Haier HLC15E-D Service Manual Download Page 9 | Manualshive

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9

3.2.1 Function Description:

Main Board

：

Process signal which incept from exterior equipment

，

then translate into signal that panel

can display.

3.2.2

Connector definition

Main Board

Main board connector

Power connectors(CN22,CN3)

Notes:

CN22-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.
CN22-Pin 7: System power on / standby
System board will use this pin to control system power.
CN22-Pin 4: Control the luminance of backlight
The system can generate the PWN signal to control the strength of TFT LCD Panel’s backlight through

CN22

CN3

Pin number

Signal name

Pin number

Signal name

1 +12VEXT

1

D12V

2 +12VEXT

2

GND

3 BLON 3

GND

4 ADJ 4

D5V

5 GND 5

DSTB

6 GND
7 PWR-ON

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Summary of Contents for HLC15E-D

Page 1: ...1 HLC15E D 2007 Haier Electronic Company Limited All rights reserved Unauthorized copying and distribution is a violation of law ...

Page 2: ... Board 11 3 4 DC DC Power Subassembly 12 3 5 LCD Panel 13 4 FEATURES AND TECHINICAL DESCRIPTION 15 5 INSTALLATION INSTRUCTIONS 18 5 1 External Equipment Connections 18 5 2 HDMI Connections 22 6 OPERATION INSTRUCTIONS 27 6 1 Front Panel Controls 27 6 2 Back Panel Controls 27 6 3 Universal Remote Controller 28 7 DISASSEMBLY INSTRUCTIONS 36 7 1 Whole Machine 36 7 2 Base Subassembly 37 7 3 Back Subass...

Page 3: ... language English Spanish French Color system NTSC Audio system M Audio output power Built in W 2 1 5W Audio output power outer W No Total power input W 60W Voltage range V AC120V Power frequency Hz 60Hz Time of sleep timer MINS 240Min Net weight KG 3 6 Gross weight KG 4 7 Net dimension MM 370 168 365 Packaged dimension MM 425 200 440 Model HL15E D Screen size 15inch Aspect ratio 4 3 Resolution 10...

Page 4: ...et dimension MM 370 168 365 Packaged dimension MM 425 200 440 2 Warning WARNING RISKELECTRIC SHOCK DONOT OPEN WARNING To reduce the risk of electric shock don t remove cover or back No user serviceable parts inside refer service to qualified service personnel Safety of operators has been taken into consideration at the design and manufacture phase but inappropriate operation may cause electric sho...

Page 5: ...o frequency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio communications However there is no guarantee that interference with not occur in a particular installation If this equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment off and on the user is encourage to ...

Page 6: ... cord protection Power supply cords should be routed so that they are not likely to be walked on or pinched by items placed upon or against them Pay particular attention to cords or plugs convenience receptacle and the point where they exit from the appliance 11 Lighting precaution for added protection for this product during a lighting storm or when it is left unattended for long period of time u...

Page 7: ...d as this can result in a risk of fire or electric shock SAVE THESE INSTRUCTIONS Thank you for using our Haier product This easy to use manual will guide you in getting the best use of your product Remember to record the model and serial number They are on label in back of the unit Staple your receipt to your manual You will need it to obtain warranty service 3 LOCATION OF CONTROLS AND COMPONENTS ...

Page 8: ...8 No Parts number Description A Board Main Board B Board Power Board C Board DVD D Board Inverter 3 2 A Board Main Board ...

Page 9: ...stem can turn on or turn off the backlight of TFT LCD Panel through the power supply unit path CN22 Pin 7 System power on standby System board will use this pin to control system power CN22 Pin 4 Control the luminance of backlight The system can generate the PWN signal to control the strength of TFT LCD Panel s backlight through CN22 CN3 Pin number Signal name Pin number Signal name 1 12VEXT 1 D12...

Page 10: ... RXE2 LVDS EVEN 2 Signal 12 RXE2 LVDS EVEN 2 Signal 13 14 GND Ground 15 RXEC LVDS EVEN Clock Signal 16 RXEC LVDS EVEN Clock Signal 17 RXE3 LVDS EVEN 3 Signal 18 RXE3 LVDS EVEN 3 Signal 19 RXO0 LVDS ODD 0 Signal 20 RXO0 LVDS ODD 0 Signal 21 RXO1 LVDS ODD 1 Signal 22 RXO1 LVDS ODD 1 Signal 23 RXO2 LVDS ODD 2 Signal 24 RXO2 LVDS ODD 2 Signal 25 26 GND Ground 27 RXOC LVDS ODD Clock Signal 28 RXOC LVDS...

