KHQ UHPRYH WKH EDFN FRYHU IURP WKH unit Service Manual Model No 14 4 1 Remove the Pedestal 4 3 Remove the adhesive tape ...

Page 16: ...4 4 Remove the Main board 5HPRYH WKH 0DLQ ERDUG Service Manual Model No 15 J17 CN303 CN202 LVFRQQHFWHG WKH FRXSOHU 4 5 Remove the speaker Take out the speaker CN201 CN101 ...

Page 17: ...4 6 Remove the remote control take out the Remote Control and Keypad Assembly Service Manual Model No 16 4 7 Remove the Power Supply ...

Page 18: ...l cable not included to the ANT IN jack on the back of your TV DVD combo then connect the other end of the cable into the antenna or cable TV wall outlet To improve picture quality from an antenna in a poor signal area install a signal DPSOL HU If you need to split the antenna signal to connect two TVs install a two way splitter Service Manual Model No 17 ...

Page 19: ...GA and audio cable 2 Connect power cord 3 Power on the TV switch to PC mode 4 Power on the PC This sequence is very important PC Note Aerial connections IEC female Input impendance 75 unbalanced The TV appearance subject to material object HDMI2 HDMI1 USB RF VGA VIDEO L R AV OUTPUT 8 18 ...

Page 20: ...Hz not more than 60Hz 1 2 3 640 480 800 600 60 60 31 47 37 88 RESOLUTION V Freq Hz H Freq KHz 1024 768 60 48 36 PRESET MODE HDMI 1 2 3 800 600 1024 768 60 60 37 88 48 36 RESOLUTION V Freq Hz H Freq KHz 1366 768 60 47 71 4 1280 768 60 47 3 5 1920 1080 60 67 5 4 5 1366 768 60 47 71 1280 1024 60 63 98 6 1920 1080 Only for 40 60 67 5 19 ...

Page 21: ...pport these video fomats 480i 576i 480p 576p 720p 1080i 1080p Note 1 Video and YPbPr share one audio channel 2 When HDMI port get DVI signal the channel is changed to receive the audio for HDMI port AV Audio 3 Sometimes it will not support in different device because the device supplys nonstandard signal 4 When current source is TV AV OUT signal is TV when current source is AV AV OUT signal is AV ...

Page 22: ... menu When the source device DVD player or Set Top Box supports DVI How To Connect 1 Connect the source device to HDMI port of this TV with a HDMI to DVI cable not supplied with this product 2 A separated audio connection is necessary 3 If the source device has an analog audio output connector connect the source device audio output to DVI Audio In port located on the PC port How To Use If the sour...

Page 23: ...Cable sample HDMI Cable not supplied with the product HDMI to DVI Cable not supplied with the product Analog Audio Cable Stereo to RCA type not supplied with the product Service Manual Model No 22 ...

Page 24: ... Use the attached power cord only Ŷ I WKH SRODUL HG FRUG GRHV QRW W LQWR D QRQ SRODUL HG RXWOHW GR QRW DWWHPSW WR OH RU FXW WKH EODGH W LV WKH XVHUCV UHVSRQVLELOLW WR KDYH DQ electrician replace the obsolete outlet Ŷ I RX FDXVH D VWDWLF GLVFKDUJH ZKHQ WRXFKLQJ WKH XQLW DQG WKH XQLW IDLOV WR IXQFWLRQ simply unplug the unit from the AC outlet and plug it back in The unit should return to normal oper...

Page 25: ...turn the unit ON from STANDBY mode Press it again to turn the set back to STANDBY SOURCE MENU V V CH CH Standby 1 2 3 4 5 3 2 30 30 1 All the terminals are from left to right AC POWER SOCKET AV INPUT YPbPr INPUT Note VIDEO and YPbPr share one audio channel All the terminals are from left to right HDMI2 HDMI1 USB AV OUTPUT VGA RF Note When HDMI port get DVI signal the audio signal receives from the...

Page 26: ...Note The relevant button doesn t work if TV without teletext NICAM MHL function 6 3 Setting Up Your Remote Control Service Manual Model No 25 ...

Page 27: ... 5 7LWOH 6L H RFXPHQW 1XPEHU 5HY DWH 6KHHW RI 0679 2 5 0 6KHQ KHQ 07 R WG 1 6 7 1 52 87 1 675 7 6 1 1 XVWRP 7KXUVGD XQH 7LWOH 6L H RFXPHQW 1XPEHU 5HY DWH 6KHHW RI 0679 2 5 0 6KHQ KHQ 07 R WG 1 6 7 1 52 87 1 675 7 6 1 1 XVWRP 7KXUVGD XQH 7LWOH 6L H RFXPHQW 1XPEHU 5HY DWH 6KHHW RI 0679 2 5 0 6KHQ KHQ 07 R WG 1 6 7 1 52 87 1 675 7 6 1 1 XVWRP 7KXUVGD XQH Service Manual Model No 7 Electrical parts 7 1...

