Haier L26F6 Service Manual Download Page 61

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9-3. Mainboard Failure Check

Symptom: No Sound

Sound

(All Mode)

Check the input

Source

Change

Source

input

Pass

Fail

Pass

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Service Manual

Model

Summary of Contents for L26F6

Page 1: ...g 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 Haier Group All rights reserved Unauthorized copying and distribution is a violation of law SERVICE MANUAL Haier WARNI...

Page 2: ...are Parts 6 1 3 8 Photo used in this manual 6 1 4 How to Read this Service Manual 7 1 4 1 Using icons 7 Chapter 2 Specification 2 1 Specification list 8 2 2 External pictures four faces 9 Chapter 3 Disassemble and Assemble 3 1 L26F6 15 3 2 L32F6 17 Chapter 4 Location of Controls and Components 4 1 Board Location 21 4 2 Main Board AV Board 23 4 2 1 Function Description 23 4 2 2 Connector defi nitio...

Page 3: ...ock Diagram 41 7 2 Circuit Diagram 42 7 3 Wiring Connection Diagram 53 8 1 Service Mode 55 8 1 1 How to enter into Service Mode 55 8 1 2 How to exit 55 8 2 Measurements and Adjustments 55 8 2 1 The Main Menu 55 8 2 2 Video 56 8 2 3 Audio 57 Chapter 9 Trouble shooting 9 1 Simple check 58 9 2 Power Supply Board Failure Check 59 9 3 Mainboard Failure Check 60 9 4 Pannel Failure 61 C 5 5 C 6 6 C 7 7 7...

Page 4: ...ortant thing is to list up the potential hazard or risk for the service personnel to open the units and disassemble the units For example we need to describe properly how to avoid the possibility to get electrical shock from the live power supply or charged electrical parts even the power is off This symbol indicates that high voltage is present inside It is dangerous to make any kind of contact w...

Page 5: ...unit under test 2 After removing an electrical assembly equipped with ES devices place the assembly on a conductive surface such as aluminum foil to prevent electrostatic charge buildup or exposure of the assembly 1 3 4 About lead free solder PbF This product is manufactured using lead free solder as a part of a movement within the consumer products industry at large to be environmentally responsi...

Page 6: ...is a flammable mixture Unless specified otherwise in this service manual lubrication of contacts is not required Capacitors may result in an explosion hazard 5 Do not defeat any plug socket B voltage interlocks with which receivers covered by this service manual might be equipped 6 Do not apply AC power to this instrument and or any of its electrical assemblies unless all solid state device heat s...

Page 7: ...e device will be installed CAUTION Be sure no power is applied to the chassis or circuit and observe all other safety precautions 17 Minimize bodily motions when handling unpackaged replacement ES devices Otherwise harmless motion such as the brushing together of your clothes fabric or the lifting of your foot from a carpeted floor can generate static electricity sufficient to damage an ES device ...

Page 8: ...luable 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 personal injury Reference A reference guides the reader to other places in this binder or in this manual where he sh...

Page 9: ...QJOLVK 6SDQLVK QJOLVK 6SDQLVK QJOLVK 6SDQLVK RORU V VWHP 176 3 176 3 176 3 XGLR V VWHP 0 1 0 1 0 1 XGLR RXWSXW SRZHU XLOW LQ 7RWDO SRZHU LQSXW İ İ İ 9ROWDJH UDQJH 9 9 9 9 3RZHU IUHTXHQF 1HW ZHLJKW ZLWKVWDQG ZLWKVWDQG ZLWKVWDQG URVV ZHLJKW ZLWKVWDQG ZLWKVWDQG ZLWKVWDQG 1HW GLPHQVLRQ 00 ZLWKVWDQG ZLWKVWDQG ZLWKVWDQG 3DFNDJHG GLPHQVLRQ 00 ZLWKVWDQG ZLWKVWDQG ZLWKVWDQG Service Manual Model No ...

