LG 20HIZ11 Service Manual Download Page 28

Page: 28 / 34

DATE: 2005. 10. 12.

*AL LOC. NO.

PART NO.

DESCRIPTION / SPECIFICATION

C96

0CE107WF6DC 100UF MVK 16V 20% R/TP(SMD)

C99

0CH8106F691

10UF 16V 20% 105STD (CYL) R

CC101

0CH8476F691

47UF 16V 20% 105STD (CYL) R

D100

0DRFC00288A

SS14 FAIR CHILD R/TP SMA 20

D101

0DRFC00288A

SS14 FAIR CHILD R/TP SMA 20

D1150

0DRGS00199A

UF4001 GENERAL SEMICONDUCTO

D102

0DS181009AA

KDS181 TP KEC SOT-23 80V

D103

0DS181009AA

KDS181 TP KEC SOT-23 80V

D107

0DS226009AA

KDS226 TP KEC - 80V - - 4NS

ZD1200 0DZ620009HB

UDZ S 6.2B TP ROHM SOD323 2

ZD1206 0DZ620009HB

UDZ S 6.2B TP ROHM SOD323 2

ZD1207 0DZ620009HB

UDZ S 6.2B TP ROHM SOD323 2

ZD1212 0DZ620009HB

UDZ S 6.2B TP ROHM SOD323 2

ZD1213 0DZ620009HB

UDZ S 6.2B TP ROHM SOD323 2

ZD1214 0DZ620009HB

UDZ S 6.2B TP ROHM SOD323 2

ZD104

0DZ620009HB

UDZ S 6.2B TP ROHM SOD323 2

ZD105

0DZ620009HB

UDZ S 6.2B TP ROHM SOD323 2

ZD209

0DZ620009HB

UDZ S 6.2B TP ROHM SOD323 2

D1151

0DZ330009DF

MTZJ33B TP ROHM-K DO34 0.5W

IC905

0IZZ9H0057A

0IMMRALD039A ATMEL SIP 32PI

IC4

0IMCRAL006A

"AT24C16AN-10SU-2.7,LF ATMEL"

IC903

0IMCRAL006A

"AT24C16AN-10SU-2.7,LF ATMEL"

IC100

0IMCRMZ002A

MP7720 MONOLITHIC POWER SYS

IC101

0IMCRMZ002A

MP7720 MONOLITHIC POWER SYS

IC1200

0IMCRSG010A

ST3232CDR SGS-THOMSON SOP16

IC1

0IPRPMN003C

VCT49XYF C7(NTSC+PAL) MICRO

IC901

0IPRPGN015C

"GM2221-BC-LF,PB FREE GENESI"

IC1103

0IPMGSG018D

LD1086DT18TR-LF SGS-THOMSON

IC1108

0IMCRKE010A

KIA7812AF KEC 2P DPACK R/TP

IC1110

0IPMG00003A

"KIA78M08F KEC 3P,DPAK R/TP"

IC1111

0IPMG00004A

"KIA7805AF KEC 3P,DPAK R/TP"

IC1112

0IMCRKE010A

KIA7812AF KEC 2P DPACK R/TP

IC1113

0IPMG00003A

"KIA78M08F KEC 3P,DPAK R/TP"

IC1106

0IPMGSG018D

LD1086DT18TR-LF SGS-THOMSON

IC1114

0IPMGFA061A

"FAN1587AD33X FAIRCHILD 3P,D"

IC1115

0IPMGFA061A

"FAN1587AD33X FAIRCHILD 3P,D"

IC3

0IKE702700D

"KIA7027AF 3, SOT-89 TP RESE"

IC202

0ISTL00026A

"MC14066BDR2G,LF ON SEMI 14P"

IC222

0IMCRTI001A

"SN74HCT157DR,LF TEXAS INST"

L104

6140TBZ045A

"38.5UH(DIP), 6A, P7.5, DR8."

L105

6140TBZ045A

"38.5UH(DIP), 6A, P7.5, DR8."

L1150

150-985B

DR8*11 2.4MH 0.16MM 270.5

L1202

6210TCE001A

HB-1S2012-080JT CERATEC 201

L1203

6210TCE001A

HB-1S2012-080JT CERATEC 201

L1206

6210TCE001A

HB-1S2012-080JT CERATEC 201

L1207

6210TCE001A

HB-1S2012-080JT CERATEC 201

L1208

6210TCE001A

HB-1S2012-080JT CERATEC 201

L1211

6210TCE001A

HB-1S2012-080JT CERATEC 201

L1213

6210TCE001A

HB-1S2012-080JT CERATEC 201

L1214

6210TCE001A

HB-1S2012-080JT CERATEC 201

L1215

6210TCE001A

HB-1S2012-080JT CERATEC 201

L1100

6210TCE001G

HH-1M3216-501 CERATEC 3216M

L1101

6210TCE001G

HH-1M3216-501 CERATEC 3216M

DATE: 2005. 10. 12.

