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LCD TV

SERVICE MANUAL

CAUTION

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

CHASSIS : ML-041A

MODEL : RZ-30LZ50

website:http://biz.LGservice.com

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

Содержание RZ-30LZ50

Страница 1: ... TV SERVICE MANUAL CAUTION BEFORE SERVICING THE CHASSIS READ THE SAFETY PRECAUTIONS IN THIS MANUAL CHASSIS ML 041A MODEL RZ 30LZ50 website http biz LGservice com e mail http www LGEservice com techsup html ...

Страница 2: ...NTS 2 PRODUCT SAFETY 3 SPECIFICATION 6 TIMING CHART 10 ADJUSTMENT INSTRUCTION 11 TROUBLE SHOOTING 16 BLOCK DIAGRAM 21 WIRING DIAGRAM 23 EXPLODED VIEW 24 EXPLODED VIEW PARTS LIST 25 REPLACEMENT PARTS LIST 26 SVC SHEET ...

Страница 3: ...t such as antennas terminals etc to be sure the set is safe to operate without damage of electrical shock Leakage 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...

Страница 4: ...ely 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 grounde...

Страница 5: ...t 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 board...

Страница 6: ...ication TV 1 2 3 4 5 6 7 8 9 Video input applicable system Receivable broadcasting system RF input channel Input voltage Picture size Tuning system Operting environment Storage environment Display 1 PAL D K B G I 2 NTSC M 3 SECAM NTSC 4 43 1 PAL SECAM BG 2 PAL SECAM DK 3 PAL I I 4 SECAM L L 5 NTSC M 6 PAL N M 7 NTSC M VHF E2 E12 UHF E21 E69 CATV S1 S20 HYPER S21 S41 L L B C D VHF 2 13 UHF 14 69 CA...

Страница 7: ...ine2 Ready 12 SWITCH GND 14 SWITCH 1280 horiz By 768 vert pixels RGB strip arrangement Hard coating 3H Anti glare treatment of the front polarizer Item Specification Remark Unit No DVI I input Middle east NTSC Only Japan only LED Red dimmed Red Red dimmed H x V x D H V Sync ON ON OFF ON ON OFF Video Active OFF OFF LPL AUO CMO LPL AUO CMO Power consumption Max 170 3 0 typ 30 W W W W mm mm Type Size...

Страница 8: ...1 Full SCART 1 1 1 1 1 BG DK BG I LL BG DK BG I LL X X O X O O X X X Pr vol ok menu tv av power Item Specification Remark No Top option PAL NTSC Rear RT RM Side Side Rear RT RM Rear RZ Rear RZ DVI D Sub 9 pin RM RM Stereo 6 Optical Feature LCD Module Item Remark Specification Viewing Angle CR 10 Luminance Contrast Ratio CIE Color Coordinates Typical MAX MIN ALL white All back LPL R L U D Luminance...

Страница 9: ... HDTV 720p HDTV 1080i 50Hz For Australia HDTV 1080i 60Hz ATSC HDTV 1080i 59 94Hz NO 1 2 3 4 5 6 7 8 9 10 11 Resoluton 640 x 480 640 x 480 640 x 480 800 x 600 800 x 600 800 x 600 800 x 600 1024 x 768 1024 x 768 1024 x 768 1280 x 768 H freq kHz 31 469 35 37 500 35 156 37 879 48 077 46 875 48 363 56 476 60 023 47 693 V freq Hz 59 94 67 75 00 56 25 60 31 72 18 75 00 60 00 70 06 75 02 60 00 Proposed VE...

Страница 10: ...4 V 72 188 666 600 37 6 23 H 46 875 1056 800 16 80 160 V 75 0 625 600 1 3 21 H 48 363 1344 1024 24 136 160 V 60 004 806 768 3 6 29 H 56 476 1328 1024 24 136 144 V 70 069 806 768 3 6 29 H 60 023 1312 1024 16 96 176 V 75 029 800 768 1 3 28 H 47 776 1664 1280 64 128 192 V 59 870 798 768 3 7 20 Mode H V Sort 1 2 3 4 5 6 7 8 9 10 11 25 175 30 240 31 5 36 40 0 50 0 49 5 65 0 75 78 75 79 50 640x480 640x4...