Page 11: ...11 Speaker connector CN6 Other connectors 1 CN19 to Upgrade the program of MCU 2 CN8 to Upgrade the program of main chip ...

Page 12: ...rd And Inveter 3 3 1 Function Description Power Board supply power for Main board Inverter supply power for Panel 3 3 2Connectordefinition Power Board INPUT CONNECTOR CN2 CN2 Signal name 1 12V 2 12V 3 12V 4 12V 5 GND 6 GND 7 GND ...

Page 13: ...1 12V 2 12V 3 12V 4 BLO 5 GND Pin number Signal name Description 1 3 Power Power for panel 4 6 GND Ground 7 RXE0 LVDS EVEN 0 Signal 8 RXE0 LVDS EVEN 0 Signal 9 RXE1 LVDS EVEN 1 Signal 10 RXE1 LVDS EVEN 1 Signal 11 RXE2 LVDS EVEN 2 Signal 12 RXE2 LVDS EVEN 2 Signal 13 14 GND Ground 15 RXEC LVDS EVEN Clock Signal 16 RXEC LVDS EVEN Clock Signal ...

Page 14: ...ICAL DESCRIPTION 1 Factory model reference only L15A18 A 2 HAC model HL15E D 3 Tuner Integrated NTSC ATSC 17 RXE3 LVDS EVEN 3 Signal 18 RXE3 LVDS EVEN 3 Signal 19 RXO0 LVDS ODD 0 Signal 20 RXO0 LVDS ODD 0 Signal 21 RXO1 LVDS ODD 1 Signal 22 RXO1 LVDS ODD 1 Signal 23 RXO2 LVDS ODD 2 Signal 24 RXO2 LVDS ODD 2 Signal 25 26 GND Ground 27 RXOC LVDS ODD Clock Signal 28 RXOC LVDS ODD Clock Signal 29 RXO3...

Page 15: ... planning your flat panel television install there are some questions you ll need to ask yourself first Once these are answered you re ready to begin your project Seating area Is the system designed around a sweet spot or for the same sound and picture everywhere There are different products for different designs Furniture You will need room for your equipment most home theater components require ...

Page 16: ...l TV These TVs are available in sizes as small as 32 and go all the way past 100 Most have a variety of mounting options DLP Wall Mountable TVs This is the least common type of Wall Mountable TV There are usually special requirements for this mount Needed Tools Some tools used in the installation profession can cost hundreds of dollars However these tools can save hours of work on a project and al...

Page 17: ... channeling This involves cutting out a path in the wall for the wire to flow though Some damage due to the wall notching or stud drilling is expected with this technique After you run wire though the channel you will need to patch the hole in the wall Intermediate Skill Level 2 hours depending on room Carpet fish This technique uses a specially designed flat wire to run between the carpet and the...

Page 18: ... part of what it s used for as well Aesthetics What speaker sizes are you planning to use Make sure the ones you choose don t overwhelm the room Wire access Have you planned how you will run wires to your speaker locations Speaker Breakdown See our Speaker Selection Floor standing Tower Speakers These are the largest speakers and the most common in dedicated home theater rooms They consist of a la...

Page 19: ...o get a wire from your speaker to your equipment There are a few rules you ll need to be aware of when it comes to running wires The National Electrical Code NEC is a set of rules that govern how wires and varying types of power are to be run in a building These rules cover both high voltage outlets light switches and low voltage phone lines speaker wires cable lines Any work you do MUST be in acc...

Page 20: ...place against baseboards in corners etc The trim can also be painted so it blends better with the background Mounting an On Wall Speaker Beginner Skill Level 30 to 60 minutes1 Most on wall speakers will have a very straightforward mounting process If they can be wall mounted they will have a small hole on the back or an insert for attaching a mount Measure where this hole is on the speaker and pic...

