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LCD TV

SERVICE MANUAL

CAUTION

BEFORE SERVICING THE CHASSIS,
READ THE SAFETY PRECAUTIONS IN THIS MANUAL.

CHASSIS : LA63E

FACTORY NAME : 26LC2D-UE

MODEL : 26LC2D

website:http://biz.LGservice.com

e-mail:http://www.LGEservice.com/techsup.html

Содержание 26LC2D

Страница 1: ...ICE MANUAL CAUTION BEFORE SERVICING THE CHASSIS READ THE SAFETY PRECAUTIONS IN THIS MANUAL CHASSIS LA63E FACTORY NAME 26LC2D UE MODEL 26LC2D website http biz LGservice com e mail http www LGEservice com techsup html ...

Страница 2: ... 2 CONTENTS CONTENTS 2 PRODUCT SAFETY 3 SPECIFICATION 6 ADJUSTMENT INSTRUCTION 9 TROUBLE SHOOTING 14 BLOCK DIAGRAM 21 EXPLODED VIEW 22 REPLACEMENT PARTS LIST 24 SVC SHEET ...

Страница 3: ...Current Cold Check Antenna Cold Check With the instrument AC plug removed from AC source connect an electrical jumper across the two AC plug prongs Place the AC switch in the on position connect one lead of ohm meter to the AC plug prongs tied together and touch other ohm meter lead in turn to each exposed metallic parts such as antenna terminals phone jacks etc If the exposed metallic part has a ...

Страница 4: ...vely obtain and wear a commercially available discharging wrist strap device which should be removed to prevent potential shock reasons prior to applying power to the 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 3 Use only a ground...

Страница 5: ...not shiny reheat them and if necessary apply additional solder Fuse and Conventional Resistor Removal Replacement 1 Clip each fuse or resistor lead at top of the circuit board hollow stake 2 Securely crimp the leads of replacement component around notch at stake top 3 Solder the connections CAUTION Maintain original spacing between the replaced component and adjacent components and the circuit boa...

Страница 6: ...sheet is applied all of the 26 LCD TV with LA63E chassis 1 2 Not included spec and each product spec in this spec sheet apply correspondingly to the following each country standard and requirement of Buyer 2 Specification Each part is tested as below without special appointment 2 1 Temperature 20 5 C 2 2 Relative Humidity 65 10 2 3 Power Voltage Standard input voltage 110 240V 50 60Hz Standard Vol...

Страница 7: ...PR No Resolution H freq kHz V freq Hz Pixel clock Proposed 1 720 480 15 73 59 94 SDTV DVD 480I 2 720 480 15 73 60 00 SDTV DVD 480I 3 720 480 31 47 59 94 SDTV 480P 4 720 480 31 50 60 00 SDTV 480P 5 1280 720 44 96 59 94 HDTV 720P 6 1280 720 45 00 60 00 HDTV 720P 7 1920 1080 33 72 59 94 HDTV 1080I 8 1920 1080 33 75 60 00 HDTV 1080I 9 1920 1080 27 24 HDTV 1080P 10 1920 1080 33 75 30 HDTV 1080P 7 RGB I...

Страница 8: ... SDTV 480P 8 720 480 31 500 60 00 27 03 SDTV 480P 9 1280 720 44 96 59 94 74 17 HDTV 720P 10 1280 720 45 00 60 00 74 25 HDTV 720P 11 1920 1080 33 72 59 94 74 17 HDTV 1080I 12 1920 1080 33 75 60 00 74 25 HDTV 1080I 13 1920 1080 27 24 00 74 25 HDTV 1080P 14 1920 1080 33 75 30 00 74 25 HDTV 1080P 8 HDMI Input PC DTV 9 Mechanical specification 26LC2D No Item Content Remark 1 Product Dimenson Width W Le...

Страница 9: ...J key on the adjustment R C B 100 FULL WHITE PATTERN appears if pressing the OK key after selecting the 3 WHITE PATTERN with the CH KEY It is possible to heat run the set without a separate signal generator in this mode Caution Care must be taken as afterimage phenomena may occur about the black level part of screen If leaving pause image turned on for more than 20 minutes especially inner digital...