Страница 11: ...r Digital for DDC data selection 4 Select Analog for analog data and Digital for digital data 5 Connect the DDC automation equipment and write the DDC data 2 2 1 EDID DATA DDC DATA Analog DDC DATA Digital ADJUSTMENT INSTRUCTION 00 01 02 03 04 05 06 07 08 09 0A 0B 0C 0D 0E 0F 00 00 FF FF FF FF FF FF 00 1E 6D 39 75 01 01 01 01 10 0C 0E 01 03 18 46 2B 78 EE E8 AA A1 57 49 9C 25 20 10 48 4B AB 8C 00 4...

Страница 12: ...gram Manual Program Program Edit Favorite Program PSM SSM AVL Balance Input Child Lock Auto sleep Language H Position V Position Clock Phase Auto Configure Dynamic Contrast Brightness Colour Sharpness Tint Off 30 TV Pr 01 Off 16 9 None Dynamic 80 40 70 70 0 Flat Off 0 TV Off Off English Area Management Variable by each mode NTSC OPTION 3 Shipping Conditions ...

Страница 13: ... 0 Top Off 1 Top On 0 Ch Sound Non Memory 1 Ch Sound Memory 0 except below area Off 1 Middle east Area Vol On 0 except below area Off 1 China Australia On Option 1 Option 2 NO ITEM CONDITION REMARK 1 2 3 4 Language Txt Lang Inch opt DDCi 1 0 0 Analog 0 Eng Only 1 EU5 2 12 nations Europe 3 Eng Chines 4 Eng Arab Urdu 5 Eng FARSI 0 WEST EU 1 EAST EU 1 2 TURKY EU 3 EAST EU 2 4 CYRILLIC 1 5 CYRILLIC 2 ...

Страница 14: ... 13 25 6 5V 5V 5V 4 7K 4 7K 4 7K 74LS06 74LS06 OFF ON OFF ON 11 Figure 1 Cable Connection Windows EDID V1 0 User Manual Operating System MS Windows 98 2000 XP Port Setup Windows 98 Don t need setup Windows 2000 XP Need to Port Setup This program is available to LCD Monitor only 1 Port Setup a Copy UserPort sys file to c WINNT system32 drivers folder b Run Userport exe c Remove all default number d...

Страница 15: ...eradjustingthescreen W Badjustment Exittwotimes Adjustmentcompleted To enter into the adjustment mode To adjust horizontal line and sub brightness To select the multiple sound mode Mono Stereo or Foreign language To release the adjustment mode To easily adjust the screen according to surrounding brightness To easily adjust sound according to the program type To check component input To check the f...

Страница 16: ...Power B D Change IC1300 IC4 or IC8 Change LED Assy Change L808 L809 F801 F802 Check 24V or 12V of Power B D Check Output of IC1300 IC4 or IC8 Check LED Assy Check P101 Connector Faill Faill Faill Change L3 L1300 Check Output of L3 L1300 Faill Pass Faill Pass Pass Pass A Process ...

Страница 17: ... inverter Connector or inverter Check input source cable and jack Repeat A PROCESS Faill Change L900 L901 L902 L903 Faill Change IC901 Faill Change inverter connector or inverter Faill Change panel link cable or module Faill Change module Faill Check panel link Cable or module Pass Pass Pass Pass B Process ...

Страница 18: ...ocess Check the input output of IC1 Check the input output of IC901 Check input source cable and jack Faill Re soldering or Change the defect part Faill Re soldering or Change the defect part Faill Pass Pass Pass Check the input output of IC500 IC600 Re soldering or Change the defect part Faill Pass ...

Страница 19: ...1000 Check the input output of IC1 Check the input output of IC500 IC600 Check input source cable and jack Faill Faill Faill Faill Re soldering or Change the defect part Faill Faill Re soldering or Change the defect part Check 5V 33V of TU1000 Re soldering or Change the defect part Pass Pass Pass Check the input output of IC901 Re soldering or Change the defect part Pass Pass ...

Страница 20: ...put Check the input source Faill Pass Re soldering or Change the defect part Check the input output of IC1 Faill Pass Re soldering or Change the defect part Check the input output of IC100 IC101 Faill Pass Change speaker Check the speaker Faill Pass ...

