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Service Manual

Model No.: LE22S600

No sound No picture

No

Verify if the Power has
5Vstb output

Yes

Change the
Power supply

Verify if cn17 pin1 /2 has 5V
input

Yes

Verify if CN17 Pin1/2 has 12V
input

Yes

Verify if DC/DC convertors have
the right output

Yes

No

No

No

Change Power board

Change Power board

Change corresponding
DC/DC convertor

Still having

Change

Change the software

40

Problems

Mainboard

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Summary of Contents for LE22S600

Page 1: ...dvise 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 2013 Qingdao Haier Electronics Co Ltd All rights rese...

Page 2: ...ed in this manual 6 1 4 How to Read this Service Manual 6 Using icons 6 Chapter 2 Speciﬁcation 2 1 Speciﬁcation list 8 2 2 External pictures four faces 9 Chapter 3 Disassemble and Assemble 3 1 LE22S600 11 3 1 1 Remove the Stand 11 3 1 2 Remove the Back Cabinet 11 3 1 3 Remove the Mainboard 11 3 1 4 Remove the Power Supply Module 11 3 1 5 Remove the Speaker 11 3 1 6 Remove the Remote Control Board ...

Page 3: ...rements and Adjustments 8 1 Service Mode 30 8 1 1 How to enter into Service Mode 30 8 1 2 How to exit 30 8 2 Measurements and Adjustments 30 8 2 1 The Main Menu 30 8 2 2 General Setting 31 8 2 3 Picture 31 8 2 4 Sound 32 8 2 5 Debug 32 8 2 6 ADC Adjust 32 8 2 7 Emc Setting 32 8 2 8 SW Information 32 8 2 9 Software Update USB 32 8 2 10 Init FAC Channel 32 8 2 11 Init TV 32 8 2 12 Burn Mode 32 8 3 S...

Page 4: ...g 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 king of contact with any ins...

Page 5: ...t 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 responsible Lead free ...

Page 6: ... 90 99 strength CAUTION This 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 al...

Page 7: ...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 1 3 7 Ordering Spare Parts Please include the following informations when you order parts Particularly the Version letter 1 Model nu...

Page 8: ...lation 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 she will ﬁnd additional information on a speciﬁc topic 7 ...

Page 9: ...sia etc Color System NTSC Audio System M N Audio Output Power Built in W 2 6W 2 Audio Output Power outer W No Total Power Input W 40W Voltage Range V AC100V 240V Power Frequency Hz 50 60Hz Time of Sleep Timer MINS 240Min Net Weight KG 3 18 Gross Weight KG 4 05 Net Dimension MM 514 5X361X161 5 Packaged Dimension MM 571X123X414 Service Manual Model No LE22S600 Chapter 2 Speciﬁcation 2 1 Speciﬁcation...

Page 10: ...Service Manual Model No LE22S600 2 2 External pictures four faces Front Side Left Side 9 ...

Page 11: ...Service Manual Model No LE22S600 Right Side Back Side 10 ...

Page 12: ...crews from the stand which in the picture above 3 Remove the stand 3 1 4 Remove the Power Supply Module 3 1 2 Remove the Back Cabinet 1 Remove the four screws indicated with red circles in below picture 2 Remove the Power Supply Module 3 1 5 Remove the Speaker Remove the Speaker indicated by red circle in below picture 1 Remove the five screws indicated with red circles 2 Flip machine panel side u...

Page 13: ...Service Manual Model No LE22S600 3 1 6 Remove the Remote Control Board And the Key Board Remove the Remote Control Board indicated by red circle in below picture 12 ...

Page 14: ... Manual Model No LE22S600 Chapter 4 Location of Controls and Components 4 1 Board Location 13 A Board B Board C Board No Parts number Description A Board Power Supply Module B Board Mainboard C Panel LCD Panel ...

Page 15: ...te into signal that panel can display 4 2 2 Connector deﬁnition 14 IR Key connector CN7 Pin number Signal name 1 5V 2 IR 3 RED 4 GRE 5 GND 6 K0 7 K1 8 K2 9 K3 10 K4 11 K5 12 K6 13 K7 14 GND Inverter connector CN3 Pin number Signal name 1 12V 2 12V 3 BLO 4 ADJ 5 GND 6 GND Speaker connector CNA1 Pin number Signal name 1 LO 2 GND 3 GND 4 RO ...

