Haier LE40K6000SF Service Manual Download

Page: 46 / 48

Failure Mode

Part

Name

Description

Phenomena

Failure cause

Mechanlcal
Nolse

When
turn panel,appear
cacophony

Caused
b y M e c h a n i c a
noise of backlight
unit

Ripple

Connectric circle

Causeed by
between
mechanism and
pannel

B/L off

B/L lose action

*Connect
badness
between wire and
electrode

B/L dark

B / L b r i g h t n e s s
darker than
normal

*Connect
b a d n e s s S h o r t
between wire and
electrode

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

S h o r t b i t w e e n
lamp housing and
w i r e , B e c a u s e
consume power
too much

F/M

F/M
inB/L ,white,balck
Rotundity
or wirelike

F/M in B/L unit

Service Manual

Model No.:

- 64 -

Summary of Contents for LE40K6000SF

Page 1: ...tain warnings 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 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 51 9 1 Simple Check 51 9 2 Main Board Failure Check 9 3 Panel Failure 52 61 8 1 How to enter into the factory model 8 2 How to update software 48 49 8 Measurements and Adjustments 37 8 3 How to enter into the Hotel Model 50 ...

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: ...olor Display 16 7M No of Preset Channels OSD Language English Color System PAL NTSC SECAM Audio System DK BG I M L L Audio Output Power Built in W 2 8W Audio Output Power outer W No Total Power Input W 45W Voltage Range V Power Frequency Hz 50 60Hz Net Weight KG 4 7 Gross Weight KG 6 2 Net Dimension MM Packaged Dimension MM AC 100 240V 100 ATV 733x200x473mm 802x137x505mm ...

Page 9: ...ion 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 LVDS Port J1 To speaker HDMI1 LVDS PORT Key and remote HDMI2 HDMI3 AV IN YPBPR LED COAXIAL USB RF VGA ...

Page 10: ...an display 3 2 2 Connector definition Main board connector Keypad and remote connector CN508 Speaker connector CN601 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 11: ...3 4 LED Panel 10 Service Manual Model No CMI V400HJ6 PE1 ...

Page 12: ...Service Manual Model No 11 3 4 1 Connector de finition ...

Page 13: ...WKDW UHDU FRYHU faces upward 5HPRYH WKH VFUHZ IURP WKH UHDU FRYHU LQGLFDWHG ZLWK ż 7KHQ UHPRYH WKH SHGHVWDO 4 2Remove the Back Cover 5HPRYH WKHVH VFUHZ LQGLFDWHG RQ JXUH DERYH E ż 7KHQ UHPRYH WKH EDFN FRYHU IURP WKH unit Service Manual Model No 12 4 1 Remove the Pedestal 4 3 Remove the adhesive tape ...

Page 14: ...4 4 Remove the Main board 5HPRYH WKH 0DLQ ERDUG Service Manual Model No 13 LVFRQQHFWHG WKH FRXSOHU 4 5 Remove the speaker Take out the speaker ...

Page 15: ...4 6 Remove the remote control take out the remote controlboard Service Manual Model No 14 ...

Page 16: ... Power off 1 Connect VGA 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 16 ...

Page 17: ... 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 18: ...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 20 ...

Page 19: ... 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 20: ... or V to adjust the item that you selected 4 CH CH In TV mode press CH or CH to change the channel up and down In MENU mode press CH or CH to select items 5 STANDBY Press this button to turn the unit ON from STANDBY mode Press it again to turn the set back to STANDBY 3 2 30 30 1 Service Manual Model No 6 Operation Instructions 6 1 Front panel controls 22 SOURCE MENU V V CH CH Standby 1 2 3 4 5 ...

Page 21: ...tically displayed successively This key is used to stop or resume sub page acquisition The indication appears top left To freeze the page To display or hide the concealed information games solutions This is used to call or exit teletext modes The summary appears with a list of items that can be accessed Each item has a corresponding 3 digit page number If the channel selected does not broadcast te...

Page 22: ...7 Electrical parts 7 1 Block D iagram 7 Electrical parts 7 1 Block D iagram ...

Page 23: ..._OUT 12V TO SPK 5VSTB 62569 5VSTB 62565 3407 3 3V TUNER ON OFF 3 3V 1 10V 1 8V AC DC 5VSTB NC 563201 5V_NOR 62565 Title Size Document Number Rev Date Sheet of MSD35531 YL01 01 A Block Diagram B 1 10 Thursday March 08 2018 Title Size Document Number Rev Date Sheet of MSD35531 YL01 01 A Block Diagram B 1 10 Thursday March 08 2018 Title Size Document Number Rev Date Sheet of MSD35531 YL01 01 A Block ...