Страница 21: ...IC600 FLI2300 IC500 RAM IC501 SM5301 IC800 GM5221 SCALER IC901 ROM IC900 LVDS or TTL OUT DVI R G B 3 3 R G B 8 8 8 PC_R G B 3 PC_R G B DVI 8 3 R G B R L SCART1_V SCART2_V SC_R G B FB SIDE_COMP SIDE_Y C SCART1_L R SIDE_ L R SCART2_ L R PC_ LR IC200 LA7222C VOUT_1 2 3 R G B R G B PAL _ IF ...

Страница 22: ...the LCD module VCTI is the main microcomputer that processes both video signals and sound signals It also processes the RF signal received from the tuner The scaler enables to adjust timing on the LCD panel as well as an adjustment of the size and position of the input signal The graphic controller unit receives the PC analog RGB input and the DVI D digital signal and sends the PC input to the sca...

Страница 23: ...n 12Pin 12Pin 12Pin 10Pin 6Pin 5Pin 3Pin P105 4 8 3 9 6 5 2 7 1 MAIN BOARD POWER BOARD WIRING DIAGRAM No Part No 1 2 3 4 5 6 7 8 9 Wiring Part List 6631T11020C LPL AUO 6631T11020D CMO 6631T20032B 6631T20032C 6631T25019K 6631T20033F 6631T20033C 6631T20033A 6631T20033E 6631T20033D ...

Страница 24: ...EXPLODED VIEW 1 2 3 4 5 6 10 9 11 13 14 16 15 12 8 7 ...

Страница 25: ... 30LZ50 LGEWA C SKD 5 6401TZZ042C SPEAKER ASSEMBLY RZ 30LZ50 5WX2EA 8OHM ESTEC L 5P UL1185 24 6 6401TZZ042D SPEAKER ASSEMBLY RZ 30LZ50 5WX2EA 8OHM ESTEC R 4P UL1185 24 7 6871TST589A PWB PCB ASSEMBLY SUB 26LZ50 KEY SUB TOTAL BRAND KEY BOARD 8 6871TST642A PWB PCB ASSEMBLY SUB 30LZ50 LED P SW TOTAL BRAND 10 6871TVT370A PWB PCB ASSEMBLY VIDEO RZ 30LZ50 SIDE A V SUB TOTAL BRAND 11 4951TKS157A METAL ASS...

Страница 26: ...PTION SPECIFICATION C757 0CH6471K416 470F 50V J NP0 2012 R TP C758 0CH6101K416 100PF 50V J NP0 2012 R TP C83 0CH6102K406 1000PF 50V J SL 2012 R TP C86 0CH6102K406 1000PF 50V J SL 2012 R TP C924 0CH6050K116 5PF 50V D NP0 2012 R TP C925 0CH6050K116 5PF 50V D NP0 2012 R TP C129 181 007F MPE ECQ V1H224JL3 TR 50V 0 C130 181 007F MPE ECQ V1H224JL3 TR 50V 0 C10 0CK104CK56A 0 1UF 1608 50V 10 R TP X7R C100...

Страница 27: ...0 X7R 2012 R TP C554 0CH3104K566 0 1UF 50V 10 X7R 2012 R TP C555 0CH3104K566 0 1UF 50V 10 X7R 2012 R TP DATE 2004 4 20 S AL LOC NO PART NO DESCRIPTION SPECIFICATION C556 0CH3104K566 0 1UF 50V 10 X7R 2012 R TP C557 0CH3104K566 0 1UF 50V 10 X7R 2012 R TP C558 0CH3104K566 0 1UF 50V 10 X7R 2012 R TP C559 0CH3104K566 0 1UF 50V 10 X7R 2012 R TP C567 0CH3104K566 0 1UF 50V 10 X7R 2012 R TP C6 0CH3104K566 ...

Страница 28: ...104K566 0 1UF 50V 10 X7R 2012 R TP C935 0CH3104K566 0 1UF 50V 10 X7R 2012 R TP C936 0CH3104K566 0 1UF 50V 10 X7R 2012 R TP DATE 2004 4 20 S AL LOC NO PART NO DESCRIPTION SPECIFICATION C938 0CH3104K566 0 1UF 50V 10 X7R 2012 R TP C939 0CH3104K566 0 1UF 50V 10 X7R 2012 R TP C940 0CH3104K566 0 1UF 50V 10 X7R 2012 R TP C941 0CH3104K566 0 1UF 50V 10 X7R 2012 R TP C942 0CH3104K566 0 1UF 50V 10 X7R 2012 R...