Page 10: ...2 2 External pictures four faces Front Side Left Side 2 2 1 9 L26F6 Service Manual Model No ...

Page 11: ...10 Right Side Back Side Service Manual Model No ...

Page 12: ...Front Side Left Side 2 2 2 11 L32F6 Service Manual Model No ...

Page 13: ...12 Right Side Back Side Service Manual Model No ...

Page 14: ...Front Side Left Side 2 2 3 L42F6 Service Manual Model No 13 ...

Page 15: ...Right Side Back Side Service Manual Model No 14 ...

Page 16: ...WKH UHDU Ĺ 7KHQ UHPRYH WKH VWDQG FRYHU LQGLFDWHG ZLWK ķ 5HPRYH WKH IRXUWHHQ VFUHZV LQGLFDWHG RQ ILJXUH DERYH E ĸ 7KHQ UHPRYH WKH EDFN FRYHU IURP WKH XQLW RQ WKH ILJXUH DERYH E Ĺ 5HPRYH WKH 0DLQ ERDUG 3 1 4 Remove the LQGLFDWHG RQ WKH ILJXUH DERYH E ĸ 7KHQ UHPRYH WKH SRZHU VXSSO L26F6 5HPRYH WKH IRXU VFUHZV ķ ķ LVFRQQHFW WKH FRXSOHU 1 1 1 1 1 1 1 1 ĸ 5HPRYH WKH IRXU VFUHZV LQGLFDWHG Service Manual ...

Page 17: ...Z WDNH RXW WKH UHPRWH FRQWURO ERDUG RQ WKH ILJXUH DERYH E ĸ7KHQ UHPRYH WKH 3DQHO Remove screws fastened the Panel 5HPRYH WKH WZR VFUHZV LQGLFDWHG ķ 3 1 7 Remove the O ķ 5HPRYH WKH WZR VFUHZV LQGLFDWHG RQ WKH ILJXUH DERYH E Assembly ĸ 7KHQ UHPRYH WKH 2UQDPHQWDO LJKW VVHPEO rnamental Service Manual Model No 16 ...

Page 18: ...YH WKH IRXU VFUHZV IURP WKH UHDU FRYHU LQGLFDWHG ZLWK Ĺ 7KHQ UHPRYH WKH VWDQG ķ D GRZQ WKH XQLW VR WKDW UHDU LQGLFDWHG RQ ILJXUH DERYH E ĸ 7KHQ UHPRYH WKH EDFN FRYHU IURP WKH XQLW L32F6 5HPRYH WKH IRXUWHHQ VFUHZV ķ RQ WKH ILJXUH DERYH E Ĺ 5HPRYH WKH 0DLQ ERDUG ķ LVFRQQHFW WKH FRXSOHU 1 1 1 1 1 1 1 1 ĸ 5HPRYH WKH IRXU VFUHZV LQGLFDWHG Service Manual Model No 17 ...

Page 19: ...W WKH UHPRWH FRQWURO ERDUG Take out the speaker directly 5HPRYH WKH ILYH VFUHZV ķ 3 2 7 Remove the O ķ 5HPRYH WKH WZR VFUHZV LQGLFDWHG RQ WKH ILJXUH DERYH E Assembly ĸ 7KHQ UHPRYH WKH 2UQDPHQWDO LJKW VVHPEO rnamental 3 2 8 Remove the Panel ķ 5HPRYH WKH VL VFUHZV LQGLFDWHG RQ WKH ILJXUH DERYH E ĸ 7KHQ UHPRYH WKH SDQHO Service Manual Model No 18 ...

Page 20: ...5HPRYH WKH IRXU VFUHZV IURP WKH UHDU FRYHU LQGLFDWHG ZLWK Ĺ 7KHQ UHPRYH WKH VWDQG ķ D GRZQ WKH XQLW VR WKDW UHDU ķ 5HPRYH WKH WZHQW VFUHZV LQGLFDWHG RQ ILJXUH DERYH E ĸ 7KHQ UHPRYH WKH EDFN FRYHU IURP WKH XQLW RQ WKH ILJXUH DERYH E Ĺ 5HPRYH WKH 0DLQ ERDUG ķ LVFRQQHFW WKH FRXSOHU 1 1 1 1 1 1 1 1 ĸ 5HPRYH WKH IRXU VFUHZV LQGLFDWHG Service Manual Model No 19 ...

