LG 32LB1R Series Скачать руководство пользователя страница 1

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LCD TV

SERVICE MANUAL

CAUTION

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

CHASSIS : ML-051B

FACTORY NAME : 32LB1R-ZE/37LB1R-ZE

MODEL : 32LB1R/37LB1R

website:http://biz.LGservice.com

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

Содержание 32LB1R Series

Страница 1: ...CAUTION BEFORE SERVICING THE CHASSIS READ THE SAFETY PRECAUTIONS IN THIS MANUAL CHASSIS ML 051B FACTORY NAME 32LB1R ZE 37LB1R ZE MODEL 32LB1R 37LB1R 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 11 TROUBLE SHOOTING 16 BLOCK DIAGRAM 19 WIRING DIAGRAM 20 EXPLODED VIEW 21 REPLACEMENT PARTS LIST 25 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: ...7 South America Market 7 NTSC M 7 Except South America NTSC Market ME 3 RF Input Channel VHF E2 E12 PAL UHF E21 E69 CATV S1 S20 HYPER S21 S47 L L B C D FRANCE VHF 2 13 NTSC UHF 14 69 CATV 1 125 VHF Low 1 M10 JAPAN VHF High 4 S22 UHF S23 62 4 Input Voltage AC 100 240 V 50Hz 60Hz 5 Market Worldwide 6 Picture Size 800 4mm 31 51inch 32LB1R 940 3mm 37 02 inch 37LB1R 7 Tuning System FVS 100 program PAL ...

Страница 7: ... 525i 525p 750p 1125i 2 Y GND JAPAN Only 4 Pb GND 6 Pr GND 8 LINE1 10 Line2 Ready 12 SWITCH GND 14 SWITCH 5 H V Sync Video Power consumption LED Power ON 145W 32 180W 37 Green Stand by 3 0W Red DPMS Mode ON OFF OFF 30W Green Power off 6 LCD Module Outline 32 760 0x450 0x48 0 mm H x V x D Dimension 37 877 0 x 516 8 x 55 5 mm Pixel Pitch 32 0 1702 x 0 5107 x RGB mm 37 0 200 x 0 600 x RGB Pixel Forma...

Страница 8: ...625 Line ZE TE ME 5 720x576 31 25 50 00 HDTV 576p TE ME 6 1280x720 45 00 60 00 HDTV 720p TE ME 7 1280x720 44 96 59 94 HDTV 720p TE ME 8 1920x1080 31 25 50 00 HDTV 1080i 50Hz AU Ver TE ME 9 1920x1080 33 75 60 00 HDTV 1080i 60Hz ATSC TE ME 10 1920x1080 33 72 59 94 HDTV 1080i 59 94Hz TE ME 5 PC INPUT Mode Table No Resolution H freq kHz V freq Hz Pixel clock MHz Proposed Analog RGB Digital RGB 1 720x4...

Страница 9: ...XGA 8 1366x768 47 720 59 799 84 75 Supported Pin Signal Signal Level Impedance 1 Audio Output B right 0 5 Vrms 1 2 Audio Input B right 0 5 Vrms 10 3 Audio Output A left 0 5 Vrms 1 4 Ground audio 5 Ground blue 6 Audio input A left 0 5 Vrms 10 7 Blue input 0 7 V 75 8 Function Select AV control High 9 5 12V AV Mode Mid 5 8V Wide Screen 10 Low 0 2V TV Mode 9 Ground Green 10 Comms Data 2 11 Green input...

Страница 10: ... 11 12 Comms Data 1 13 Ground Red 14 Ground Blanking 15 Red input 16 17 Ground Video input Output 18 19 Video output Composite 1V including sync 75 20 Video input Composite 1V including sync 75 21 Common ground Shield No Item Content Remark 1 Product Dimenson Width W Length D Height H Before Packing 1061 675 269 With Stand After Packing 1160 800 348 2 Product Weight Only SET 28 9Kg With Stand With...

Страница 11: ... 30 48 88 40 35 00 BC 88 21 00 00 1C 4E 1F 00 80 51 00 1E 30 50 40 80 37 00 BC 88 21 00 00 18 00 00 00 FC 00 52 60 0A 20 20 20 00 00 00 FD 70 00 38 4B 1F 3D 09 00 0A 20 20 20 20 20 20 01 00 01 02 03 04 05 06 07 08 09 0A 0B 0C 0D 0E 0F 00 02 03 21 F1 46 85 04 02 01 03 00 23 09 07 07 23 10 09 07 07 23 09 07 07 83 01 00 00 65 03 0C 00 10 20 00 01 1D 00 80 51 D0 1C 20 40 80 35 00 BC 88 21 30 00 00 1E ...

