LG RZ-30LZ13 Service Manual Download Page 1

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LCD TV

SERVICE MANUAL

CAUTION

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

CHASSIS : ML-038A

MODEL : RZ-30LZ13

website:http://biz.LGservice.com

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

Aug., 2003

Printed in Korea

P/NO : 3828VD0120G

Summary of Contents for RZ-30LZ13

Page 1: ...UTION BEFORE SERVICING THE CHASSIS READ THE SAFETY PRECAUTIONS IN THIS MANUAL CHASSIS ML 038A MODEL RZ 30LZ13 website http biz LGservice com e mail http www LGEservice com techsup htm Aug 2003 Printed in Korea P NO 3828VD0120G ...

Page 2: ... CONTENTS 2 PRODUCT SAFETY 3 CONTROL DESCRIPTIONS 4 SPECIFICATIONS 8 ADJUSTMENT INSTRUCTIONS 12 TROUBLE SHOOTING 14 PRINTED CIRCUIT BOARD 15 BLOCK DIAGRAM 19 EXPLODED VIEW 20 EXPLODED VIEW PARTS LIST 21 SVC SHEET ...

Page 3: ... 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 return path to the chassis the measured resistance should be between 1MΩ and 5 2MΩ When the exposed metal has no return path to the chassis the reading must be infinite Any o...

Page 4: ... D D E E or F F G G direction 5 SWAP returns to the previously viewed programme 6 MENU selects a menu 7 D D E E Programme Up Down selects a programme or a menu item switches the set on from standby F F G G Volume Up Down adjusts the volume adjusts menu settings OK accepts your selection or displays the current mode 8 NUMBER BUTTONS switches the set on from standby or directly select a number 9 PSM...

Page 5: ...used for teletext function Battery installation The remote control handset is powered by two AAA type batteries To load the batteries turn the remote control handset over and open the battery compartment Install two batteries as indicated by the polarity symbols and marked inside the compartment Note To avoid damage from possible battery leakage remove the batteries if you do not plan to use the r...

Page 6: ... F G G Volume Down Up adjusts the volume adjusts menu settings D D E E Program Up Down selects a program or a menu item switches the set on from standby 5 POWER O I switches the set on from standby or off to standby 6 POWER STANDBY INDICATOR O illuminates red in standby mode illuminates green when the set is switched on 7 REMOTE CONTROL SENSOR Front panel 1 2 3 5 6 7 4 ...

Page 7: ...T connect the RF socket of the VCR to the aer ial socket 6 RGB INPUT DVI Digital Visual Interface INPUT connect the set output socket of the PER SONAL COMPUTER to this socket Note This set is only provided the DVI D function although DVI jack drawing is DVI I jack for connection convenience 7 AUDIO INPUT connect audio out from external equipment to these jack 8 RS 232C INPUT CONTROL SERVICE PORT c...

Page 8: ...e Diagonal Operating temperature Operating humidity Storage temperature Storage humidity LCD Panel Lamp Weight Size of outline Speaker reqularity Impedance Specification Min Typ Max Unit 1 PAL SECAM BG 2 PAL SECAM DK 3 PAL I 4 SECAM L L 1 PAL 2 SECAM 3 NTSC 3 58 4 43 1 VHF E2 E12 UHF E21 E69 CATV S1 S20 HYPER S21 S41 2 L L VHF B C D VGA SVGA XGA 1024x768 SXGA 1280x1024 AC 230V 50 60Hz EU Min 29 53...

Page 9: ...picture display mode Progressive scan Double window text Display mode Main Sub PIP OSD Language NEC code only MENU D PR E F VOL G INPUT SELECT O I Colour Temperature Contrast Brightness Colour Tint Sharpness Dynamic Standard Mild User Normal Cool Warm User O FLI2300 FM Stereo Nicam Stereo FM Stereo Nicam Stereo TOP FLOP LIST 128 page 0 1 PIP 0 POT Picture Out Text Wide FULL 4 3 14 9 Zoom Letter Bo...