Page 21: ...cket 7DNH RXW WKH VSHDNHU LQGLFDWHG RQ WKH ILJXUH DERYH E GLUHFWO ķ 5HPRYH WKH VHYHQ VFUHZV LQGLFDWHG RQ WKH ILJXUH DERYH E ĸ 5HPRYH WKH 0HWDO FRQQHFWLQJ ERDUG ķ 5HPRYH WKH WZHQW WZR VFUHZV LQGLFDWHG RQ WKH ILJXUH DERYH E ĸ 5HPRYH WKH 3DQHO UDFNHW DQG 0HWDO 6OLFH Ĺ 7KHQ RX FDQ WDNH RII WKH 3DQHO 3 3 8 Remove the Ornamental Light ķ 5HPRYH WKH WZR VFUHZV LQGLFDWHG RQ WKH ILJXUH DERYH E Assembly ĸ 7K...

Page 22: ...mber Description 4 1 2 4 1 1 B Board LCD Panel 0094001125 DE C Board Power Supply L26F6 L32F6 A B C A Board 0 0 A B C No Parts number Description A Board B Board C Board Power Supply 0094001236DC 0094001274B DC1CS0E0500M 0DLQ RDUG LCD Panel 0DLQ RDUG Service Manual Model No 21 ...

Page 23: ...4 1 3 L42F6 A B C No Parts number Description A Board B Board C Board Power Supply 0094001165DE 0094001757 DC1C50E0400M LCD Panel 0DLQ RDUG Service Manual Model No 22 ...

Page 24: ... can display 4 2 2 1 Mainboard of L26F6 L32F6 4 2 2 Connector definition CN24 4 2 2 2 Connector definition CN25 CN27 CN26 CN23 CN18 CN21 CN22 Power connectors CN18 Pin number Signal name Description 5 6 7 ON OFF PW ON OFF GND GND 5VS 5V Stand GND GND GND GND 12VA 12V Mainboard 12VA 12V Mainboard 1 2 3 4 Service Manual Model No 23 ...

Page 25: ...Left of audio Right of audio Power of audio anplifier connector CN27 1 2 3 Pin number Signal name Description GND GND 24V 24V 24V 24V 4 GND GND Left of audio Right of audio Key connector CN25 1 2 3 Pin number Signal name Description GND GND KEY1 KEY1 KEY0 KEY0 Remote connector CN24 1 2 3 Pin number Signal name Description 4 5 5V 5V IRIN IR IN LEDR LED RED LEDB LED BLUE GND GND Service Manual Model...

Page 26: ...VCC VCC BRI_IN GND ODSEL1 GND GND B2 GND GND B3 PNL_CLK GND BO ODSEL2 B2 BC BC B4 PNL_SDA VCC 31 32 GND GND B0 BO B1 B1 B1 B1 B3 B3 GND GND GND GND B4 B4 GND GND PB ADJUST VCC VCC VCC BRI_IN PB ADJUST LVDS Connector CN22 1 2 3 Pin number Signal name Description A1 A0 4 A3 9 10 Pin number Signal name Description A3 11 5 6 7 8 12 13 14 15 16 GND AC A4 N A A3 GND AC A1 A3 A4 A0 A1 A1 A2 A2 A2 A2 AC A...

Page 27: ...ector definition 4 3 2 1 L26F6 CN2 CN3 CN5 CN1 1 2 Pin number Signal name L N CN1 CN5 Pin number Signal name 1 2 3 4 GND GND 24VD 24VD CN3 Pin number Signal name 1 5 6 10 GND 24V CN2 Pin number Signal name Pin number Signal name 1 2 3 4 5 6 PS_ON 5V GND GND 7 GND 12V 12V Service Manual Model No 26 ...