Page 21: ...your line before cutting Be sure to save the piece you just cut out you can use it to patch the hole if you ever decide to remove the speaker See Photo 2 4 When your hole has been cut you may be able to use this newly found access to help run your wires Once your wire is in place connect it to the speaker This would be a good time to test your speaker by playing something through it to make sure y...

Page 22: ...into place the last step is to insert the grille that came with your speaker This is a decorative cover that conceals the components of the speaker itself These grilles are usually a very tight fit and can bend if not inserted carefully Start with one side of the grille and work it into the groove without forcing it They are a very precise fit and any creases will be very noticeable if you end up ...

Page 23: ...tion which is best for you VCR connection To avoid picture noise interference leave an adequate distance between the VCR and TV Connection Option 1 Set VCR output switch to channel 3 or 4 and then tune the TV to the same channel number Connection Option 2 1 Connect the audio and video cables from the VCR s output jacks to the TV input jacks as shown in the figure When connecting the TV to VCR matc...

Page 24: ...bPr Audio IN jacks on the TV as shown in the figure 2 If your DVD only has an S VIDEO output jack connect this to the S VIDEO input on the TV as shown in the figure NOTE If your DVD player does not have component video output use S Video How to use 1 Turn on the DVD player insert a DVD 2 Use the INPUT button on the remote control to select YPbPr mode 3 Press Play button on external equipment for p...

Page 25: ...ernal audio equipment instruction manual for operation Note When connecting with external audio equipments such as amplifiers or speakers please turn the TV speakers off Caution Do not look into the optical output port Looking at the laser beam may damage your vision PC Connection How to connect 1 To get the best picture quality adjust the PC graphics card to 1024x768 2 Use the TV s PC or DVI Digi...

Page 26: ...the PC graphic card NOTES 1 Use a DVI cable 2 Avoid keeping a fixed image on the TV s screen for a long period of time The fixed image may become permanently imprinted on the screen 3 The synchronization input form for Horizontal and Vertical frequencies is separate R esolution Frame frequency Hz VGA SVGA XGA 640 480 60Hz 800 600 60Hz 75Hz 1024 768 60Hz Mode Resolution 75Hz 85Hz Connecting Headpho...

Page 27: ...r 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 plug it back in The unit should return to normal operation Take the table stand off You can take off the table stand if you don t want to use the table stand HL15E D Ple...

Page 28: ...ll input source display and OK confirm 2 MENU Menu display 3 VOL Volume increase and decrease menureset and entry 4 CH program minus and plus menu options 7 2 Back panel controls 7 3 Setting Up Your Remote Control ...

Page 29: ...29 ...

Page 30: ...d Subassembly Assembly Material Subassembly Romoter Contral Per setting Subassembly 3 2 3 3 3 5 3 6 3 7 Components List NO Name Description Parts number 1 HLC15E D whole machine 2 Packaging 3 TV Set 3 1 Base subassembly 3 2 Back cover subassembly 3 3 Front Frame Subassembly 3 4 Assembly Material Subassembly 3 5 Control Board Subassembly 3 6 Remote Control Board Subassembly 3 7 MAINBOARD SUBASSEMBL...

Page 31: ...ssembly Base Borad Iron Piece Rubber Slice Base Subassembly Bolt SJ2824 87 ST3X8F 8 3 Back cover subassembly Components List Subassembly Spare parts number Location No Spare Parts Name in English Specification Qty Back Cover Subassembly 1 DVD Back Cover 1 Button Bracate 1 Back Cover Subassembly Rotational Axis 1 ...

Page 32: ...r Wire 1 Terminal Label 1 0 Bolt SJ2824 87 ST3 10F 2 Bolt SJ2825 87 ST3 12F 2 Inverter Bracket 1 0 Bolt SJ2824 87 ST3 10F 4 0 Bolt SJ2824 87 ST3 10F 4 0 DVD Button Bracket 1 Bolt 1 Bolt 4 Bolt 4 Bolt 2 0 DVD Button Lable 1 0 LCD Pannel Bracket 2 0 Bolt GB818 85 M3 4 4 8 4Front frame subassembly Components List ...

