LG RU-50PZ61 Service Manual Download

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REPLACEMENT PARTS LIST

LOCA. NO PART NO DESCRIPTION

IC601

Q1107

Q1108

Q1109

Q111

Q1110

Q1111

Q1112

Q1113

0IMMRHY033A

0IIT323000E

0TR150400BA

0TR830009BA

0TR150400BA

0TR387500AA

HY57V643220C(L)T-6 86P

VPC3230D C5 80P VIDEO PROCESSOR

LA7151M 10SOP AUDIO SW

GM1501HBD 416P

VPC3230D C5 80P VIDEO PROCESSOR

AT24C32AN-10SI-2.7 8PIN

KIA7042AF SOT-89 TP 4.2V

HY5DU283222AQ-5 100P

MSP4440G-QA-C13-101 80P

MX29LV800BTTC-70 48P

NSP-6241B 64P DIGITAL AUDIO

TAS5122DCAR 56P 30W STEREO

NJU26901E2 JRC 8P DIGITAL AUDIO

KIA7042AF SOT-89 TP 4.2V

CHIP 2SC3875S(ALY) KEC

BSS83

CHIP 2SA1504S(ASY) KEC

KTC3552T-RTK SOT-23F 50V 3A

BSS83

CHIP 2SC3875S(ALY) KEC

BSS83

CHIP 2SC3875S(ALY) KEC

BSS83

CHIP 2SA1504S(ASY) KEC

CHIP 2SC3875S(ALY) KEC

CHIP 2SA1504S(ASY) KEC

CHIP 2SC3875S(ALY) KEC

CHIP 2SA1504S(ASY) KEC

BSS83

CHIP 2SC3875S(ALY) KEC

CHIP 2SA1504S(ASY) KEC

CHIP 2SC3875S(ALY) KEC

CHIP 2SA1504S(ASY) KEC

CHIP 2SC3875S(ALY) KEC

CHIP 2SA1504S(ASY) KEC

BSS83

CHIP 2SA1504S(ASY) KEC

CHIP 2SC3875S(ALY) KEC

LOCA. NO PART NO DESCRIPTION

IC100

IC1000

IC1001

IC1002

IC1003

IC1004

IC101

IC102

IC103

IC104

IC1100

IC1101

IC1200

IC1201

IC1202

IC1300

IC1301

IC1302

IC1303

IC1304

IC1305

IC1306

IC200

IC201

IC202

IC203

IC204

IC400

IC401

IC402

IC403

IC500

IC5001

IC5002

IC5003

IC5004

IC5005

IC5006

IC501

IC502

IC503

IC600

0IMI623200B

0IDS162100B

0IMCRTI003A

0IMCRAL006A

0IKE703300E

0IMCRGN002C

0IMCRMI006A

TK11840L 8P SOT23L DC-DC CONVERTER

LA7151M 10SOP AUDIO SW

SC1565IST-1.8 3P SOT223

MIC39100 3P SOT223

KA7809R 2P

BA033FP-E2 3P-SOP,TO252-3

PQ05DZ1U SHARP 5

BA033FP-E2 ROHM 3P-SOP,TO252-3

SC1565IST-1.8 3P SOT223

BA033FP-E2 3P-SOP,TO252-3

MIC39100 3P SOT223

74ACT253SC 16P

ST3232CDR SOP16 RS232

M52758FP 36PIN

M74HC123RM13TR 16P

CXA2069Q QFP64 BK I2C BUS AV S/W

CXA2101AQ 80P VIDEO SIGNAL

PQ09RD21 4SIP ST REGULATOR

PQ12RD21 4SIP ST REGULATOR

M62320FP 16P

DS1621V 8P

SN74HCT08D 16P

AT24C16AN-10SI-2.7 8P

KIA7033AF 3P SOT-89

FLI2300BD 208P DIGITAL VIDEO

M52758FP 36PIN

TRANSISTOR

RUN DATE : 2004.8.25

For Capacitor & Resistors, the
charactors at 2nd and 3rd digit
in the P/No. means as follows;

CC, CX, CK, CN : Ceramic
CQ : Polyestor
CE : Electrolytic

RD : Carbon Film
RS : Metal Oxide Film
RN : Metal Film
RF : Fusible

http://www.wjel.net

Summary of Contents for RU-50PZ61

Page 1: ...AUTION BEFORE SERVICING THE CHASSIS READ THE SAFETY PRECAUTIONS IN THIS MANUAL CHASSIS RF 043A MODEL RU 50PZ61 CANADA http biz lgservice com USA http www lgservice com http lgservice com techsup html h t t p w w w w j e l n e t ...