Page 28: ... CN3 1 2 Pin number Signal name L N CN1 CN3 Pin number Signal name 1 2 3 4 GND GND CN2 PIN NUMBER DESIGNATION 1 12V 2 12V 3 GND 4 GND 5 5VSTB 6 GND 7 STN 8 SEL 9 V IPWM 10 BL ON 11 V EPWM 24V 24V Service Manual Model No 27 ...

Page 29: ... GND 24V 24V 24V 24V 24V 6 7 13 14 GND GND DC DIMMING BL ON OFF PWM DIMMING STATUS CN4 Pin number Signal name Pin number Signal name 1 2 3 4 11 12 13 14 5 10 24V GND GND 12V P ON OFF 12V 24V 12V 6 7 15 16 GND GND DC DIMMING BL ON OFF PWM DIMMING 8 9 17 18 GND GND GND 5V STATUS Service Manual Model No 28 ...

Page 30: ...ted 1 Ground 1 Ground 1 Ground 1 Ground 9 6B6 Open High 3 3V for NS Low GND for JEIDA 5HVHUYHG AUO Internal Use Only 1 Ground B LVDS Channel 1 Signal 0 B LVDS Channel 1 Signal 0 1 Ground B LVDS Channel 1 Signal 1 B LVDS Channel 1 Signal 1 1 Ground B LVDS Channel 1 Signal 2 B LVDS Channel 1 Signal 2 1 Ground B LVDS Channel 1 Clock B LVDS Channel 1 Clock 1 Ground B LVDS Channel 1 Signal 3 B LVDS Cha...

Page 31: ...V DC regulated 6 BLGND Ground and Current Return 7 BLGND Ground and Current Return 8 BLGND Ground and Current Return 9 BLGND Ground and Current Return 10 BLGND Ground and Current Return 11 DET 27 BLU status detection Normal 0 0 8V Abnormal Open collector 12 VBLON BL On Off control High Open 2 0V 5 5V for BL On Low GND for off 13 Internal PWM 26 VDI M Internal PWM 0 3 1V 10 100 Duty NC when Externa...

Page 32: ...ed to be applied typical power 3 Input power of JIG BD is about 78 W typ by AUO measure At 0 1500 1650 4 Striking Voltage At Vstrike 1350 1500 Vrms 1 Base on lamp specification to ensure each lamp can be normally ignited need to apply at least minimum striking voltage to each lamp 5 Striking Time Ts 1000 1500 msec 1 To ensure each lamp can be normally ignited each lamp need to be applied at least ...

Page 33: ...gative 13 RIN0 LVDS Channel 0 positive 14 GND Ground and Signal Return for LVDS 15 RIN1 LVDS Channel 1 negative 16 RIN1 LVDS Channel 1 positive 17 GND Ground and Signal Return for LVDS 18 RIN2 LVDS Channel 2 negative 19 RIN2 LVDS Channel 2 positive 20 GND Ground and Signal Return for LVDS 21 RCLK LVDS Clock negative 22 RCLK LVDS Clock positive 23 GND Ground and Signal Return for LVDS 24 RIN3 LVDS ...

Page 34: ...0 VDC VDDB Main Power DV input 24 0 VDC VDDB Main Power DV input 24 0 VDC GND Ground GND Ground GND Ground GND Ground GND Ground Reserved Please leave it open VBLON Enable Pin BL On Off control signal High Open On Low Off Low 0 0 8V High 2 0 5 0V VDIM Internal PWM 3 3V 100 duty open for 100 luminance 0V 10 duty NC I 7 9 Service Manual Model No 33 ...