Страница 12: ...1 Method of Auto Component Color Balance 1 Input the Component 720p 100 Color Bar MSPG 925F model 215 pattern 33 signal into Component ZE component TE ME component 1 or 2 2 Set the PSM to Standard mode in the Picture menu Fig 2 3 Press the ADJ key on R C for adjustment 4 Press the Vol key to operate the set then it becomes automatically 5 Auto RGB OK means the adjustment is completed 4 3 Adjustmen...

Страница 13: ...lance mode 5 Adjust High light with R B Gain Offset G Gain fix G Offset fix 5 2 Auto White Balance AV 13 Command1 Command2 Set ID Data Default Value Min Max 26 32 37 42 Input Select XB B 00 00h 90h R Gain J A 00 00h E0h CE D6 B8 D0 G Gain J B 00 00h E0h BD BD B1 BD B Gain J C 00 00h E0h B1 C5 BA B4 R Offset J D 00 00h 90h 81 81 80 80 G Offset J E 00 00h 90h 80 80 80 80 B Offset J F 00 00h 90h 7F 7...

Страница 14: ...ntrast 100 Brightness 45 Colour 50 Sharpness 50 CSM Normal ZE TE XD On ACM Fleshtone 1 Greentone 1 Bluetone 1 9 Sound SSM Flat BBE Off AVL Off Balance 0 Treble 50 Bass 50 TV Speaker On 10 Time Clock User control Off time Off On time On Auto sleep Off 11 Special Language English Area Management Child Lock Off Set ID 1 XD Demo To Start Logo light On Index On 12 Screen Auto config Manual config XGA M...

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: ...POWER INDICATOR OFF REPLACE POWER BOARD CHECK POWER BOARD CHECK CN804 VOLTAGE P ST_5V No CHECK CRYSTAL X800 CHECK CRYCTAL X800 19 6608MHZ No Yes CHECK IC806 CHECK IC806 VOLTAGE 5V No Yes CHECK Q1001 CHECK Power on off 5V No Yes Yes ...

Страница 17: ...PLACE LCD MODULE CHECK THE PERIPHERAL IC800 CHECK LVDS Output P3 PIN 21 PIN 22 No CHECK THE PERIPHERAL IC1 DOWN LOAD ISP DATA or REPLACE MAIN BOARD Check L2 12V No Yes CHECK L1022 24V CHECK R898 3 3V No Yes Yes Yes No ...

Страница 18: ...CABLES WELL IS THE SPK CABLE CONNECTED WELL No CHECK IC302 OR CHANGE DOES IC302 OPERATE No Yes CHECK IC301 OR CHANGE DOES IC301 OPERATE No Yes CHECK X300 OR CHANGE DOES IC300 OPERATE DOES IC400 OPERATE No Yes Yes Yes CHECK X400 OR CHANGE No ...

Страница 19: ...BLOCK DIAGRAM 19 ...

Страница 20: ... 6631900083A 15P 37LB1R 6631T25026C 4P Only 32LB1R 6631T25024Z 3P 6631900048A 4P 32LB1R 6631T20033J 4P 37LB1R 6631T20010C 10P 32LB1R 6631T20037X 10P 37LB1R 6631T25026B 3P Only 32LB1R 6631T20032H 12P 32LB1R 6631T20032G 12P 37LB1R WIRING DIAGRAM ...

Страница 21: ... 21 EXPLODED VIEW 32LB1R 010 020 060 060 070 080 090 100 030 040 041 042 140 130 050 120 110 ...

Страница 22: ...B SUB T T ML051B 32LB1R ZE SIDE 6400GESF01A SPEAKER FULLRANGE C112A02K1450 ESTEC FULL RANGE GENERAL 8OHM 10 15W DB 110 32LG10 49519S0031C METAL ASSEMBLY FRAME TORNADO 32LB1R ZE C SKD 6871TPT316C PWB PCB ASSEMBLY POWER 26LX2R ZE POWER TOTAL BRAND TORNADO 26 32 LB1 33139L3008A MAIN TOTAL ASSEMBLY 37LB1R ZE BRAND ML 051B 49509K0157E METAL SHIELD 32LB1R ZE TORNADO C SKD 68719ST930B PWB PCB ASSEMBLY SU...

Страница 23: ... 23 EXPLODED VIEW 37LB1R 010 020 050 060 070 080 091 090 051 120 130 140 041 150 040 030 110 100 ...