Page 24: ...43GSA Custom 1 16 Friday December 29 2017 Title Size Document Number Rev Date Sheet of Change list 1 0 MSD3643GSA Custom 1 16 Friday December 29 2017 D803 PC32 PC36 PR39 C1069 R880 PC14 PFB3 R894 NP2 NP1 NB2 NP2 PT3 3 3 2 2 5 5 6 6 7 7 8 8 11 11 10 10 1 1 9 9 4 4 PR46 R892 PC34 PR37 PR58 PR53 F800 1 2 JP10 1 2 PC24 PC9 J2 1 2 3 4 PR71 PC8 PC79 PQ1 PD3 2 2 1 1 3 3 PC5 PR45 R888 PR55 PR16 PEC6 PC80 ...

Page 25: ...0402 CD88 贴片电容 0 1uF 16V M 0201 X5R CD101 贴片电容 10uF 6 3V M 0402 X5R Q5 三极管NPN 2N3904 40V 0 2A 0 2W 100 SOT 23 B E C RD137 贴片电阻 91KΩ 1 16W F 0402 R32 贴片电阻 10KΩ 1 16W J 0402 L1 贴片磁珠 220Ω 2A 0603 CD107 贴片电容 10uF 6 3V M 0402 X5R R1 贴片电阻 270Ω 1 16W F 0402 LD22 贴片功率电感 2 2uH 2A 4 5 4 4mm 不带屏蔽 CD95 贴片电容 0 1uF 16V M 0201 X5R CD100 贴片电容 10uF 6 3V M 0402 X5R R215 贴片电阻 100KΩ 1 16W F 0402 RD52 贴片电阻 1KΩ 1 16W J...

Page 26: ... 0402 R227 贴片电阻 220KΩ 1 16W J 0402 R209 贴片电阻 33Ω 1 16W J 0402 C233 贴片电容 2 2uF 6 3V M 0402 X5R R275 贴片电阻 33Ω 1 16W J 0402 R896 贴片NC 电阻 0Ω 1 16W J 0402 FB210 贴片磁珠 220Ω 2A 0603 C231 贴片电容 1000PF 50V M 0201 X7R C247 贴片电容 0 1uF 16V M 0201 X5R YS1 贴片晶振 24MHz 11P 20PPM 49SMD 20 85 C 晶峰 1 2 C245 贴片电容 0 1uF 16V M 0201 X5R R202 贴片电阻 68Ω 1 16W J 0402 C208 贴片电容 0 047uF 16V M 0201 X5R C222 贴片电容 2 2uF 6 3V M 040...

Page 27: ...GND Title Size Document Number Rev Date Sheet of MSD35531 YL01 01 A LVDS Custom 5 10 Friday December 29 2017 Title Size Document Number Rev Date Sheet of MSD35531 YL01 01 A LVDS Custom 5 10 Friday December 29 2017 Title Size Document Number Rev Date Sheet of MSD35531 YL01 01 A LVDS Custom 5 10 Friday December 29 2017 QD6 MOS P KO3407 4 1A 30V 20V SOT 23 KEXIN G D S RD46 NC CD53 贴片电容 1uF 25V K 0603...

Page 28: ...29 2017 Title Size Document Number Rev Date Sheet of MSD35531 YL01 01 A AV Custom 6 10 Friday December 29 2017 Title Size Document Number Rev Date Sheet of MSD35531 YL01 01 A AV Custom 6 10 Friday December 29 2017 R633 贴片电阻 75Ω 1 16W J 0402 J11 NC AV JACK 3 立式黄白红 1 1 2 2 3 3 4 4 5 5 7 7 6 6 8 8 CD62 贴片电容 1000PF 50V M 0201 X7R R58 NC 贴片电阻 10KΩ 1 16W J 0402 RD113 贴片电阻 75Ω 1 16W J 0402 RD114 贴片电阻 75...

Page 29: ...ze Document Number Rev Date Sheet of MSD35531 YL01 01 A VGA Custom 7 10 Friday December 29 2017 R292 NC 贴片电阻 4 7KΩ 1 16W J 0402 RX24 贴片电阻 33Ω 1 16W J 0402 RX27 贴片电阻 33Ω 1 16W J 0402 R289 NC 贴片电阻 4 7KΩ 1 16W J 0402 RD72 贴片电阻 100Ω 1 16W J 0402 RD79 贴片电阻 10KΩ 1 16W J 0402 RD75 贴片电阻 100Ω 1 16W J 0402 RD94 贴片电阻 100Ω 1 16W J 0402 RD80 贴片电阻 10KΩ 1 16W J 0402 RX28 贴片电阻 75Ω 1 16W J 0402 RX35 贴片电阻 75Ω 1 16W...