Страница 29: ...1 47UF 16V 20 105STD CYL R C88 0CH8476H691 47UF 25V 20 105STD CYL R C900 0CH8476F691 47UF 16V 20 105STD CYL R C953 0CH8476F691 47UF 16V 20 105STD CYL R DATE 2004 4 20 S AL LOC NO PART NO DESCRIPTION SPECIFICATION C956 0CH8476H691 47UF 25V 20 105STD CYL R C957 0CH8476F691 47UF 16V 20 105STD CYL R C959 0CH8476F691 47UF 16V 20 105STD CYL R C97 0CH8476H691 47UF 25V 20 105STD CYL R C972 0CH8476H691 47U...

Страница 30: ...210TCE001G HH 1M3216 501 CERATEC 3216MM L601 6210TCE001G HH 1M3216 501 CERATEC 3216MM L602 6210TCE001G HH 1M3216 501 CERATEC 3216MM L603 6210TCE001A HB 1S2012 080JT CERATEC 2012 DATE 2004 4 20 S AL LOC NO PART NO DESCRIPTION SPECIFICATION L701 6210TCE001G HH 1M3216 501 CERATEC 3216MM L800 6210TCE001G HH 1M3216 501 CERATEC 3216MM L850 6210TCE001G HH 1M3216 501 CERATEC 3216MM L900 6210TCE001G HH 1M3...

Страница 31: ...APPING R273 0RH0000D622 0 1 10W P TYPE TAPPING DATE 2004 4 20 S AL LOC NO PART NO DESCRIPTION SPECIFICATION R312 0RH4700D622 470 1 10W 5 D R TP R313 0RH1500D622 150 1 10W 5 D R TP R314 0RH4700D622 470 1 10W 5 D R TP R315 0RH1500D622 150 1 10W 5 D R TP R322 0RH1500D622 150 1 10W 5 D R TP R394 0RH6800D622 680 OHM 1 10 W 5 D R TP R395 0RH6800D622 680 OHM 1 10 W 5 D R TP R44 0RH1000D622 100 1 10W 5 D ...

Страница 32: ...OHM 1 10 W 5 1608 R TP R15 0RJ4700D677 470 OHM 1 10 W 5 1608 R TP DATE 2004 4 20 S AL LOC NO PART NO DESCRIPTION SPECIFICATION R152 0RJ0000D677 0 OHM 1 10 W 5 1608 R TP R153 0RJ0000D677 0 OHM 1 10 W 5 1608 R TP R155 0RJ2700D677 270 OHM 1 10 W 5 1608 R TP R157 0RJ2700D677 270 OHM 1 10 W 5 1608 R TP R159 0RJ2700D677 270 OHM 1 10 W 5 1608 R TP R16 0RJ1002D677 10K OHM 1 10 W 5 1608 R TP R160 0RJ1500D6...

Страница 33: ... R T R60 0RJ1000D677 100 OHM 1 10 W 5 1608 R TP R600 0RJ1000D677 100 OHM 1 10 W 5 1608 R TP DATE 2004 4 20 S AL LOC NO PART NO DESCRIPTION SPECIFICATION R601 0RJ1000D677 100 OHM 1 10 W 5 1608 R TP R602 0RJ1000D677 100 OHM 1 10 W 5 1608 R TP R603 0RJ1000D677 100 OHM 1 10 W 5 1608 R TP R604 0RJ0000D677 0 OHM 1 10 W 5 1608 R TP R606 0RJ1000D677 100 OHM 1 10 W 5 1608 R TP R608 0RJ1000D677 100 OHM 1 10...

Страница 34: ...677 100 OHM 1 10 W 5 1608 R TP R975 0RJ1000D677 100 OHM 1 10 W 5 1608 R TP R98 0RJ1000D677 100 OHM 1 10 W 5 1608 R TP R99 0RJ1000D677 100 OHM 1 10 W 5 1608 R TP P101 6602T20008E SMW200 06 YEONHO 6P 2 0MM LO P103 366 932C IL G 04P LGC 2 5MM S T STICK P104 366 932B IL G 03P LGC 2 5MM S T STICK P2000 6602T20008N SMW200 14 YEONHO 14P 2 0MM L P202 6602T20008N SMW200 14 YEONHO 14P 2 0MM L P901 6630VF005...

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Страница 37: ...Apr 2004 Printed in Korea P NO 3828TSL101W ...

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