LG 20HIZ11 Скачать руководство пользователя страница 16 | Manualshive

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TROUBLESHOOTING

No power
(LED indicator off)

Check short of main B/D
or Change Lips

Change IC1107, IC1104

Change LED Assy

Check 15V or 5V

of Lips

Check Output of

IC1107, IC104

Check LED Assy

Check P1100, P210 Connector

Fail

Fail

Change Q1100

Check Output of

Q1100

Fail

Pass

Fail

Pass

Pass

Pass

:[A]Process

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Содержание 20HIZ11

Страница 1: ......

Страница 2: ... MANUAL CAUTION BEFORE SERVICING THE CHASSIS READ THE SAFETY PRECAUTIONS IN THIS MANUAL CHASSIS ML 041F FACTORY NAME RZ 20LZ50C MODEL 20HIZ11 website http biz LGservice com e mail http www LGEservice com techsup html ...

Страница 3: ...NTS CONTENTS 2 PRODUCT SAFETY 3 SPECIFICATION 6 ADJUSTMENT INSTRUCTION 10 SVC REMOCON 11 HOTEL MODE 12 TROUBLE SHOOTING 15 BLOCK DIAGRAM 20 WIRING DIAGRAM 22 EXPLODED VIEW 23 REPLACEMENT PARTS LIST 25 SVC SHEET ...

Страница 4: ...et 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 i...

Страница 5: ...y 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 grounded ...

Страница 6: ...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 7: ...is followed a special standard SPECIFICATION NOTE Specifications and others are subject to change without notice for improvement 3 General Specification No Item Content Remark 1 LCD Module Feature Maker LPL Type TFT Color LCD Module Active Display Area 20 1 inches 510 00 duaginal Pixel Pitch mm 0 6375mm H x 0 6375mm V x RGB Electrical Interface TTL LPL Color Depth 8bits 16 777 216 color Size mm 45...

Страница 8: ... Double Window Mode X 15 MW Multi Window Mode X 16 Film Mode X 17 Noise Reduction X 18 Progressive Scan 0 19 Motion Detection X 20 SRS WOW X 21 Swivel Speaker X 22 EZ pip X 23 ARC X 24 DRP X 25 DCDI X 26 HDCP X No Item Content Remark 1 Product Width W Length D Height H Dimension Before Packing 597 5 222 460 6 With Stand After Packing 702 288 547 2 Product Only SET 9 9kg Weight With BOX 12 kg 6 Eng...

Страница 9: ...al Input TV Child Lock Off Auto Sleep Off Language English Area Management 8 Optical Character No Item Specification Remark LPL CMO AUO 1 Viewing Angle Right Left 88 88 80 80 80 80 CR 10 Up Down 88 88 70 70 60 60 2 Luminance Luminance cd m2 450 450 500 Typical Variation 1 3 MAX MIN 3 Contrast Ratio 350 500 500 All white All black 4 CIE Color Coordinates White WX Typ 0 289 0 285 0 31 WY Typ 0 335 0...

Страница 10: ... C 02 PR 13 152 75 PAL L PHILIPS NICAM DUAL S 07 PR 14 591 25 PAL L Colorbar NICAM STEREO C 48 LGEMA PR 31 175 25 PAL B Crosshatch Circle NICAM DUAL FLOF C 05 PR 32 711 25 PAL G DIGITAL NICAM STEREO FLOF C 51 PR 33 631 25 PAL I Crosshatch NICAM STEREO FLOF C 41 PR 34 93 25 SECAM D DIGITAL MONO C 05 PR 35 62 25 PAL B Crosshatch A2 STEREO C 04 PR 36 551 25 PAL G Colorbar A2 DUAL TOP C 31 PR 37 471 2...

Страница 11: ...after converting to Adjustment Mode press VOL Key consecutively in Auto Gain Menu After adjustment is complete pressing enter key stores and completes the process 3 2 3 Low Gray Adjustment Apply Gray Level Model 202 PAL_BDGH pattern 59 signal by using Pattern Generator MSPG 925FS Check weather color coordinates x 0 283 y 0 298 0 005 is operated by using CA 110 equipment If color coordinates is not...

Страница 12: ...put To check 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 ...