Page 16: ...y connector CN902 Pin number Signal name 1 12V 2 5V 3 5V 4 GND 5 DIM 6 GND 7 O F Service Manual Model No LE22S600 4 3 Power Supply Module 4 3 1 Function Description To supply power for Mainboard Panel 4 3 2 Connector deﬁnition CN902 CN1 CN901 CN901 is the Power cord connector 15 ...

Page 17: ...Service Manual Model No LE22S600 4 4 LCD Panel LE22S600 Backlight Unit LVDS CONNECTOR CN1 Connector Deﬁnition 16 ...

Page 18: ...Service Manual Model No LE22S600 17 ...

Page 19: ...Service Manual Model No LE22S600 Chapter 5 Installation Instructions 5 1 Accessories Remote Control 18 Batteries ...

Page 20: ...ctor Turn off your TV and PC C Connect a D type 15 pin VGA interface cable to the HDMI Input VGA video interface connector on the PC Connect the other end of the cable to the PC interface connector on the TV Tighten the screws on the A Connect the cable from the HDMI device to the TV HDMI socket D E VGA connectors and connect the audio cable not supplied to the audio input socket on the back of th...

Page 21: ...l the vailable input sources 3 MENU Press to select the main menu 4 CH TV channel down 5 CH TV channel up 6 VOL Press to decrease the volume 7 VOL Press to increase the volume Service Manual Model No LE22S600 Chapter 6 Operation Instructions 6 1 Front Panel Controls 20 ...

Page 22: ...1 2 3 4 5 6 7 Service Manual Model No LE22S600 6 2 Back Panel Controls 21 1 ANT input 2 Earphone output 3 AV input 4 PC AUDIO input 5 PC input 6 HDMI IN input 7 USB input ...

Page 23: ...t button FREEZE button Picture Mode undefined Sleep button Program Number Channel selection Source Exchange Mute VOL VOL Volume selection Menu button Cursor Mover button USB Shortcut button return to the previous Fast Reverse only for USB Fast Forward only for USB HDMI Shortcut button undefined Sound Mode Favourite list button DTV Audio NICAM DISPLAY button RECALL button CH C H C hannelsel ect i o...

Page 24: ...Service Manual Model No LE22S600 Chapter 7 Electrical Parts 7 1 Circuit Diagram ...

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Page 29: ...Service Manual Model No LE22S600 7 2 Wiring Connection Diagram 29 ...

Page 30: ...e At the end of the main factory menu you can see the edition of the software like this BUILD TIME 2013 02 28 16 35 37 VERSION v1 0 8 1 2 How to exit If you want to exit this factory menu please press the button Exit on the remote system will be out the factory mode menu 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 ...

Page 31: ... to set TV bootup automatically when AC power on 4 WHITE PATTERN select the different color test screen 5 PWM Backlight dimming 6 Hotel Mode select On to set the Channel switchs in Hotel mode 7 Factory remote Open or close the Factory remote 8 2 3 PICTURE Adjust the values of Contrast Brightness Tint Color Sharpness in different source 31 ...

Page 32: ...put in different source 8 2 5 DEBUG undefined 8 2 6 ADC ADJUST undefined 8 2 7 EMC SETTING undefined 8 2 8 SW INFORMATION Display the software information 8 2 9 Software Update USB 8 2 10 INIT FAC CHANNEL Initialize the factory channel 8 2 11 INIT TV 8 2 12 Burn Mode Open or close the burn in mode 32 ...

Page 33: ...are ﬁles to a USB disk on the root directory 2 Insert the USB disk when the AC power is off 3 Turn on the AC power in turn to begin 4 Turn off the AC power until the indicator light do not twinkling 5 Pull out the USB disk and power on the television Note Do not turn off the TV while it is updating 33 ...

Page 34: ...by Fine Tune and MANUAL Scan No color for some channel program black and white Verify that the same problem exists on other channels Check the picture and sound systems Refer to the relevant instructions in the manual to adjust the colour Spots with some or all pictures Verify if the antennal is correctly connected Verify if the antennal is in good condition Make ﬁne adjustment of channel Televisi...