Page 28: ...VWE 9B1RUPDO 9B1RUPDO 9 9B6 9B6WDQGE 9B 5 96WE 9 781 5 9VWE 9 781 5 9B1RUPDO 9 9B781 5 9 B 5 3 1 B21 2 3 5 21 2 21B3 3 0 3 5 21 2 3 5 21 2 7LWOH 6L H RFXPHQW 1XPEHU 5HY DWH 6KHHW RI 0679 6KHQ KHQ 07 R WG 1 6 7 1 52 87 1 675 7 6 1 1 7KXUVGD XQH 7LWOH 6L H RFXPHQW 1XPEHU 5HY DWH 6KHHW RI 0679 6KHQ KHQ 07 R WG 1 6 7 1 52 87 1 675 7 6 1 1 7KXUVGD XQH 7LWOH 6L H RFXPHQW 1XPEHU 5HY DWH 6KHHW RI 0679 6KH...

Page 29: ...03 9 B 02 9 B 02 9 8 9 9 B 5 9B1250 9 B 9 B 5 9 9 9 9 9B1RUPDO 9B1RUPDO 8 9 B 9B1RUPDO 9 B 03 9 9 9 9VWE 9VWE 9B 8287 9 85LQ 9B 82875 9 B21 2 9 8 LQ 03B 8287 9 B 6 9 B96 5 B3E 5 B 62 5 B 5 B3U 5 79B 1 5 79B62 1 5 79B 1 5 79B5 1 8 57 5 8 57 7 3 0 3 1 B21 2 3 5 21 2 03 087 0 0 5 0 5 0 5 0 5 0 5 0 5 0 5 0 5 0 6 0 6 0 B 3 5 9 B9 1 03B 82875 781 5B6 781 5B6 7 9 0 9 3 21B3 86 B 86 B 781 5B6 781 5B6 3 B ...

Page 30: ...1 6KHQ KHQ 07 R WG 1 6 7 1 52 87 1 675 7 6 1 1 XVWRP 7KXUVGD XQH 7LWOH 6L H RFXPHQW 1XPEHU 5HY DWH 6KHHW RI 0679 1 9 1 6KHQ KHQ 07 R WG 1 6 7 1 52 87 1 675 7 6 1 1 XVWRP 7KXUVGD XQH 7LWOH 6L H RFXPHQW 1XPEHU 5HY DWH 6KHHW RI 0679 1 9 1 6KHQ KHQ 07 R WG 1 6 7 1 52 87 1 675 7 6 1 1 XVWRP 7KXUVGD XQH 60 3 7 6 60 3 7 6 1 S 1 S 5 1 5 5 1 5 5 5 5 5 5 5 5 5 1 S 1 S 3E3U 3E3U 1 S 1 S 5 1 5 5 1 5 5 5 5 5 5...

Page 31: ... 0 5 0 5 5 7LWOH 6L H RFXPHQW 1XPEHU 5HY DWH 6KHHW RI 0679 0 6KHQ KHQ 07 R WG 1 6 7 1 52 87 1 675 7 6 1 1 XVWRP 7KXUVGD XQH 7LWOH 6L H RFXPHQW 1XPEHU 5HY DWH 6KHHW RI 0679 0 6KHQ KHQ 07 R WG 1 6 7 1 52 87 1 675 7 6 1 1 XVWRP 7KXUVGD XQH 7LWOH 6L H RFXPHQW 1XPEHU 5HY DWH 6KHHW RI 0679 0 6KHQ KHQ 07 R WG 1 6 7 1 52 87 1 675 7 6 1 1 XVWRP 7KXUVGD XQH 5 5 5 5 5 5 5 5 5 5 5 5 Q Q 5 5 5 5 4 4 5 5 0 0 7 ...