Page 35: ...ved 35 RECLKN SECOND CLOCK CHANNEL C 10 Reserved 36 RECLKP SECOND CLOCK CHANNEL C 11 GND Ground 37 GND Ground 12 RO 0N FIRST CHANNEL 0 38 RE3N SECOND CHANNEL 3 13 RO 0P FIRST CHANNEL 0 39 RE3P SECOND CHANNEL 3 14 RO 1N FIRST CHANNEL 1 40 NC No connection 15 RO 1P FIRST CHANNEL 1 41 NC No connection 16 RO 2N FIRST CHANNEL 2 42 GND Ground 17 RO 2P FIRST CHANNEL 2 43 GND Ground 18 GND Ground 44 GND G...

Page 36: ...ns 5 2 External Equipment Connections P MODE CC INPUT P SIZE MENU VOL REV FREEZE 1 2 3 4 5 6 7 8 9 MTS SAP CH CH VOL OK PLAY PAUSE FAVORITE 0 S MODE DISPLAY SLEEP H LOCK STOP BACK ZOOM MUTE RECALL 5 1 Accessories Service Manual Model No 35 ...

Page 37: ... mode press the button to confirm Press C Play button on external equipment for program play Refer to the DVD player s manual for operating D instructions HDMI or DVI Setup To watch digitally broadcast programs purchase and connect a digital set top box How to connect Use the TV s COMPONENT Y P b Cb Pr Cr INPUT jacks VGA or HDMI port for video connections depending on your set top box connections ...

Page 38: ...change the PC mode to another resolution change the refresh rate to another rate or adjust the brightness and contrast on the menu until the picture is clear If the refresh rate of the PC graphic card can not be changed change the PC graphic card or consult the manufacturer of the PC graphic card VIDEO L AUDIO R VIDEO L AUDIO R VGA DVI AUDIO VGA VGA IN 2 Y Pb Cb Pr Cr L AUDIO R IN 1 2 Note Avoid k...

Page 39: ...lug to other than the specified voltage Use the attached power cord only If the polarized AC cord does not fit into a non polarized AC outlet do not attempt to file or cut the blade It is the user s responsibility to have an electrician replace the obsolete outlet If you cause a static discharge when touching the unit and the unit fails to function simply unplug the unit from the AC outlet and plu...

Page 40: ...OMPONENT In Connect a componentVideo Audio device to these jacks 2 VGA DVI AUDIO Connect aVGA Audio device to these jacks 3 VGA IN ConnectthemonitoroutputconnectorfromaPC tothejack 4 AV IN ConnectVideo Audio out from anVideo Audio device to these jacks 5 AV OUT Video Audio output terminal 6 ANT IN ConnectcableorantennasignaltotheTV either directlyorthroughyourcablebox 7 USB jack ConnectUSBstoraged...

Page 41: ...isplay a frozen image of the current program but audio continus Press again to return to the program D POWER Press this key to startTV from standby mode press it again to return to standby mode E Sound Mode Press this key continuously to select the sound mode F Display Press to display theTV status information on the top of theTV screen G MTS SAP Select MONE STEREO SAP H 0 9 This keys are used to ...

Page 42: ...2 Video YPbPr2 Audio Video Switch 74HC4052 Audio Switch PI5V330 HDMI 0 LVDS PANEL L R CVBS AV OUT D AMP Speaker OUT HeadPhone OUT TDA8932 LQFP216 TDA9885 S1 Video Video AV1 Video AV1 Audio AV2 Video AV2 Audio Tuner SPI FLASH Clone USB DSMB Module SYNC Switch PI5V330 DSMB_H V_SYNC VGA_H V_SYNC Service Manual Model No 41 ...

Page 43: ...340 D45 B340 R22 10K NC R22 10K NC C13 NC 0 1uF C13 NC 0 1uF R8 22K1 R8 22K1 D38 NC B130 D38 NC B130 RW25 200R 1 RW25 200R 1 R19 1K NC R19 1K NC Q48 AO3401 AF2301 Q48 AO3401 AF2301 CN46 H_2 0_5 NC CN46 H_2 0_5 NC 1 2 3 4 5 6 R583 8 2K1 R583 8 2K1 TP55 TP55 C16 10nF C16 10nF DW4 orientation DW4 orientation 1 1 4 4 5 5 6 6 7 7 8 8 2 2 9 9 3 3 L14 33uH L14 33uH L19 0H 0805 L19 0H 0805 C447 0 1uF C447...