Page 33: ...cati on No Spare Parts Name in English Specification Qty Front Frame Subassembly 1 0 Front Frame Assembly 1 Front Frame 1 0 Light Leading Pillar 1 Front Frame Subassembly 0 Bolt SJ2824 87 ST3 10F 2 Subassembl y Spare parts number Loca tion No Spare Parts Name in English Specification Qty Assembly Assembly Material ...

Page 34: ... checksum Subassembly LVDS Wire LVDS Wire 1 Speaker Wire JT4801 J3750Y 1 Connection Wire PH 12 400mm PH 7 PH 12 45 0mm PH 6 PH 6 250mm PH 6 1 0 Power Cord 2 1 Meter Power Cord 1 Power Mainboard Inverter Connective Wire TJC3 8 350mm TJC3 7 TJC3 8 450mm PH 5 1 0 Inverter XAD069L 1 Power Supply Board PSA066 120H R 1 0 DVD 1 DVD Video Wire PH 7 500mm PH 4 1 DVD Audio Wire PH 3 450mm PH 10 1 DVD Power ...

Page 35: ... 3 Auto Colour The option could only be used in the VGA and Component model When we found the color in the two models was abnormal Then we can use the function to adjust it automatically Test pattern Press CH or CH to select the start then press OK button to make auto color 9 4 Decode Setting The option can be used in TV NTSC AV S Video source It could modify the default values such as Brightness ...

Page 36: ...ds of sources 9 6 Colour Temperature The option could display the values of color temperature of the LCD TV We suggest don t modify the values 9 7 Noise Ruduction The option can modify the values of noise reduction in all kinds of sources We suggest don t modify the ...

Page 37: ...37 values 9 8 Picture Mode The option could modify the default values of Contrast brightness in Standard Mild Fresh Personal items 9 9 Source Option The option could open or close the input sources ...

Page 38: ...the setting values to another LCD TV 9 14 Import Setting It was used to receive the setting values from another LCD TV If we want to make two TVS have the same setting values We can use the option 9 15 Factory Reset This selection is to retrieve the original factory default setting It was used to renew the register after upgrade the software After this option we must do the option of Auto Color in...

Page 39: ...39 Remark The date of the chart only is a example please don t adjust the factory mode base on it 10 BLOCK DIAGRAM AND CIRCUIT DIAGRAM 10 1 BLOCK DIAGRAM 10 2 CIRCUIT DIAGRAM ...

Page 40: ... 0603 5 1 10W Q4 NC PMBT3904 VI 3 VO 2 ADJ 1 VO 4 U8 AZ1117H ADJ TR E1 R128 68ohm 0603 5 1 10W R141 75ohm 0603 5 1 10W E3 470uF 25V 20 10 13 105 C11 0 1uF 0603 Y5V 80 20 50V F1 3G3A 250V D1 SK34A SMA L20 TC5026U 470K BK NA BS 1 IN 2 SW 3 GND 4 FB 5 COMP 6 EN 7 NC 8 U4 MP1430DN LF Z C52 100pF 0603 NPO 5 50V C48 0 01uF 0603 X7R 10 50V R56 10Kohm 0603 5 1 10W C47 0 01uF 0603 X7R 10 50V R7 30K9ohm 060...

Page 41: ... L8 SDFL1608S100KT F C83 1uF 0603 Y5V 80 20 10V C82 1uF 0603 Y5V 80 20 10V C96 0 1uF 0603 Y5V 80 20 50V VCC3_3 VCC3_3 VCC1_8 VCC1_8 VCC3_3 VCC1_8 VCC1_8 VCC2_6 VCC3_3 VCC1_8 VCC3_3 5VSB IR_IN 5VSB L C320 NC 560pF 0603 X7R 10 50V C26 0 1uF 0603 Y5V 80 20 50V R299 33ohm 0603 5 1 10W SM_CS I2C1CLK I2C1DATA 1 3 5 7 8 6 4 2 RP21 4 4K7ohm 0402 5 1 16W AMP_STB LED_RED LED_GRN PWR_SW Y4 11 0592MHZ 30PPM 2...