Page 35: ...Service Manual Model No LE22S600 9 2 Mainboard IC Introduction Top view 35 1 2 3 4 5 6 7 8 ...

Page 36: ...Service Manual Model No LE22S600 Bottom view 36 ...

Page 37: ...SIG U8 4 DC DC convertor 5V 1 2V for TSUMV59XE U9 LC3406CB5TR U4 5 voltage convertor 5V to 3 3V_STB LC1117CLTR33 U1 6 voltage convertor 5V to AVDD_2 5V LC1117CLTRAD U6 7 voltage convertor 5V to 3V for tuner FCM1005KF 121T06 UT1 8 Tuner CDT 3NP5I1 10 T2 Please check the Schematic Diagram for the particular support 37 ...

Page 38: ...e the Power Board Yes Check the J1 CN15 BLO Backlight on off Yes No There s something wrong with FRC Verify if the DC DC convertor can output the right Voltage No Change the corresponding DC DC Q8 output 5V Yes No Verify if U9 output Change the corresponding IC Yes Still having problems Change Panel Change LVDS wire 38 ...

Page 39: ...the main board has the right input according to the source TV COMPONENT VGA SCART HD MI etc Yes Verify if UA1 has the right output Pin4 6 Yes Check QA1 QA4 and its periphery circuit No No Check the corresponding audio input circuit you connect Verify if UA1 has the right power in Pin7 8 Yes Change UA1 Still having problems Change Mainboard 39 ...

Page 40: ...hange the Power supply Verify if cn17 pin1 2 has 5V input Yes Verify if CN17 Pin1 2 has 12V input Yes Verify if DC DC convertors have the right output Yes No No No Change Power board Change Power board Change corresponding DC DC convertor Still having Change Change the software 40 Problems Mainboard ...

Page 41: ...ound Verify if sound system is correct No Change sound system For ease of use recommend that customer format the picture and sound settings in the automatic option Still having problems Updata the software and make the reboot or change the maiboard 41 ...

Page 42: ...ame problem exists in other channels Yes check out of picture and sound system No No Check out of picture and sound system of this channel Change the channel to the right sound system PAL BG SECAM L Yes Refer to relative instructions in the Manual for color adjust Updata the software and Still having problems 42 make the reboot or change the maiboard ...

Page 43: ...d is broken Check if the power cord co nnect well Yes Check if the Power board output 5V and 12V No No Reconnect the power cord with the outlet or Power board Replace the Power board pls Still having problems Check if Main board LVDS wire Panel are in good condition 43 ...

Page 44: ...CD Mis align between TCP and Panel Panel failure TCP failure Name Description Phenomena Failure cause V B D Vertical bar V Dim Vertal gray line V L D Vertical color line light or dark forever TCP H B D Horizontal bar H Dim Horizontal gary line H L D Horizontal line light or dark forever Service Manual Model No LE22S600 9 4 Pannel Failure Failure Mode 44 ...

Page 45: ...tch Tine or rigidity arose Eyewinker inside Polarizer Eyewinker inside Polarizer Abnormal Display Bright and dark display alternately 1 Chip lose action 2 IC ahort or jointiog bad 3 Pannel and vsc connect bad Part Name Dot Defect Polarizer Bubble Panel or Polarlzer Polarizer Scratch F inside Polarizer Abnormal Display Circuit Flashing Service Manual Model No LE22S600 45 ...

Page 46: ...DS Black Screen B L normal only Black screen display Circuit Crosstalk FIIcker 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 LE22S600 46 ...

Page 47: ...wire and electrode B L dark B L brightness darker than normal Connect badnessShort between wire and electrode B L wire damaged Without backlight B L wire damaged B L wire open Operation abnormal or systemic noise Operation abnormal or systemic noise Short bitween lamp housing and wire Because consume power too much B L shut down B L shutdown in sometime F M F M inB L white balck Rotundity or wirel...

Page 48: ...leakage B L unit badness Brightness at bottom of LCM brighter than normal Mechanlcal or B L B L brightness asymmetric Uniformity Sheet in B L unit is uneven Mount hole Lack screw or screw damage Lack screw Screw damage Service Manual Model No LE22S600 48 ...

Page 49: ...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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