Page 32: ...07 R WG 1 6 7 1 52 87 1 675 7 6 1 1 XVWRP 7KXUVGD XQH 7LWOH 6L H RFXPHQW 1XPEHU 5HY DWH 6KHHW RI 0679 9 6KHQ KHQ 07 R WG 1 6 7 1 52 87 1 675 7 6 1 1 XVWRP 7KXUVGD XQH 7LWOH 6L H RFXPHQW 1XPEHU 5HY DWH 6KHHW RI 0679 9 6KHQ KHQ 07 R WG 1 6 7 1 52 87 1 675 7 6 1 1 XVWRP 7KXUVGD XQH 5 5 5 5 S S 9 9 5 5 5 5 5 5 5 5 S S 5 5 5 5 5 5 5 5 5 5 5 5 5 5 1 HDGSKRWR 1 HDGSKRWR 5 5 5 5 5 5 5 5 5 5 X X 5 5 X X 5 ...

Page 33: ...6KHQ KHQ 07 R WG 1 6 7 1 52 87 1 675 7 6 1 1 XVWRP 7KXUVGD XQH X 9 5 X 9 5 5 5 5 5 5 S 9 132 5 S 9 132 X 9 X 9 1 S 9 132 1 S 9 132 Q 9 5 Q 9 5 X 9 5 X 9 5 S 9 132 S 9 132 X 9 X 9 1 5 1 1 5 1 Q 9 5 Q 9 5 Q P Q P X 9 X 9 X 9 5 X 9 5 3 9 132 3 9 132 X 9 X 9 S 9 132 S 9 132 1 X 9 1 X 9 X 9 5 X 9 5 5 5 5 5 5 5 X 9 X 9 S 9 132 S 9 132 5 S 9 132 5 5 S 9 132 5 Q 9 5 Q 9 5 Q 9 5 Q 9 5 X 9 5 X 9 5 X 9 X 9 X...

Page 34: ...6 7 1 52 87 1 675 7 6 1 1 7KXUVGD XQH 7LWOH 6L H RFXPHQW 1XPEHU 5HY DWH 6KHHW RI 0679 8 2 6KHQ KHQ 07 R WG 1 6 7 1 52 87 1 675 7 6 1 1 7KXUVGD XQH 1 X 1 X 1 25 1 25 8 1 2 8 1 2 1 3 15 2875 893 3966 287 39 1 1 1 X X 1 X 1 X 5 5 5 5 S S 5 1 5 1 S S 5 1 5 1 5 5 5 5 X 9 X 9 5 5 X X S S 1 X 1 X 5 1 5 1 5 5 4 4 1 X 1 X 5 1 5 1 1 X 1 X S S X 9 X 9 5 5 5 5 5 5 5 5 1 X 1 X 1 S 1 S S S 5 5 1 X 1 X 5 5 1 X 1...

Page 35: ...Service Manual Model No 7 3 Wiring Connection Diagram 35 1 2 4 3 NO Name 1 2 3 4 Connection Wire For Remote and Keyboard Connection Wire For Speaker LVDS Wire Connection Wire Power For Mainboard ...

Page 36: ...the cursor to the program press yellow button it will show yellow cursor Press to move the program Skip Press to choose the program press Delete Rename Move Skip blue button to skip this program The icon will show on the right side of the program Choose the skipped program press the blue button again you can cancel the skip Then the icon will disappear 5 Software Update USB Update the TV set s sof...

Page 37: ...reset all the settings to default value 6 USB FUNCTION You must enter the Source menu first then choice the USB and press OK button the USB menu will appear Please make sure that the USB device have plugged in the slot There are four type media item can be selected such as photo music movie and text Select the type media item by pressing press OK button to enter the disk selection menu In the movi...

Page 38: ... display media files and folder list or choose Return to back to the media type selection menu Select the media file by pressing or then the preview frame will pop up Press the button to play the media file in full screen When the media file photo music movie or text type is playing press the OK or INFO button can display the control bar Haier Innovation Life Return C Back EXIT Move Select OK retu...

Page 39: ...nce of each signal source 4 SSC to adjust the spectrum for passing the EMC test 5 special set 1 2hour off for Aging test 2 WDT watch dog 3 white pattern set pure color output for the panel used at the checking and aging test for panel 4 reset 5 set the recorder 6 set power on screen display 6 QMAP adjust adjust color quality 7 PEQ set sound EQ 8 sw information to check the sofeware information 9 U...

Page 40: ...to update You should reset TV after update Note When Upgrade on the process please don t Power Off Haier V59F W upgrade with USB SOP Step 1 Ready for F W Upgrade 1 1 Prepare a USB memory RS WKH VRIWZDUH OH PHUJ ELQ IURP RXU FRPSXWHU WR WKH 86 PHPRU DQG UHPRYH it from computer s USB port Step 2 F W Upgrade 2 1 AC ON 8 2 How to update software ...