Page 2: ...AC switch in the on positioin 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 ...

Page 3: ...ICATIONS 7 ADJUSTMENT INSTRUCTIONS 8 TROUBLE SHOOTING GUIDE 12 BLOCK DIAGRAM 23 EXPLODED VIEW 26 EXPLODED VIEW PARTS LIST 27 REPLACEMENT PARTS LIST 28 SCHEMATIC DIAGRAM PRINTED CIRCUIT BOARD TABLE OF CONTENTS h t t p w w w w j e l n e t ...

Page 4: ...trols 1 ON OFF Button 2 S VIDEO Input A connection available to provide better picture quality than the video input 3 VIDEO Input Connects the video signal from a video device 4 AUDIO Input Use to connect to hear stereo sound from an external device 5 INDEX Switches LED Display on or off 6 Remote Control Sensor 7 Power Standby Indicator Illuminates red in standby mode Illuminates green when the TV...

Page 5: ...rther information refer to Speaker Speaker Stand manual RS 232C INPUT CONTROL SER VICE PORT Connect to the RS 232C port on a PC DVD DTV Input Component 1 2 Connect a component video audio device to these jacks Audio Video Input 1 Connect audio video output from an external device to these jacks Monitor Output Connect a second TV or Monitor S Video Input Connect S Video out from an S VIDEO device t...

Page 6: ...ding on mode MUTE Switches the sound on or off DASP Selects the sound appropriate for the pro gram s character EXIT Clears all on screen displays and returns to TV viewing from any menu REVIEW Tunes to the last channel viewed THUMBSTICK Up Down Left Right ENTER Allows you to navigate the on screen menus and adjust the system settings to your preference CHANNEL UP DOWN Selects available channels fo...

Page 7: ...quirement Television System Program Coverage External Antenna Impedance Color Operating Temperature Range Operating Humidity Range Maximum Elevation 49 6 1260 28 5 724 8 11 3 287 96 7 43 84 RU 60PZ61 56 5 1436 36 913 2 3 9 98 6 172 3 78 15 1366 x 768 Dot 1024 x 768 Dot 852 x 480 Dot RU 42PZ61 RU 42PZ71 MODEL RU 50PZ61 4 7 120 30 7 779 4 3 9 98 2 5 7 2 57 Width inches mm Height inches mm Depth inch...

Page 8: ... Setting up the LGIDS 1 Install the LGIDS idsinst exe After installation has completed check if the file shown in Fig 1 has been created 2 Right click on LGIDS and select Create Shortcut Then move the shortcut icon onto the desktop 3 Double click on the LGIDS icon on the desktop to execute the program 3 2 Channel memory Method 1 Check if Malibu has been selected on Model 2 Check if Connection unde...

Page 9: ...Generation 1 Click on Key Generation G 2 Input the number of the key in Generation count ex If 100 Keys are required then just register 100 and next time it will automatically get 101 3 Input file When installing the program for the first time you must find the original KEY that you copied and open it It is crucial that you copy the original KEY into this directory When you use Generation the info...

Page 10: ... 5 3 Adjustment Method for P No 3501V00180A B D 1 Va Adjustment 1 After receiving 100 Full White Pattern HEAT RUN 2 Connect terminal of D M M to Va pin of P805 connect terminal to GND pin of P805 3 Turn RV501 to adjust the Va voltage to match the value marked on the label on the right top of the panel Deviation 0 5V 2 Vs Adjustment 1 Connect terminal of D M M to Vs pin of P805 connect terminal to ...

Page 11: ...S W for writing DDC EDID data Write Read into operation operated in DOS mode 6 4 Sequence of Adjustment 1 DDC Data Input for Analog RGB 1 Put the set on the table and turn the power on 2 Connect PC Serial to D sub 15P Cable of jig for DDC adjustment to RGB terminal D Sub 15Pin 3 Operate S W for DDC record and select DDC data for Analog RGB in Model Menu 4 Operate EDID Write command 5 Operate EDID ...