Страница 10: ...e Verity Jig Option Myson Transmit Speed Medium 3 Check Just do it with blank micom 4 PORT Chose Parallel Port normal LPT1 Attention You must chose EPP when select Rom BIAS at LPT 3 5 Download Method 1 Click the Load File 2 Locate and select the correct file from your computer hex 3 Click the Send 4 When you see ISP COMPLETE the download is complete ...

Страница 11: ...1 RGB Pressing the Enter Key to adjust automatically 6 When the adjustment is over MST3361 Component Success is displayed If the adjustment has errors MST3361 Configuration Error is displayed 7 After the Component MST3361 adjustment is over convert the RGB DTV Mode and display Pattern When the adjustment is over MST3361 RGB_DTV Success is displayed 8 Readjust after confirming the case Pattern or a...

Страница 12: ...CF 30 A3 57 4C B0 23 20 09 50 4E A1 08 00 01 01 01 01 01 01 01 01 01 01 30 01 01 01 01 01 01 64 19 00 40 41 00 26 30 18 88 40 36 00 98 07 32 00 00 18 0E 1F 00 80 51 00 1E 30 50 40 80 37 00 C4 8E 21 00 00 1C 66 21 50 B0 51 00 60 1B 30 40 70 36 00 C4 8E 21 00 00 1E 00 00 00 FC 70 00 33 32 4C 43 32 44 55 2D 55 45 0A 20 20 00 E4 0 1 2 3 4 5 6 7 8 9 A B C D E F 0 00 FF FF FF FF FF FF 00 1E 6D 01 00 01 ...

Страница 13: ... 00 38 60 4B 1F 3C 09 00 0A 20 20 20 20 02 20 00 00 00 FC 70 00 34 32 4C 43 32 44 55 2D 55 45 0A 20 20 01 2E 0 1 2 3 4 5 6 7 8 9 A B C D E F 0 02 03 15 F1 46 84 05 03 02 20 22 23 15 07 50 65 10 03 0C 00 10 00 01 1D 00 72 51 D0 1E 20 6E 28 55 20 00 C4 8E 21 00 00 1E 01 1D 80 18 71 1C 16 20 58 30 2C 25 00 C4 8E 21 00 00 9E 8C 0A D0 8A 20 E0 2D 40 10 10 3E 96 00 C4 8E 21 00 00 18 8C 0A D0 8A 20 50 E0...

Страница 14: ...o Language Off EZ Sound Normal Balance 0 Treble 50 Bass 50 Front Surround Off TV Speaker On 7 Timer Auto clock Off Manual Clock Off Off Timer Off On Timer Off Sleep Time Off Auto Off Off 8 Option Aspect Ratio 16 9 Caption Text Off Caption Option Set By Program Language English 9 Lock Lock System Off Set password On Default 0000 Block channel None Movie Rating Off TV Rating Children None TV Rating ...

Страница 15: ...k the front AV To move channel up down or to select a function displayed on the screen To adjust the volume or accurately control a specific function To set a specific function or complete setting To move the channel down in the PIP screen To use as a red key in the teletext mode To move the channel in the PIP screen To use as a green key in the teletext mode To switch between the main and sub scr...

Страница 16: ...an you see the normal waveform After checking the Power of AV switch you should decide to replace AV switch or not Check the input Pin1 of LPF IC4006 Can you see the normal waveform After checking the Power of LPF you should decide to replace LPF or not Check the output Pin8 of LPF IC4006 Can you see the normal waveform After checking the Power of LPF you should decide to replace LPF or not Check ...

Страница 17: ...ecking the Power of AV switch you should decide to replace AV switch or not Check the input Pin1 of LPF IC4006 Can you see the normal waveform After checking the Power of LPF you should decide to replace LPF or not Check the output Pin8 of LPF IC4006 Can you see the normal waveform After checking the Power of LPF you should decide to replace LPF or not Check the input PinH26 of BCM3550 IC4006 Meas...

Страница 18: ...t switch you should decide to replace component switch or not Yes Check the input of MST3361 IC7004 Pin41 44 46 Can you see the normal waveform After checking the Power of MST3361 you should decide to replace MST3361 or not Check the output of MST3361 IC7004 Can you see the normal waveform After checking the Power of MST3361 you should decide to replace MST3361 or not Check the input and output of...