Страница 24: ... 37LB1 RIGHT 49519S0027E METAL ASSEMBLY FRAME 37LB1R ZE C SKD 6709900002A POWER SUPPLY ASSEMBLY FREE TORNADO 37 LCD KN HE YY 33139L3008A MAIN TOTAL ASSEMBLY 37LB1R ZE BRAND ML 051B 49509K0023A METAL SIDE SUPPORTER RIGHT FOR 37LZ55 49519K0136B METAL ASSEMBLY SIDE SUP L 37LB1 68719ST933A PWB PCB ASSEMBLY SUB SUB T T ML051B 37LB1R ZE SIDE 4950TKA362H METAL SHIELD MAIN PLUS ANALOG AV 37LB1R ZE C SKD 6...

Страница 25: ...113 0CH3104K566 0 1UF 50V 10 X7R 2012 R TP C1116 0CH3104K566 0 1UF 50V 10 X7R 2012 R TP C1118 0CH3104K566 0 1UF 50V 10 X7R 2012 R TP C1119 0CH3104K566 0 1UF 50V 10 X7R 2012 R TP C1120 0CH3104K566 0 1UF 50V 10 X7R 2012 R TP C1121 0CH3104K566 0 1UF 50V 10 X7R 2012 R TP C1122 0CH3104K566 0 1UF 50V 10 X7R 2012 R TP C1123 0CH3103K516 10000PF 50V 10 B Y5P 2012 C1124 0CH3103K516 10000PF 50V 10 B Y5P 2012...

Страница 26: ...3 0CH3104K566 0 1UF 50V 10 X7R 2012 R TP C1294 0CH3104K566 0 1UF 50V 10 X7R 2012 R TP C1295 0CH3104K566 0 1UF 50V 10 X7R 2012 R TP DATE 2005 12 01 S AL LOC NO PART NO DESCRIPTION SPECIFICATION C1300 0CK105DF64A 1UF 2012 16V 20 F Y5V R T C1303 0CH3104K566 0 1UF 50V 10 X7R 2012 R TP C1306 0CH3104K566 0 1UF 50V 10 X7R 2012 R TP C1309 0CH3822K516 8200PF 2012 50V 10 B Y5P C131 0CH3104K566 0 1UF 50V 10 ...

Страница 27: ...2 R TP C923 0CH3103K516 10000PF 50V 10 B Y5P 2012 C924 0CH3104K566 0 1UF 50V 10 X7R 2012 R TP DATE 2005 12 01 S AL LOC NO PART NO DESCRIPTION SPECIFICATION C925 0CH3103K516 10000PF 50V 10 B Y5P 2012 C926 0CH3104K566 0 1UF 50V 10 X7R 2012 R TP C927 0CH3103K516 10000PF 50V 10 B Y5P 2012 C928 0CH3104K566 0 1UF 50V 10 X7R 2012 R TP C929 0CH3103K516 10000PF 50V 10 B Y5P 2012 C931 0CH3104K566 0 1UF 50V ...

Страница 28: ...P C307 0CH6560K416 56PF 2012 50V 5 NP0 C319 0CH6101K416 100PF 50V 5 NP0 2012 R TP C330 0CH6102K406 1000PF 50V 5 SL 2012 R TP DATE 2005 12 01 S AL LOC NO PART NO DESCRIPTION SPECIFICATION C333 0CH6102K406 1000PF 50V 5 SL 2012 R TP C358 0CH2333K516 33000PF 50V 10 B Y5P 2012 C359 0CH2333K516 33000PF 50V 10 B Y5P 2012 C360 0CH2333K516 33000PF 50V 10 B Y5P 2012 C361 0CH2333K516 33000PF 50V 10 B Y5P 201...

Страница 29: ...6V 20 R TP SMD C1302 0CE107WH6DC 100UF MVK 25V 20 R TP SMD C1304 0CE106VK6DC 10UF MV 50V 20 R TP SMD S C1305 0CE226WF6DC 22UF MVK 16V 20 R TP SMD C1307 0CE476WF6DC 47UF MVK 16V 20 R TP SMD DATE 2005 12 01 S AL LOC NO PART NO DESCRIPTION SPECIFICATION C1312 0CE476WF6DC 47UF MVK 16V 20 R TP SMD C1313 0CE476WF6DC 47UF MVK 16V 20 R TP SMD C1314 0CE226WF6DC 22UF MVK 16V 20 R TP SMD C1332 0CE107WF6DC 10...