Page 10: ... 68 677 54 348 67 500 77 487 47 7 60 15 68 596 60 000 75 000 63 981 79 976 49 725 V freq Hz 70 09 85 08 70 08 85 03 59 94 72 80 75 00 85 00 56 25 60 31 72 18 75 00 85 06 90 00 100 00 60 00 70 06 75 02 84 99 60 05 75 00 85 05 60 00 75 00 85 00 60 00 75 00 60 02 75 02 74 55 Pixel clock MHz 25 17 31 50 28 32 35 50 25 17 31 50 31 50 36 00 36 00 40 00 50 00 49 50 56 25 57 30 69 65 65 00 75 00 78 75 94 ...

Page 11: ...een Low 0 2V TV Mode 0 7V 0 7V High 1 3V RGB Low 0 0 4V Composite 1V including sync 1V including sync Impedance 1 kΩ 10 kΩ 1 kΩ 10 kΩ 75 Ω 10 kΩ 75 Ω 75 Ω 75 Ω 75 Ω 75 Ω Table 3 Scart arrangement 2 Half Scart Pin 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 Signal Audio output B right Audio input B right Audio output A left Ground audio Ground blue Audio input A left Function select AV co...

Page 12: ... Adjustment Connect RS 232C to Adjustment Equipment and SET Automatization operating room has in charge of managing and repairing about adjusting equipment Only adjust HIGH LIGHT and RGB input adjusts R H G H automatically Automatic adjustment equipment decides the values of R GAIN G GAIN B GAIN by correcting color coordinates white balance and transmits them into SET Use the RS 232C and finally t...

Page 13: ... 81 EF 71 21 5E 00 33 05 FF 40 80 59 00 05 0A 30 06 FF 26 31 BC 00 32 20 4C 07 00 96 40 34 18 00 20 5A 08 1E 08 31 00 4D 00 20 31 09 6D B7 59 98 1F 1E 20 33 0A D7 FB 3B 51 00 00 20 0A 0B 3A A1 D9 00 90 00 20 20 0C 01 56 45 2A 51 00 00 20 0D 01 48 40 40 00 FD 00 20 0E 01 98 45 30 1B 00 00 00 0F 01 24 59 70 30 38 FC DF 00 10 20 30 40 50 60 70 00 00 33 13 61 13 20 55 00 01 FF 0B 48 59 00 40 1E 52 02 ...

Page 14: ...eaker cable error Sound AMP IC error 1 No picture No sound 2 No picture Sound ok 3 Picture ok No sound TROUBLESHOOTING Symptom Cause Check Point 1 Check the PC resolution and support resolution on spec 2 Adjust clock and phase of OSD menu 1 Operation of auto configure on Menu 1 Check the status of P201 wax soldering 2 Check the status of IC201 wax soldering Clock phase error Screen position error ...

Page 15: ... 15 PRINTED CIRCUIT BOARD MAIN TOP ...

Page 16: ... 16 MAIN BOTTOM ...

Page 17: ... 17 SPK TOP SPK BOTTOM CONTROL TOP CONTROL BOTTOM E PHO BOTTOM E PHO TOP ...

Page 18: ... 18 TUNER TOP TUNER BOTTOM ...

Page 19: ... 19 BLOCK DIAGRAM ...

Page 20: ... 20 EXPLODED VIEW 120 112 430 570 300 350 520 501 540 400 420 410 530 550 ...

Page 21: ... 220V ONLY 550 3141VSN645A CHASSIS ASSEMBLY SUB ML038A SPK BOARD AND AC IN SOCKET ASSY 570 3141VSN644A CHASSIS ASSEMBLY SUB ML038A RZ 30LZ13 CNTL BOARD ASSY ACCESSORIES A1 3828VA0423B MANUAL OWNERS ML038A DG BN LG GE EN FR NE 100Q RX 016C 026C A1 3828VA0423C MANUAL OWNERS ML038A HS LG GR EN 100Q TX LGEHS A1 3828VA0423D MANUAL OWNERS ML038A UK WTY LG EN 100Q TX LGEUK A1 3828VA0423F MANUAL OWNERS ML...

Page 22: ...P NO 3854VA0137A S1 1 2 2003 08 09 ...

Page 23: ...P NO 3854VA0137A S1 2 2 2003 08 09 ...

Page 24: ...P NO 3854VA0137A S2 1 2 2003 08 09 ...

Page 25: ...P NO 3854VA0137A S2 2 2 2003 08 09 ...

Page 26: ...SVC SHEET 3854VA0137A S1 S2 ...

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