Страница 19: ... should decide to replace component switch or not Yes Check the input of MST3361 IC7004 Pin41 44 46 Can you see the normal waveform After checking the Power of MST3361 you should decide to replace MST3361 or not Check the output of MST3361 IC7004 Can you see the normal waveform After checking the Power of MST3361 you should decide to replace MST3361 or not Check the input and output of BCM3550 IC4...

Страница 20: ...he input of MST3361 IC7004 This signal is TMDS Can you see the normal waveform After checking the trace of TMDS lines and power of MST3361 you should decide to replace MST3361 or not Check the output of MST3361 IC70 Can you see the normal waveform 04 After checking the Power of MST3361 you should decide to replace MST3361 or not Check the input and output of BCM3550 IC4006 Especially you should ch...

Страница 21: ...BLOCK DIAGRAM 21 ...

Страница 22: ... 22 EXPLODED VIEW 010 020 060 070 080 090 100 030 140 150 040 041 130 110 050 120 ...

Страница 23: ...Sub SUB T T LA51D 42LC2D UD ALUSLL SIDE A V 6709900016C SMPS AC DC LGLP2637HEP 90VTO264V 215W 47TO63HZ UL CSA SEMKO YY AT H E YUYANG TELECOM CO LTD or 6709900016A Power Supply Assembly FREE H3 E2 LCD MODEL LCD LG ELECTRONICS LB LC EBU32119801 Main Total Assembly 26LC2D UE AUO BRAND LA63E 49519S0030J Plate Assembly ASSY REAR SHIELD C SKD 26LC2D UE BCM EAB30827201 Speaker Fullrange C112K01K1450 FERR...

Страница 24: ...005 0CE107WF6DC MVK6 3TP16VC100M 100uF 20 C6010 0CE106WFKDC MVK4 0TP16VC10M 10uF 20 16 C6021 0CE106WFKDC MVK4 0TP16VC10M 10uF 20 16 C6025 0CE106WFKDC MVK4 0TP16VC10M 10uF 20 16 C6032 0CE106WFKDC MVK4 0TP16VC10M 10uF 20 16 C6033 0CE106WFKDC MVK4 0TP16VC10M 10uF 20 16 C7002 0CE226WF6DC MVK5 0TP16VC22M 22uF 20 16 C7003 0CE226WF6DC MVK5 0TP16VC22M 22uF 20 16 C7025 0CE107WF6DC MVK6 3TP16VC100M 100uF 20...

Страница 25: ...FT 1uF 10 25V C7035 0CK103CK56A 0603B103K500CT 10nF 10 50V C7039 0CK105DH56A C2012X7R105KFT 1uF 10 25V DATE 2006 10 06 S AL LOC NO PART NO DESCRIPTION SPECIFICATION C7040 0CK105DH56A C2012X7R105KFT 1uF 10 25V C7042 0CK224CF56A 0603B224K160CT 220nF 10 16 C7043 0CK224CF56A 0603B224K160CT 220nF 10 16 C7047 0CK103BH56A C1005X7R1E103KT 10nF 10 2 C7073 0CK473CH56A C1608X7R1E473KT 47nF 10 25 C7074 0CK473...

Страница 26: ...16 C4090 0CK104BF56A C1005X7R104KET 100nF 10 16 C4094 0CK104BF56A C1005X7R104KET 100nF 10 16 DATE 2006 10 06 S AL LOC NO PART NO DESCRIPTION SPECIFICATION C4096 0CK104BF56A C1005X7R104KET 100nF 10 16 C4097 0CK104BF56A C1005X7R104KET 100nF 10 16 C4099 0CK224CF56A 0603B224K160CT 220nF 10 16 C4108 0CK103BH56A C1005X7R1E103KT 10nF 10 2 C4109 0CK475CC94A C1608Y5V0J475ZT 4 7uF 20TO C4113 0CK104CK56A 060...

Страница 27: ...E 2006 10 06 S AL LOC NO PART NO DESCRIPTION SPECIFICATION IC6001 0IPMG00063A MP1593DN LF Z 4 75TO28V 1 2 IC2002 0IMMRHY057E HY5DU561622ETP D43 256MBIT IC2003 0IMMRHY057E HY5DU561622ETP D43 256MBIT IC4014 0IMCRAL006A AT24C16AN 10SU 2 7 16KBIT 2 IC7005 0IMMRCS012B CAT24WC08W T MST3000 8KBIT IC7010 0IMMRAL014D AT24C02BN 10SU 1 8 2KBIT 25 IC7012 0IMMRAL014D AT24C02BN 10SU 1 8 2KBIT 25 IC7013 0IMMRAL0...