Страница 30: ...58A 74F14SCX FAIRCHILD 14P SOIC DATE 2005 12 01 S AL LOC NO PART NO DESCRIPTION SPECIFICATION L303 6140VB0032A DBF 1015A DONGBANG DIGITECH L304 6140VB0032A DBF 1015A DONGBANG DIGITECH L305 6140VB0032A DBF 1015A DONGBANG DIGITECH L306 6140VB0032A DBF 1015A DONGBANG DIGITECH AR601 6210TCE002B HB 4M3216 121JT CERATECH 32 AR602 6210TCE002B HB 4M3216 121JT CERATECH 32 AR603 6210TCE002B HB 4M3216 121JT ...

Страница 31: ...R387500AA CHIP 2SC3875S ALY BK KEC Q303 0TR387500AA CHIP 2SC3875S ALY BK KEC Q304 0TR387500AA CHIP 2SC3875S ALY BK KEC DATE 2005 12 01 S AL LOC NO PART NO DESCRIPTION SPECIFICATION Q305 0TR102008AA KRA102S R TP KEC SOT23 CHIP Q306 0TR387500AA CHIP 2SC3875S ALY BK KEC Q307 0TR387500AA CHIP 2SC3875S ALY BK KEC Q309 0TR387500AA CHIP 2SC3875S ALY BK KEC Q402 0TR150400BA CHIP 2SA1504S ASY BK KEC Q1 0TR...

Страница 32: ...10 W 2012 5 00 D R322 0RH1000D622 100 OHM 1 10 W 2012 5 00 R323 0RH4703D622 470K OHM 1 10 W 2012 5 00 DATE 2005 12 01 S AL LOC NO PART NO DESCRIPTION SPECIFICATION R326 0RH1002D622 10K OHM 1 10 W 2012 5 00 R329 0RH1000D622 100 OHM 1 10 W 2012 5 00 R330 0RH1002D622 10K OHM 1 10 W 2012 5 00 R331 0RH4701D622 4 7K OHM 1 10 W 2012 5 00 R338 0RH1002D622 10K OHM 1 10 W 2012 5 00 R341 0RH3301D622 3 3K OHM...

Страница 33: ...W 2012 5 00 D R209 0RH0222D622 22 OHM 1 10 W 2012 5 00 R2324 0RH2200D622 220 OHM 1 10 W 2012 5 00 DATE 2005 12 01 S AL LOC NO PART NO DESCRIPTION SPECIFICATION R2325 0RH2200D622 220 OHM 1 10 W 2012 5 00 R2327 0RH2200D622 220 OHM 1 10 W 2012 5 00 R252 0RH4703D622 470K OHM 1 10 W 2012 5 00 R253 0RH1001D622 1K OHM 1 10 W 2012 5 00 R254 0RH1001D622 1K OHM 1 10 W 2012 5 00 R255 0RH4703D622 470K OHM 1 1...

Страница 34: ...22 OHM 1 10 W 2012 5 00 R745 0RH0222D622 22 OHM 1 10 W 2012 5 00 R747 0RH0222D622 22 OHM 1 10 W 2012 5 00 DATE 2005 12 01 S AL LOC NO PART NO DESCRIPTION SPECIFICATION R748 0RH0000D622 0 OHM 1 10 W 2012 5 00 D R749 0RH0000D622 0 OHM 1 10 W 2012 5 00 D R750 0RH0222D622 22 OHM 1 10 W 2012 5 00 R751 0RH0222D622 22 OHM 1 10 W 2012 5 00 R752 0RH0222D622 22 OHM 1 10 W 2012 5 00 R754 0RH0222D622 22 OHM 1...

Страница 35: ...C3875S ALY BK KEC Q3004 0TR387500AA CHIP 2SC3875S ALY BK KEC Q3005 0TR387500AA CHIP 2SC3875S ALY BK KEC Q3006 0TR387500AA CHIP 2SC3875S ALY BK KEC Q3200 0TR387500AA CHIP 2SC3875S ALY BK KEC Q3215 0TR387500AA CHIP 2SC3875S ALY BK KEC Q3217 0TR387500AA CHIP 2SC3875S ALY BK KEC R3001 0RH7500D622 750 OHM 1 10 W 5 D R TP R3002 0RH1000D622 100 OHM 1 10 W 2012 5 00 R3003 0RH7500D622 750 OHM 1 10 W 5 D R ...

Страница 36: ......

Страница 37: ...Dec 2005 Printed in Korea P NO 38289S0043C ...

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