Page 41: ...hannel 6 Start Menu Display 7 Input Source Change 8 Save to USB 9 Loaking 10 Volume Default Hotel mode switch Panel key lock Hotel mode can adjust the maximum volume Hotel mode locking TV signal source Hotel mode locking program channels Hotel Mode menu is displayed Hotel mode is to display the Source U disk data will be cloned into the machine TV related equipment will be copied to the system U d...

Page 42: ...Service Manual Model No 9 Trouble shooting 9 1 Simple check 42 ...

Page 43: ...101 Q110 Yes Yes No Change LVDS wire No Service Manual Model No 9 2 Main board failure check 43 No picture but have sound Pin35 in CN201 Check if the backlight of panel is working check if CN101 Pin3 3 3V Pin2 3 3V is normal No Change the Mainboard Yes Change the Power board ...

Page 44: ...uit No sound but have picture Change Mainboard Still having problems Check if there is sound input signal No Check the input source Check the circuit between UD3 and J17 Yes Yes No Check the speakers Service Manual Model No 44 between UD3 and U13 Check if Pin1 Pin2 of UD3 12V is normal Check the Mute circuit between UD3 and U13 ...

Page 45: ...ASH U202 Yes No sound No picture Change Mainboard No Yes Check if there is voltage in No 45 CN101 Pin1 2 12V Pin8 5 V Pin9 2 5V Pin10 11 5V Change the Power board has the right software and work well Update the software ...

Page 46: ...is correct Poor sound Change sound system No Update the software and make the reboot or change the Mainboard Still having problems For ease of use recommend that customer format the picture and sound settings in the automatic option 46 ...

Page 47: ...system Refer to relative instructions in the Manual for color adjust No No Yes Yes Check out of picture and sound system of this channel Change the channel to the right sound system PAL M N PAL D K No color for some channel program black and white Still having problems Updata the software and make the reboot or change the maiboard 47 ...

Page 48: ...02 has the right software and work well 5 Verify if the Y1 Crystal has the right frequency Panel not work 1 check if the voltage input and output of boost IC is working normally 2 Verify if the Mainboard output the right On Off signal to power board 3 Verify if the Mainboard output the LVDS singal to panel T con board 4 Verify if the software is the right version of this model 5 Change the LVDS wi...

Page 49: ...check if the power supply if working normally check if the power supply of 5Vstandby is working normally 3 check if the POWER ON OFF voltage is high pressure 4 check if the power supply have 12V 5V output Check if Main board LVDS wire Panel are in good condition 49 ...

Page 50: ...or cracking Dim or L D TCP Sunken TCP lead cracking ACF bonding short Awful environment and something electric enter into LCD Mis align between TCP and Panel Panel failure TCP failure V Dim Vertal gray line V L D Vertical color line light or dark forever H B D Horizontal bar H Dim Horizontal gary line H L D H o r i z o n t a l line light or dark forever ...

Page 51: ...er Bubble Bladder in Polarizer Bladder between Polarizer and top glass Polarizer Scratch Polarizer Scratch Tine or rigidity arose F M i n s i d e Polarizer Eyewinker inside Polarizer Eyewinker inside Polarizer Circuit Abnormal Display Abnormal Display 1 Chip lose action 2 IC ahort or jointiog bad 3 Pannel and vsc connect bad Flashing B r i g h t a n d d a r k display alternately 51 ...

Page 52: ...display Maybe caused by surge current and EDS Black Screen B L normal only Black screen display FIIcker Crosstalk LCD Vcom imbalance Abnormal Color Only color abormal Capacitance improper bring crosstalk inside LCD pannel Abnormal Color Only color abnormal 1 Chip lose action 2 I C s h o r t o r jointion bad 3 Pannel and vsc connect bad ...

Page 53: ...ss between wire and electrode B L dark B L brightness darker than normal Connect badnessShort between wire and electrode B L wire damaged B L wire damaged Operation abnormal or systemic noise B L wire open Without backlight Operation abnormal or systemic noise B L shut down B L shutdown in sometime Short bitween lamp housing and wire Because consume power too much F M F M inB L white balck Rotundi...

Page 54: ...ription Phenomena Failure cause Mechanlcal or B L Light leakage Brightness at bottom of LCM brighter than normal B L unit badness Uniformity B L brightness asymmetric Sheet in B L unit is uneven Mount hole Lack screw or screw damage Lack screw Screw damage ...

Page 55: ...Sincere Forever Haier Group Haier Industrial Park No 1 Haier Road 266101 Qingdao China http www haier com Printed in China ...

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