Страница 28: ...PECIFICATION R1056 0RJ0222C678 MCR01MZPJ220 22OHM 5 1 16W R1057 0RJ0222C678 MCR01MZPJ220 22OHM 5 1 16W R1061 0RJ0222C678 MCR01MZPJ220 22OHM 5 1 16W R1062 0RJ0000C678 MCR01MZPJ000 0OHM 5 1 16W R1064 0RJ0000C678 MCR01MZPJ000 0OHM 5 1 16W R1065 0RJ4700D677 MCR03EZPJ471 470OHM 5 1 10 R1066 0RJ4700D677 MCR03EZPJ471 470OHM 5 1 10 R1067 0RJ4700D677 MCR03EZPJ471 470OHM 5 1 10 R1068 0RJ4700D677 MCR03EZPJ47...

Страница 29: ...100 0RJ0000C678 MCR01MZPJ000 0OHM 5 1 16W R4101 0RJ1001C678 MCR01MZPJ102 1KOHM 5 1 16W DATE 2006 10 06 S AL LOC NO PART NO DESCRIPTION SPECIFICATION R4103 0RJ0222C678 MCR01MZPJ220 22OHM 5 1 16W R4105 0RJ0222C678 MCR01MZPJ220 22OHM 5 1 16W R4107 0RJ1000D677 MCR03EZPJ101 100OHM 5 1 10 R4108 0RJ0222C678 MCR01MZPJ220 22OHM 5 1 16W R4109 0RJ1001C678 MCR01MZPJ102 1KOHM 5 1 16W R4114 0RJ1000C678 MCR01MZP...

Страница 30: ... 8KOHM 5 1 1 R7085 0RJ0000C678 MCR01MZPJ000 0OHM 5 1 16W R7086 0RJ1001C678 MCR01MZPJ102 1KOHM 5 1 16W DATE 2006 10 06 S AL LOC NO PART NO DESCRIPTION SPECIFICATION R7088 0RJ0222C678 MCR01MZPJ220 22OHM 5 1 16W R7089 0RJ1502D677 MCR03EZPJ153 15KOHM 5 1 10 R7090 0RJ6801D677 MCR03EZPJ682 6 8KOHM 5 1 1 R7100 0RJ0000C678 MCR01MZPJ000 0OHM 5 1 16W R7105 0RJ0222C678 MCR01MZPJ220 22OHM 5 1 16W R7114 0RJ100...

Страница 31: ...OHM 5 1 16W R3072 0RJ0000C678 MCR01MZPJ000 0OHM 5 1 16W R3073 0RJ0000C678 MCR01MZPJ000 0OHM 5 1 16W DATE 2006 10 06 S AL LOC NO PART NO DESCRIPTION SPECIFICATION R3074 0RJ0000C678 MCR01MZPJ000 0OHM 5 1 16W R3075 0RJ0000C678 MCR01MZPJ000 0OHM 5 1 16W R3114 0RJ0000C678 MCR01MZPJ000 0OHM 5 1 16W R3115 0RJ0000C678 MCR01MZPJ000 0OHM 5 1 16W R3116 0RJ0000C678 MCR01MZPJ000 0OHM 5 1 16W R3127 0RJ4701C678 ...

Страница 32: ...4 0RJ1002D677 MCR03EZPJ103 10KOHM 5 1 10 R7205 0RJ1002D677 MCR03EZPJ103 10KOHM 5 1 10 R7206 0RJ1002D677 MCR03EZPJ103 10KOHM 5 1 10 R7207 0RJ1002D677 MCR03EZPJ103 10KOHM 5 1 10 R7223 0RJ4702D677 MCR03EZPJ473 47KOHM 5 1 10 R7224 0RJ4702D677 MCR03EZPJ473 47KOHM 5 1 10 R7233 0RJ1002D677 MCR03EZPJ103 10KOHM 5 1 10 R7234 0RJ1002D677 MCR03EZPJ103 10KOHM 5 1 10 R7238 0RJ1000C678 MCR01MZPJ101 100OHM 5 1 16...

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Страница 35: ...Sep 2006 Printed in Korea P NO MFL30105551 ...

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