Page 44: ...1 0R LS24 Bead 0603 LS24 Bead 0603 47nF C42 47nF C42 CS33 10uF 10V CS33 10uF 10V 47nF C57 47nF C57 U25 24C64 U25 24C64 A0 1 A1 2 A2 3 GND 4 SDA 5 SCL 6 WP 7 VCC 8 NC C75 NC C75 R408 100 R408 100 RS50 NC 120R RS50 NC 120R 0 1uF CT25 0 1uF CT25 R43 100 R43 100 CS66 0 1uF CS66 0 1uF 0 1uF CS2 0 1uF CS2 LS19 0R LS19 0R 0 1uF CS40 0 1uF CS40 L117 0R L117 0R LS11 Bead 0603 LS11 Bead 0603 2 2uF C71 2 2uF...

Page 45: ...S12 SHORT S12 SHORT L169 0H 0805 L169 0H 0805 R446 NC 10K R446 NC 10K ESD3 10pF ESD3 10pF CN14 HAIER_S_VIDEO_2 CN14 HAIER_S_VIDEO_2 C 4 GND2 2 GND1 1 GND3 5 Y 3 GND4 6 GND5 7 R90 10K R90 10K NC 22pF C157 NC 22pF C157 4 7uF C469 4 7uF C469 R743 NC 100 R743 NC 100 L168 0H 0805 L168 0H 0805 R88 75 R88 75 ESD13 10pF ESD13 10pF ESD15 10pF ESD15 10pF TP59 TP59 R131 10K R131 10K Q39 2N3904 Q39 2N3904 1 2...

Page 46: ...10pF ESD29 10pF TP49 TP49 1 R146 75 R146 75 CN33 YPbPr1 CN33 YPbPr1 3 3 6 6 Nc 9 Y 2 Pb 5 8 8 1 1 GND 4 Pr 7 10 10 R512 10K R512 10K NC 22pF C405 NC 22pF C405 CN34 YPbPr2 CN34 YPbPr2 3 3 6 6 Nc 9 Y 2 Pb 5 8 8 1 1 GND 4 Pr 7 10 10 CN2 HAIER_SOUND CN2 HAIER_SOUND GND1 1 GND2 3 NC1 6 NC2 7 L1 4 L2 5 R 2 R513 10K R513 10K S22 SHORT S22 SHORT ESD38 10pF ESD38 10pF R520 75 R520 75 R158 6 8K R158 6 8K NC...

Page 47: ...7 DATA0 Shield 8 DATA0 9 CLK 10 CLK Shield 11 GND_2 21 GND_3 22 Reserved 14 SCL 15 SDA 16 DDC CEC Ground 17 GND_4 23 DATA1 4 DATA1 Shield 5 CLK 12 CEC 13 R651 10R R651 10R R219 100 R219 100 ESD36 10pF ESD36 10pF R635 NC 10R R635 NC 10R TP64 TP64 CN20 H_2 0_4 CN20 H_2 0_4 1 2 3 4 ESD65 NC 0 15pF ESD65 NC 0 15pF 1 2 R744 NC 100 R744 NC 100 Q20 NC BAV70 Q20 NC BAV70 3 2 1 R649 10R R649 10R 0 1uF C229...

Page 48: ... R623 22 R623 22 R189 NC 330R R189 NC 330R Q13 NC 2N3904 Q13 NC 2N3904 1 2 3 C216 10nF C216 10nF CE101 10UF 16V CE101 10UF 16V R203 NC 2 2k R203 NC 2 2k 10nF C952 10nF C952 S26 SHORT S26 SHORT C219 10PF C219 10PF R735 0R R735 0R R186 NC 10k R186 NC 10k C393 NC 0 1uF C393 NC 0 1uF R750 0R R750 0R RS89 1 2K RS89 1 2K C223 NC 10nF C223 NC 10nF R197 NC R197 NC C218 NC 10nF C218 NC 10nF CE6 10uF 16V CE...