*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

6210TCE001A

HB-1S2012-080JT CERATEC 201

L203

6210TCE001A

HB-1S2012-080JT CERATEC 201

L204

6210TCE001G

HH-1M3216-501 CERATEC 3216M

L205

6210TCE001A

HB-1S2012-080JT CERATEC 201

L853

6210TCE001G

HH-1M3216-501 CERATEC 3216M

L900

6210TCE001G

HH-1M3216-501 CERATEC 3216M

L901

6210TCE001G

HH-1M3216-501 CERATEC 3216M

L902

6210TCE001G

HH-1M3216-501 CERATEC 3216M

L903

6210TCE001G

HH-1M3216-501 CERATEC 3216M

LL1107

6210TCE001G

HH-1M3216-501 CERATEC 3216M

L1102

6210TCE001G

HH-1M3216-501 CERATEC 3216M

L1231

6210TCE001G

HH-1M3216-501 CERATEC 3216M

L800

6210TCE001G

HH-1M3216-501 CERATEC 3216M

L906

6210TCE001G

HH-1M3216-501 CERATEC 3216M

L908

6210TCE001G

HH-1M3216-501 CERATEC 3216M

Z1000

6200QL3002F

"X6966M EPCOS ST SIP5K, 6200"

L1200

0LC1020101A

1UH 10% 2012 R/TC FI-B2012-

L1212

0LC0233002A

3.3UH CERATECH R/TP

L10

0LC1032101A

10UH 10% 3216 R/TC FI-C3216

L1001

0LC1020101A

1UH 10% 2012 R/TC FI-B2012-

L1002

0LC1032101A

10UH 10% 3216 R/TC FI-C3216

L15

0LC1032101A

10UH 10% 3216 R/TC FI-C3216

0LC1032101A

10UH 10% 3216 R/TC FI-C3216

0LC1032101A

10UH 10% 3216 R/TC FI-C3216

L888

0LC0233002A

3.3UH CERATECH R/TP

L889

0LC0233002A

3.3UH CERATECH R/TP

L890

0LC0233002A

3.3UH CERATECH R/TP

Q1150

0TR322809AB

KTC3228-Y(KTC2383) TP KEC T

Q1151

0TR387500AA

CHIP 2SC3875S(ALY) BK KEC -

Q603

0TR387500AA

CHIP 2SC3875S(ALY) BK KEC -

QQ101

0TR387500AA

CHIP 2SC3875S(ALY) BK KEC -

QQ105

0TR387500AA

CHIP 2SC3875S(ALY) BK KEC -

Q100

0TR387500AA

CHIP 2SC3875S(ALY) BK KEC -

Q1000

0TR388109AA

KTC3881 CHIP TP KEC - -

Q101

0TR150400BA

CHIP 2SA1504S(ASY) BK KEC -

Q1100

0TR387500AA

CHIP 2SC3875S(ALY) BK KEC -

Q12

0TR150400BA

CHIP 2SA1504S(ASY) BK KEC -

Q13

0TR150400BA

CHIP 2SA1504S(ASY) BK KEC -

Q14

0TR150400BA

CHIP 2SA1504S(ASY) BK KEC -

Q15

0TR387500AA

CHIP 2SC3875S(ALY) BK KEC -

0TR387500AA

CHIP 2SC3875S(ALY) BK KEC -

0TR150400BA

CHIP 2SA1504S(ASY) BK KEC -

IC902

0TF492509AA

SI4925DY TP TEMIC 30V 6.1A

ICC1200 0TF492509AA

SI4925DY TP TEMIC 30V 6.1A

IC1104

0TFVI80005A

VISHAY SI4963DY R/TP SO-8 -

IC1107

0TF492509AA

SI4925DY TP TEMIC 30V 6.1A

R1200

0RH0682D622

68 OHM 1 / 10 W 2012 5.00%

R1201

0RH0222D622

22 OHM 1 / 10 W 2012 5.00%

R1202

0RH0752D622

75 OHM 1 / 10 W 2012 5.00%

R1205

0RH0222D622

22 OHM 1 / 10 W 2012 5.00%

- 27 -

COIL & CORE & INDUCTOR

FET & TRANSISTOR

RESISTORs

DIODEs

Summary of Contents for 20HIZ11

Page 1: ......

Page 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 ...

Page 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 ...

Page 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...

Page 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 ...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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 ...

Page 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 ...

Page 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...

Page 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...

Page 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 ...

Page 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 ...

Page 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 ...

Page 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 ...

Page 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 ...

Page 21: ...BLOCK DIAGRAM 20 ...

Page 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...

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

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

Page 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 ...

Page 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...

Page 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...

Page 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...

Page 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 ...

Page 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...

Page 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 ...

Page 32: ......

Page 33: ......

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

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