Page 12: ...ment MSP3240A or similar product 16 Gray Scale Pattern output Component output Level 0 7Vp p 8 2 Method of Auto RGB Color Balance 1 Input RGB Source Component 480p 576p 16 Gray Scale Pattern At this time only connect the Y signal not Pb and Pr 2 Press ADJ KEY on the S R C 3 Press Vol KEY and operate To set 4 Auto RGB OK means completed adjustment 9 Auto RGB Color Balance 9 1 Required Test Equipmen...

Page 13: ...put come out Doesn t the VSC signal Vs ON come out Yes Yes High tension output voltage Drop it occurs When remove the Y B D Module Input Connector output voltage Drop it occurs When remove the Y Z B D Module Input Connector Power Board high tension output voltage Drop it occurs Yes No No 9 Check the Power Board Output high tension circuit Yes 10 Check the Z B D Module Coutput circuit Yes When remo...

Page 14: ... 14 TROUBLE SHOOTING GUIDE 1 2 3510V00182A Power Board Structure T502 Vs Trans T702 Va Trans T101 St by Trans T103 Low Voltage Trans 1 2 3 h t t p w w w w j e l n e t ...

Page 15: ... 15 TROUBLE SHOOTING GUIDE 1 3 3501V00180A Power Board Structure T221 Vs Trans T271 Va Trans T121 St by Trans T201 Low Voltage Trans 1 2 3 h t t p w w w w j e l n e t ...

Page 16: ...es No Cable connecting the Line Filter and Power Switch connected Connect Cable Yes No Is the Power Switch connected to Power Board Connect Cable Yes No Is Fuse F101 on Power Board good Replace Fuse Yes No Is the Power Board connected to 7P of VSC Board Connect Cable Yes No When ST BY 5V does not operate replace Power Board h t t p w w w w j e l n e t ...

Page 17: ... on Y B D In case of open replace fuse Yes No Yes Yes Replace Z Board Is the Z Board good Is the output voltage good after removing P1 connector of Z B D Check Fuse FS1 FS2 on Z B D In case of open replace fuse Yes No Yes Is the X Board good Is the output voltage good after removing P1 2 3 4 6 7 connector of X B D After removing P1 P2 P3 P4 output voltage normal Replace Right X B D After removing ...

Page 18: ... replace fuse Yes No Yes Yes Replace Z Board Is the Z Board good Is the output voltage good after removing P1 connector of Z B D Check Fuse FS1 FS2 on Z B D In case of open replace fuse Yes No Yes Is the X Board good Is the output voltage good after removing P1 2 3 4 6 7 connector of X B D After removing P1 P2 P3 P4 output voltage normal Replace Right X B D After removing P6 P7 output voltage norm...

Page 19: ...ow Check the LVDS cable Is the VSC Digital Board good Is the LVDS cable connected well Reset cable Yes No No Yes Operates the Thine IC IC1100 Replace Thine IC IC1100 No Is the Ctrl Board good Replace Ctrl B D No No Check IEP IC500 Replace IEP IC500 Yes No Check Scaler IC700 Replace VSC Digital B D Replace Scaler IC700 Yes Yes No Replace cable Yes h t t p w w w w j e l n e t ...

Page 20: ... Abnormal display in AV mode Is the Tuner normal Is IC400 Switch CXA2069Q good Is the Tuner Cable connected well Reset cable Yes No No Yes Is the Video Decoder VPC3230 good Replace Tuner No Are the Input voltage IIC Comm and CVBS outputs good Yes Are the Input voltage IIC Comm and HV sync good No Replace IC400 No Are the Input voltage IIC Comm and HV sync good No Replace IC No Is IC400 Switch CXA2...

Page 21: ...good No Replace IC No Yes Is Scaler good Are the Input voltage IIC Comm and HV sync good No Replace IC No Is normal the 74LS123 Yes Is IC401 CXA2101 good Are the Input voltage IIC Comm and HV sync good No Replace IC No Are the Input voltage IIC Comm and HV sync good No Replace IC401 No Yes Is normal the M52758 Are the Input voltage IIC Comm and HV sync good No Replace IC No Yes Is Scaler good Are ...