Page 49: ...20uF 25VS 1uF C248 1uF C248 R666 NC R666 NC L88 NC L88 NC R284 100 R284 100 R524 NC R524 NC R301 NC R301 NC TP72 TP72 Q24 2N3904 Q24 2N3904 1 2 3 R281 1 8K R281 1 8K C246 0 1uF C246 0 1uF CN21 H_2 0_16X2 CN21 H_2 0_16X2 1 1 3 3 5 5 7 7 9 9 2 2 4 4 6 6 8 8 10 10 11 11 12 12 13 13 14 14 15 15 16 16 17 17 18 18 19 19 20 20 21 21 22 22 23 23 24 24 25 25 26 26 27 27 28 28 29 29 30 30 31 31 32 32 Q25 NC...

Page 50: ... C425 0 1uF 50V C425 0 1uF 50V C328 47pF C328 47pF C427 0 1uF 50V C427 0 1uF 50V R537 10 R537 10 C421 0 1uF 50V C421 0 1uF 50V R94 27K R94 27K ESD11 10pF ESD11 10pF R364 NC 0R R364 NC 0R C424 15nF 50V C424 15nF 50V CE29 22uF 16V CE29 22uF 16V R371 NC R371 NC C329 1 5nF C329 1 5nF NC C471 NC C471 R374 10 R374 10 L167 0H 1206 L167 0H 1206 C454 0 1uF 35V C454 0 1uF 35V CE97 1000uF 35V CE97 1000uF 35V...

Page 51: ...4 TP84 R578 4 7K NC R578 4 7K NC R785 4 7K R785 4 7K TP82 TP82 R593 4 7K R593 4 7K D79 NC IN4148 D79 NC IN4148 1 2 D43 NC IN4148 D43 NC IN4148 1 2 C253 100pF C253 100pF R786 NC 4 7K R786 NC 4 7K R295 4 7K R295 4 7K TP81 TP81 R296 2 2K R296 2 2K R294 4 7K R294 4 7K R298 0R R298 0R CN25 H_2 0_5 CN25 H_2 0_5 1 2 3 4 R784 4 7K R784 4 7K R300 0R R300 0R ESD81 10pF ESD81 10pF 1 2 R304 220R R304 220R R31...

Page 52: ...R604 330 C402 10uF 10V C402 10uF 10V Q40 2N3906 Q40 2N3906 1 3 2 U36 PI5V330 U36 PI5V330 S1C 11 S1A 2 S2B 6 EN 15 S2A 3 DB 7 S2C 10 1 2 1 S1B 5 DC 9 DD 12 DA 4 GND 8 VCC 16 S1D 14 S2D 13 R125 22K R125 22K R679 100K R679 100K NC 22pF C188 NC 22pF C188 R254 1K R254 1K C445 0 1uF C445 0 1uF ESD31 10pF ESD31 10pF LS30 0R LS30 0R R164 10K R164 10K R171 NC 6 8K R171 NC 6 8K R167 6 8K R167 6 8K S27 NC SH...

Page 53: ...1 1 2 2 3 3 4 4 GND0 8 D0 7 D 6 5V 5 GND 2 12 D 2 11 D 2 10 5V 2 9 L79 Bead 1206 L79 Bead 1206 CE105 NC 100uF 16V CE105 NC 100uF 16V C539 4 7pF C539 4 7pF C142 NC 0 1uF C142 NC 0 1uF R779 0R R779 0R FU1 1206L110C FU1 1206L110C R777 0R R777 0R C538 4 7uF C538 4 7uF L84 Bead 1206 L84 Bead 1206 R776 NC 100R R776 NC 100R R773 33K R773 33K L16 0H 1206 L16 0H 1206 C141 NC 0 1uF C141 NC 0 1uF R774 0R R77...