Page 42: ...0 10V C36 1uF 0603 Y5V 80 20 10V C37 1uF 0603 Y5V 80 20 10V C38 1uF 0603 Y5V 80 20 10V C39 1uF 0603 Y5V 80 20 10V C40 1uF 0603 Y5V 80 20 10V E17 22uF 25V 20 4 7 105 PY_IN Pb_IN Pr_IN PY_IN Pb_IN Pr_IN VGA_SCL VGA_SDA VGAHS VGAVS 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 CN5 D351 015F 001 短体 G VGAVS VGAHS R10 100ohm 0603 5 1 10W C134 100pF 0603 NPO 5 50V R9 220ohm 0603 5 1 10W C135 NC 56pF 0603 NPO 5 50V...

Page 43: ...0 10V C36 1uF 0603 Y5V 80 20 10V C37 1uF 0603 Y5V 80 20 10V C38 1uF 0603 Y5V 80 20 10V C39 1uF 0603 Y5V 80 20 10V C40 1uF 0603 Y5V 80 20 10V E17 22uF 25V 20 4 7 105 PY_IN Pb_IN Pr_IN PY_IN Pb_IN Pr_IN VGA_SCL VGA_SDA VGAHS VGAVS 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 CN5 D351 015F 001 短体 G VGAVS VGAHS R10 100ohm 0603 5 1 10W C134 100pF 0603 NPO 5 50V R9 220ohm 0603 5 1 10W C135 NC 56pF 0603 NPO 5 50V...

Page 44: ... TU_CVBS AV_CVBS IN R206 100Kohm 0603 5 1 10W R289 33Kohm 0603 5 1 10W R63 75ohm 0603 5 1 10W YC 9 I1C 10 I0D 14 I1D 13 YD 12 I0C 11 S 1 I0A 2 I1A 3 YA 4 I1B 6 I0B 5 YB 7 GND 8 VCC 16 E 15 U11 SN74CBT3257CD SO 16 AV 5V C91 0 1uF 0603 Y5V 80 20 50V E24 47uF 16V 20 4 7 105 5V R116 33ohm 0603 5 1 10W C56 0 1uF 0603 Y5V 80 20 50V E20 47uF 16V 20 4 7 105 AV 5V AV_CVBS IN AV_CVBS IN AV TV_IN R209 100Koh...

Page 45: ...F 16V 20 6 7 105 Q20 PMBT3906 12V D19 LL4148 LL 34 耳机输出 LSPK RSPK 1 2 3 4 CN6 4PIN 2 54 D H G GND R50 NC 0ohm 0805 5 1 8W R51 NC 0ohm 0805 5 1 8W ROUT LOUT C R R1 L L1 AV1 CKX3 5 2 C28 NC 1000pF 0603 X7R 10 50V C33 NC 1000pF 0603 X7R 10 50V R68 10Kohm 0603 5 1 10W VDD 1 AGND 2 TREB L 3 TREB_R 4 RIN 5 ROUT 6 LOUD R 7 RIN4 8 RIN3 9 RIN2 10 RIN1 11 LOUD_L 12 LIN4 13 LIN3 14 LIN2 15 LIN1 16 LIN 17 LOU...

Page 46: ...DIF1 C237 47pF 0603 NPO 5 50V C238 47pF 0603 NPO 5 50V R241 470ohm 0603 5 1 10W R242 470ohm 0603 5 1 10W R240 10Kohm 0603 5 1 10W R239 10Kohm 0603 5 1 10W TU_SDA TU_SCK L15 CH8010U 470K 037 G TU_SDA TU_SCK C51 0 1uF 0603 Y5V 80 20 50V L14 EC0410 101K R L F E28 470uF 16V 20 8 9 105 C20 0 1uF 0603 Y5V 80 20 50V 5V C53 0 1uF 0603 Y5V 80 20 50V IF_AGC TU_CVBS R262 75ohm 0603 5 1 10W E22 47uF 16V 20 4 ...

Page 47: ... 0 U4 GIRQ 3 Y4 GIRQ 2 W3 GIRQ 1 W4 GIRQ 0 M2 GWS_ACK P1 GWE_N M1 GOE_N K3 GIORD_N J4 GIOWR_N L1 GCS_N 4 F4 GCS_N 2 V4 GCS_N 1 T4 U1K ZR39761 Transport I O TSI_FRAME E4 TSI_CLK E5 TSI_VALID D1 TSI_DATA C2 TSO_FRAME D4 TSO_CLK D5 TSO_VALID D2 TSO_DATA C1 U1I ZR39761 LCD_PWR_SW LCD_ON GPIO31 GPIO4 GPIO5 GPIO6 GPIO7 GPIO26 GPIO30 GPIO33 GPIO34 GPIO27 GPIO28 DSTROB R184 10Kohm 0603 5 1 10W R185 10Kohm...