Page 22: ...e the Input voltage IIC Comm and HV sync good No Replace IC No Is normal the M52758 Yes Is normal the Scaler Are the Input voltage IIC Comm and HV sync good No Replace IC No Is normal the Scaler Are the Input voltage IIC Comm and HV sync good No Replace IC No Are the Input voltage IIC Comm and HV sync good No Replace IC No Yes Is normal the Scaler Are the Input voltage IIC Comm and HV sync good No...

Page 23: ...e SPK cable connected well Reset cable No No Reset cable No Replace IC800 No Replace IC801 No Replace SPK cable Yes Yes Audio normal on RGB DVI Is the Flat cable connected well No No IC800 good Yes IC801 good Replace IC802 No IC802 good Replace VSC Analog B D Yes Yes Yes Audio normal on RF AV Component h t t p w w w w j e l n e t ...

Page 24: ...HY57V64322 SDRAM 8MB RGB PC DTV RGB PC RGB DTV g m 1601 Sc aler Malib u Comp DTV CXA_RGB RGB_Dat a Main_Vid eo 24 Sub _Vid eo 8 DVI_Dat a TX_Out RS232_RX TX Co mp RGB_SW Fro m Malib u Dig it al Analo g Sid e AV CVBS S VHS Vin5 YCin5 Co mp _Y Co mp _480I P To Malib u Vid eo f o r Text Text TX0 1 2 3 C Disp _En SDATA SCLK SLE HY5DU283222A SDRAM 128MB AM29LV F ROM 1MB Co mp RGB_SW Co mp _480I P Po s ...

Page 25: ...Exp end er M62320FP I2C Exp end er CXA2069Q UPD64083 UPD64083 VPC3230 MAIN VPC3230 MAIN VPC3230 SUB VPC3230 SUB DVD_SUB DTV_Co mp M52758FP IC400 MUX M52758FP IC400 MUX DVD_MAIN DVD2_MAIN DVD2_SUB DTV2_Co mp S VHS Tuner M Tuner S VIN1 Y CIN1 Co mp Co mp 2 MNT_OUT VIN2 Y CIN2 MAIN_VOUT SUB_COUT SUB_YOUT CAB_VIN MAIN_YOUT MAIN_COUT LA7151M SW CVBS Y COMB_YOUT COMB_COUT ALT_Y_480I_MAIN ALT_Y_480I_SUB ...

Page 26: ...309 306 300 304 310 205 212 201 203 200 202 210 208 209 207 206 211 580 440 420 103 410 102 101 590 501 550 600 520 530 571 400 401 430 305 301 303 302 540 541 560 120 122 123 124 126 125 121 570 450 h t t p w w w w j e l n e t ...

Page 27: ... SUPPORTER FILTER AL RU 50PZ61 303 4980V00637C SUPPORTER FILTER AL RU 50PZ61 FOR CC 304 3300V00250C PLATE FRONT DU 50PZ60 ONLY U S A 305 3790V00683C FILTER MECH 1150G03EK NBK 50 MESH SINGLE GLASS FILTER 306 3210V00161A FRAME AL DN 50PZ60 INNER TOP BOTTOM 307 3210V00162A FRAME AL DN 50PZ60 SIDE 308 4972V00088A FIXER FRAME NON DN 50PZ60 LEFT DIE CASTING 309 4972V00087A FIXER FRAME NON DN 50PZ60 RIGH...

Page 28: ...DESCRIPTION IC100 IC100 IC1000 IC1001 IC1002 IC1003 IC1004 IC101 IC102 IC103 IC104 IC1100 IC1100 IC1101 IC1200 IC1201 IC1202 IC1300 IC1301 IC1302 IC1303 IC1304 IC1305 IC1306 IC200 IC201 IC202 IC203 IC204 IC400 IC401 IC402 IC403 IC500 IC500 IC5001 IC5002 IC5003 IC5004 IC5005 IC5006 IC501 IC502 IC503 IC600 IC600 0IMMRAL014B 0IMI623200B 0IMCRFA010A 0IPRPML001A 0IMCRSH001A 0ITK118100B 0IMCRSH001A 0IMM...