Page 30: ...0R 0603 RD10000 NC C602 贴片电容 0 1uF 16V M 0201 X5R CD29 1uF 25V X5R 0603 FB14 NC 贴片磁珠 600Ω 2A 0805 LD3 10 4A 0603 RD10 10K C601 贴片电容 0 1uF 16V M 0201 X5R FB6 220R 500mA DD11N4148 CD34 NC 0402 CD16 0 22uF 16V X5R J17 插座 4P 2 54 立式单列 1 2 3 4 CD30 NC 1uF 25V X5R 0402 QD3 3906 J18 耳机座 Φ3 5 5P 三节孔心高7 带检测黑色卧插 4 2 3 1 5 QD2 3904 C B E CD74 贴片电容 0 047uF 16V M 0201 X5R CD11 100uF 25V CD10 1uF 25V X5R 06...

Page 31: ... 1 16W J 0402 C1 贴片电容 10uF 6 3V M 0402 X5R R665 贴片电阻 10Ω 1 16W J 0402 RD90 贴片电阻 200Ω 1 16W F 0402 Q507 NC 三极管NPN 2N3904 40V 0 2A 0 2W 100 SOT 23 1 3 2 P510 NC HDMI DATA2 1 DATA2 SHIELD 2 DATA2 3 DATA1 4 DATA1 SHIELD 5 DAT1A 6 DATA0 7 DATA0 SHIELD 8 DATA0 9 CLK 10 CLK SHIELD 11 CLK 12 CEC 13 NC 14 SCL 15 SDA 16 DDC CEC GND 17 5V POWER 18 HOT PLUG 19 20 20 21 21 GND 22 J13 USB座 USB2 0 A 母座卧式 13 8mm...

Page 32: ...6 贴片电阻 0Ω 1 16W J 0402 CT2 贴片电容 68pF 50V G 0201 COG CT7 贴片电容 0 022uF 16V M 0201 X5R C8 NC 0 1uF 200V 0805 CT4 贴片电容 470pF 50V M 0201 X7R J5 屏蔽盒美规 LE4601 WJ38 01 1 2 3 4 5 CT28 贴片电容 0 1uF 16V M 0201 X5R CT20 贴片电容 0 1uF 16V M 0201 X5R L2 贴片磁珠 220Ω 2A 0603 CT6 贴片电容 0 022uF 16V M 0201 X5R CT29 贴片电容 47PF 50V K 0201 C0G CT24 贴片电容 0 1uF 16V M 0201 X5R DT1 二极管肖特基 BAV99 215MA 1A 85V 1 25V SOT 23 CT3 贴片电容 ...

Page 33: ...Service Manual Model No 7 3 Wiring Connection Diagram 36 2 NO Name 1 2 3 4 Connection Wire For Remote and Keyboard Connection Wire For Speaker LVDS Wire Connection Wire Power For Panel 4 1 3 ...

Page 34: ...Service Manual Model No 9 Trouble shooting 9 1 Simple check 51 ...

Page 35: ...ere is 12V at Pin30 in J1 No Replace the QD6 Yes Check if there is 43V at PEC9 Yes No test if PU5 Pin5 0 2V Pin1 normally Change LVDS wire No Replace PU5 Check if PQ6 PQ7 PR46 works normally Yes Replace PQ6 PD14 No Service Manual Model No 9 2 Main board failure check 52 12V ...

Page 36: ...is sound input signal Check the input source Yes No Check if there is signal at CD744 and CD743 No Yes Check if there is signal at FB6 FB8 FB8 FB10 Change U23 Check the speakers Yes Change UD4 Check LD3 voltage 12V LD3 Else Service Manual Model No 53 Check if there is signal at C222 and C223 ...

Page 37: ...3 3V Change Q4 No Yes Check CD90 1 15V Check C137 1 8V Check R216 3 3V Change UD9 Change U1 Change Q4 No Yes Change mainchip U23 No Change Mainboard Still having problems No sound No picture NO LED indicate Check PD4 12V Check PD3 12V Yes No Change Mainboard Service Manual Model No 54 ...

Page 38: ...oor 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 Service Manual Model No 55 ...

Page 39: ...r 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 NTSC M No color for some channel program black and white Still having problems Updata the software and make the reboot or change the maiboard Service Manual Model No 56 ...

Page 40: ...place PD3 How to know whether the Power board is broken Still having problems Check if Main board LVDS wire Panel are in good condition No Reconnect the power cord with the outlet or Power board Yes EC805 whether have 300V No F800 or D803 D804 D805 D807 Yes Service Manual Model No 57 ...

Page 41: ... the right software and work well 5 Verify if the YS1 Crystal has the right frequency Panel not work 1 check if the voltage input and output of voltage boost IC of the backlight is OK 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 L...

Page 42: ...ck if 5Vstandby of the power board part is functioning normally 3 Check if voltage of the POWER ON OFF of the power board part is on the high level voltage 4 12V 5V output check if there is 12V 5V output on the power board 5 Check if Main board LVDS wire Panel are in good condition 60 ...

Page 43: ...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 44: ...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 62 ...

Page 45: ...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 46: ...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 47: ...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 48: ...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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