Страница 13: ...ce is TV When Channel Change is set to No Change Impossible Channel Key Numeral Key List Key Q View Key doesn t work and entering Channel Menu in the Main Menu OSD is impossible When Channel Change is set to Yes Change Possible Channel Key Numeral Key List Key Q View Key does work and entering Channel Menu in the Main Menu OSD is possible When Channel Change is set to No Change Impossible Channel ...

Страница 14: ...Fixed Volume is set to Yes Max Volume item cannot be selected When Max Volume is set volume just goes up to the Max Volume value in On Time Menu 1 6 OSD Display Decide to display OSD or not by setting OSD Display as Yes Mark or No No Mark When OSD Display is set to No No Mark just Channel OSD and STEREO OSD doesn t display 1 7 Remocon Remote Control Operation Decide to operate Remote Control or no...

Страница 15: ...s Work Auto Off Operation work as configuration When Auto Off Operation is set to No Do Not Work Auto Off Operation Do Not work regardless of configuration 1 12 A V Default Setting Decide whether to use default data or user data that are program volume picture audio and ARC Be selected Yes Work or No Do Not Work This item has lower priority than the On Monitor Operation in hotel menu When A V Defu...

Страница 16: ...ck short of main B D or Change Lips Change IC1107 IC1104 Change LED Assy Check 15V or 5V of Lips Check Output of IC1107 IC104 Check LED Assy Check P1100 P210 Connector Fail Fail Change Q1100 Check Output of Q1100 Fail Pass Fail Pass Pass Pass A Process ...

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

Страница 18: ...ss Check the input output of IC1 Check the input output of IC901 Check input source cable and jack Fail Re soldering or Change the defect part Check X11 Fail Re soldering or Change the defect part Check X900 Fail Pass Pass Pass Check the input output of IC800 IC851 Re soldering or Change the defect part Fail Pass ...

Страница 19: ...the input output of IC1 Check the input output of IC800 IC851 Check input source cable and jack Fail Fail Fail Fail Re soldering or Change the defect part Chek X11 Fail 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 Fail Re soldering or Change the defect part Check X900 Pass Pass ...

Страница 20: ...ut Check the input source Fail Pass Re soldering or Change the defect part Check X11 Check the input output of IC1 Fail Pass Re soldering or Change the defect part Check the input output of IC100 IC101 Fail Pass Change speaker Check the speaker Fail Pass ...

Страница 21: ...BLOCK DIAGRAM 20 ...

Страница 22: ...the LCD module as a TTL output VCTi is the main microprocessor that handles video signal processing and sound signal processing It also manages the RF signals received from the tuner The scaler can control timing to fit into the LCD panel and can also control the size and position of the input signal 2 Power Supply Unit The power supply unit provides 15V and 5V DC power to the mainboard The PWM St...

Страница 23: ... 22 6631T25019J 5P 6631T20029X 6P 6631T25021C 3P 4P 6631T25019Y 4P 6631T11021B 41P 6631T20028G 11P 12P 6631T11017R 18P WIRING DIAGRAM ...

Страница 24: ... 23 EXPLODED VIEW 010 060 020 050 050 080 090 070 110 100 120 030 130 040 140 ...

Страница 25: ...ULL RANGE GENERAL 4OHM 7 12W DB 70 AUTOBAHN 6871TST980A PWB PCB ASSEMBLY SUB RM RT RZ 20LZ50 CONTROL BOARD CONTROL TOTAL BRAND MAIN ML 041B LF 6871TST974A PWB PCB ASSEMBLY SUB RM RT RZ 20LZ50 IR BOARD LED P SW TOTAL BRAND MAIN ML 041B LF 4951TKS175J METAL ASSEMBLY FRAME METAL ASSY 20LZ50 LPL CKD 4951TKS175H METAL ASSEMBLY FRAME METAL ASSY 20LZ50 LPL 6871TPT280K PWB PCB ASSEMBLY POWER RM RZ 20LA70 ...