Page 48: ... HDMI_D1_N B12 HDMI_D2_P A11 HDMI_D2_N B11 HDMI_CLK_P A14 HDMI_CLK_N B14 HDMI_SCL B17 HDMI_SDA A17 HDMI_CEC B16 HDMI_HPD B15 HDMI_REXT A15 HDMI_ATEST A16 HDMI_VDD1 D12 HDMI_VDD2 D14 HDMI_VSS1 E11 HDMI_VSS2 E14 U1C ZR39761 VCC3_3 HDMI_CLK HDMI_D0 C326 0 1uF 0603 Y5V 80 20 50V HDMI_D1 VCC3_3 HDMI_D2 C230 0 1uF 0603 Y5V 80 20 50V HDMI_D2 HDMI_CLK HDMI_D1 HDMI_D0 HDMI_VDD HDMI_HPD ...

Page 49: ... 0603 Y5V 80 20 50V C188 0 1uF 0603 Y5V 80 20 50V R232 4K7ohm 0603 1 1 10W C193 0 1uF 0603 Y5V 80 20 50V C196 1uF 0603 Y5V 80 20 10V C200 1uF 0603 Y5V 80 20 10V VCC2_6 VCC2_6 VCC2_6 DDR Bypass Caps DDR SDRAM PWR VREF 49 VDDQ1 3 VSSQ1 6 VSS1 34 VDD2 18 NC1 14 VDDQ2 9 VSSQ2 12 VDDQ3 15 VDD1 1 VDD3 33 VSS2 48 VSSQ3 52 VDDQ4 55 VSSQ4 58 VDDQ5 61 VSSQ5 64 VSS3 66 NC2 17 NC3 19 NC4 25 NC5 43 NC6 50 NC7 ...

Page 50: ...1T F E12 100uF 16V 20 6 7 105 C41 0 1uF 0603 Y5V 80 20 50V DVD 5V DVD_OP_12V 1 2 3 4 5 CN3 5PIN 2 0 D H G R110 33ohm 0603 5 1 10W DVD_CON 1 2 3 4 5 6 7 CN9 7PIN 2 0 D H G DVD Y DVD C GND DVD_CLK R97 75ohm 0603 5 1 10W R114 75ohm 0603 5 1 10W R301 22Kohm 0603 5 1 10W R303 24Kohm 0603 5 1 10W R300 22Kohm 0603 5 1 10W R302 24Kohm 0603 5 1 10W DVD_AUD_R DVD_AUD_L 1 2 3 CN12 3PIN 2 0 D H G DVD_R_IN DVD...

Page 51: ...40 11 WIRING CONNECTION DIAGRAM ...

Page 52: ...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 antennal is in good condition Make fine adjustment of channel Horiaontal vertical bars or pict...

Page 53: ... Second check CN21 with oscillograph confirm wave output or not Connector CN21 12 4 Pannel failure Failure Mode Part 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 H B D Horizontal bar H Dim Horizontal gary line TCP H L D Horizontal line light or dark forever Block Defect TCP cracking or cracking Dim or L D TCP Sun...

Page 54: ...winker inside Polarizer Eyewinker inside Polarizer Abnormal Display Abnormal Display Circuit Flashing Bright and dark display alternately 1 Chip lose action 2 IC ahort or jointiog bad 3 Pannel and vsc connect bad Failure Mode Part Name Description Phenomena Failure cause White Screen B L normal only white screen display Black Screen B L normal only Black screen display Maybe caused by surge curren...

Page 55: ...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 brightness darker than normal Connect badness Short 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 l...

Page 56: ...ou will have your new TV Be sure to turn the power off and unplug the power cord before you begin any cleaning 1 Here s a great way to keep the dust off your screen for a while Wet a soft cloth in a mixture of lukewarm water and a little fabric softener or dish washing detergent Wring the cloth until it s almost dry and then use it to wipe the screen 2 Make sure the excess water is off the screen ...

Page 57: ...46 Sincere Forever ...

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