Page 54: ...02070A Cable Power For Mainboard 0090403469E 2 3 4 5 6 NO Name Parts number 1 2 3 Cable For Keypad 4 Cable For Speaker 0090401643D 5 Cable Power For Audio Amplifier 6 Cable For Remote 0090402750B LVDS Cable 0090402070B Cable Power For Mainboard 0090402469 7 Cable For Ornamental Light 0090402849A 1 2 3 4 5 6 7 8 Cable For Ornamental Light 0090402750B 7 Cable For Backlight 0090402054A 7 8 Service Ma...

Page 55: ...r Speaker 4 Cable For Remote 0090402849B 5 Cable Power For Mainboard 6 Cable For Keypad 0090402750B LVDS Cable 0090402724B Cable For Back Light 0090402862B 7 Cable For Ornamental Light 0090401752C 1 2 3 4 5 6 7 Service Manual Model No 54 ...

Page 56: ... 8 2 Measurements and Adjustments 8 2 1 The Main Menu In factory mode menu press up down button to choose the up down item press left right button WR WKH VXEPHQX SUHVV 2 EXWWRQ WR DI UP SUHVV 0 18 EXWWRQ JR WR WKH QH W SDJH In this page you should consider INT EEPROM function This function you can reset all date return to original state if you encounter inextricable problem you can try this functi...

Page 57: ...olor Temperature This page is control the Color Temperature like normal warm cool Picture Mode This page is control the picture effect like B rightness contrast color sharpness Service M l Service Manual Model No 56 ...

Page 58: ...8 2 3 Audio This page is control the sound effect QRQOLQHDU YROXPH Service Manual Model No 57 ...

Page 59: ...l Verify if correct channel is selected Adjust the antenna Make adjustments by Fine Tune and MANUAL Scan No color for some channel program black and white Verify if the same problem exists in other channels check out of picture and sound system Refer to relative instructions in the Manual for color adjust Spots with some or all pictures Verify if the antennal is correctly connected Verify if the a...

Page 60: ... C431 0 1uF 50V R541 22R R541 22R CE99 47uF 16V CE99 47uF 16V R542 39k R542 39k C419 0 1uF 50V C419 0 1uF 50V TP75 TP75 L149 47uH L149 47uH R596 10k R596 10k R546 22K R546 22K C429 0 1uF 50V C429 0 1uF 50V C434 100pF 50V C434 100pF 50V TP78 TP78 C428 15nF 50V C428 15nF 50V TP76 TP76 CE98 1000uF 35V CE98 1000uF 35V R539 10 R539 10 C430 0 1uF 50V C430 0 1uF 50V C425 0 1uF 50V C425 0 1uF 50V C427 0 1...

Page 61: ...ss Pass Pass KHFN LI VSHDNHU LV EURNHQ KDQJH VSHDNHU KHFN LQSXW RXWSXW VRXQG VLJQDO ZDYH DURXQG 0DLQ QR LQSXW VR WKH LQSXW FLUFXLW EHIRUH 0DLQ LV EURNHQ LQSXW LV RN QR RXWSXW VR WKH 0DLQ LV EURNHQ KHFN RXWSXW VRXQG VLJQDO ZDYH DURXQG 8 QR RXWSXW WKHQ FKHFN LI SRZHU KHFN LI LV EURNHQ VXSSO IRU 03 LV 2 RU QRW Service Manual Model No 60 ...

Page 62: ... 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 Horizontal line light or dark forever Service Manual Model No 61 ...

Page 63: ...arizer Bladder between Polarizer and top glass Polarizer Scratch Polarizer Scratch Tine or rigidity arose F inside 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 Bright and dark display alternately Service Manual Model No 62 ...

Page 64: ...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 IC short or jointion bad 3 Pannel and vsc connect bad Service Manual Model No 63 ...

Page 65: ...een 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 Rotundity or w...

Page 66: ...chanlcal 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 Service Manual Model No 65 ...

Page 67: ...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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Haier L26F6, Service Manual

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