Страница 26: ...00000PF 50V 80 20 F Y5V C861 0CH3104K946 100000PF 50V 80 20 F Y5V C865 0CH3104K946 100000PF 50V 80 20 F Y5V C866 0CH3104K946 100000PF 50V 80 20 F Y5V C869 0CH3104K946 100000PF 50V 80 20 F Y5V C874 0CH3104K946 100000PF 50V 80 20 F Y5V C875 0CH3104K946 100000PF 50V 80 20 F Y5V C877 0CH3104K946 100000PF 50V 80 20 F Y5V C9 0CH3104K946 100000PF 50V 80 20 F Y5V C900 0CH3103K516 10000PF 50V 10 B Y5P 2012...

Страница 27: ...2012 R TP C21 0CH6102K406 1000PF 50V 5 SL 2012 R TP C43 0CH6102K406 1000PF 50V 5 SL 2012 R TP DATE 2005 10 12 S AL LOC NO PART NO DESCRIPTION SPECIFICATION C46 0CH6102K406 1000PF 50V 5 SL 2012 R TP C50 0CH6102K406 1000PF 50V 5 SL 2012 R TP C59 0CH6102K406 1000PF 50V 5 SL 2012 R TP C86 0CH6102K406 1000PF 50V 5 SL 2012 R TP C923 0CH6080K116 8PF 2012 50V 0 5 PF C0G R T C924 0CH6080K116 8PF 2012 50V 0...

Страница 28: ...RATEC 3216M L1101 6210TCE001G HH 1M3216 501 CERATEC 3216M DATE 2005 10 12 S AL LOC NO PART NO DESCRIPTION SPECIFICATION L1103 6210TCE001A HB 1S2012 080JT CERATEC 201 L1105 6210TCE001G HH 1M3216 501 CERATEC 3216M L1106 6210TCE001G HH 1M3216 501 CERATEC 3216M L1107 6210TCE001G HH 1M3216 501 CERATEC 3216M L200 6210TCE001A HB 1S2012 080JT CERATEC 201 L201 6210TCE001A HB 1S2012 080JT CERATEC 201 L202 6...

Страница 29: ...0 W 2012 5 00 R908 0RH0822D622 82 OHM 1 10 W 2012 5 00 R910 0RH0822D622 82 OHM 1 10 W 2012 5 00 DATE 2005 10 12 S AL LOC NO PART NO DESCRIPTION SPECIFICATION R915 0RH3600D622 CHIP 360 J 1 10 W R919 0RH0000D622 0 OHM 1 10 W 2012 5 00 D R934 0RH1000D622 100 OHM 1 10 W 2012 5 00 R961 0RH0000D622 0 OHM 1 10 W 2012 5 00 D R964 0RH1002D622 10K OHM 1 10 W 2012 5 00 R989 0RH8200D622 820 OHM 1 10 W 2012 5 ...

Страница 30: ...1000D677 100 OHM 1 10 W 5 1608 R TP R935 0RJ1000D677 100 OHM 1 10 W 5 1608 R TP R936 0RJ1000D677 100 OHM 1 10 W 5 1608 R TP R938 0RJ1002D677 10K OHM 1 10 W 5 1608 R TP R939 0RJ1000D677 100 OHM 1 10 W 5 1608 R TP R940 0RJ0000D677 0 OHM 1 10 W 5 1608 R TP R941 0RJ1000D677 100 OHM 1 10 W 5 1608 R TP DATE 2005 10 12 S AL LOC NO PART NO DESCRIPTION SPECIFICATION R942 0RJ1000D677 100 OHM 1 10 W 5 1608 R...

Страница 31: ...0LC0233002A 3 3UH CERATECH R TP R1203 0RH0752D622 75 OHM 1 10 W 2012 5 00 R1204 0RH0752D622 75 OHM 1 10 W 2012 5 00 R1207 0RH0752D622 75 OHM 1 10 W 2012 5 00 R1210 0RH0752D622 75 OHM 1 10 W 2012 5 00 R1212 0RH0752D622 75 OHM 1 10 W 2012 5 00 R1214 0RH0752D622 75 OHM 1 10 W 2012 5 00 R1215 0RH3902D622 39K OHM 1 10 W 2012 5 00 R1216 0RH5102D622 51K OHM 1 10 W 2012 5 00 R1221 0RH1001D622 1K OHM 1 10 ...

Страница 32: ......

Страница 33: ......

Страница 34: ...Oct 2005 Printed in Korea P NO 38289S0022Q ...

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