Page 29: ...P 2SC3875S ALY KEC CHIP 2SA1504S ASY KEC CHIP 2SC3875S ALY KEC CHIP 2SA1504S ASY KEC CHIP 2SC3875S ALY KEC CHIP 2SA1504S ASY KEC LOCA NO PART NO DESCRIPTION Q402 Q403 Q403 Q404 Q405 Q406 Q600 Q601 Q602 Q603 Q800 Q801 Q802 D100 D100 D1000 D1001 D1002 D1003 D1004 D101 D101 D102 D102 D103 D105 D106 D116 D117 D118 D119 D120 D1200 D1201 D1206 D121 D122 D123 D124 D125 D126 D127 D128 D129 D130 D1300 D130...

Page 30: ...4 7UF MVG 50V 20 100UF MVG 16V M 470UF MVG 16V 20 470UF MVG 16V 20 47UF STD 16V M LOCA NO PART NO DESCRIPTION C1042 C1045 C105 C1058 C1059 C106 C1060 C1063 C1066 C1067 C107 C1072 C1074 C1077 C108 C1081 C1083 C1084 C1087 C110 C1108 C111 C112 C1128 C1129 C113 C114 C1145 C1146 C1147 C1152 C1159 C1160 C120 C1202 C1205 C1206 C121 C121 C1211 C1212 C1215 C1216 C1218 C1220 C1223 C1229 C1233 C124 C1249 C12...

Page 31: ... 100UF MVG 16V M 100UF MVG 16V M 100UF MVG 16V M 10UF MVG 16V 20 1 0UF 3216 35V 10 47UF MVG 16V M 47UF MVG 16V M LOCA NO PART NO DESCRIPTION C303 C315 C316 C317 C322 C324 C334 C335 C400 C401 C402 C404 C406 C410 C423 C429 C435 C440 C442 C5007 C5009 C5016 C5017 C5018 C5019 C508 C520 C524 C526 C601 C605 C607 C608 C611 C612 C614 C626 C627 C632 C634 C637 C651 C671 C672 C673 C674 C702 C703 C710 C713 C72...

Page 32: ...4 AR505 AR513 AR600 AR600 AR601 AR601 AR602 AR602 AR603 AR603 AR604 AR605 AR606 AR607 AR608 AR609 AR610 AR611 AR612 AR613 AR614 AR615 AR616 AR617 AR618 AR700 AR701 AR701 AR707 AR708 AR709 AR710 AR711 AR712 AR713 AR714 AR715 6140VB0004B 6140VB0004B 6140VB0004B 6140VB0024A 6140VB0024A 6140VB0024A 6140VB0024A 0RRZVTA001D 0RRZVTA001D 0RRZVTA001D 0RRZVTA001D 0RRZVTA001D 0RRZVTA001D 0RRZVTA001D 0RRZVTA0...

Page 33: ...1216 L1217 L1300 L1302 L1303 L1304 L1305 L1307 L1310 L1311 L1312 L1313 L1314 L1315 L1316 L1317 L1318 L1321 L1322 L1325 L1326 L1327 L1328 L1329 L1330 L1331 L1332 L1333 L1500 L200 L201 L202 L203 L204 L204 L205 L205 L206 L206 L207 L207 L208 L208 L209 L210 6210VC0006A 6210VC0006A 6210VC0006A 6210VC0006A 6210VC0006A 6210VC0006A 6210VC0006A 6210VC0006A 6210VC0006A 6210VC0006A 6210VC0006A 6210VC0006A 621...

Page 34: ... HM501NT FILTER EMC FBMH3216 HM501NT FILTER EMC FBMH3216 HM501NT FILTER EMC FBMH3216 HM501NT FILTER EMC FBMH3216 HM501NT FILTER EMC BK2125 HS 750 FILTER EMC BK2125 HS 750 FILTER EMC BK2125 HS 750 FILTER EMC FBMH3216 HM501NT FILTER EMC FBMH3216 HM501NT FILTER EMC FBMH3216 HM501NT FILTER EMC FBMH3216 HM501NT FILTER EMC FBMH3216 HM501NT FILTER EMC FBMH3216 HM501NT FILTER EMC FBMH3216 HM501NT FILTER E...

Page 35: ...P NO 3828VD0179P CANADA LG Electronics Canada Inc 550 Matheson Boulevard East Mississauga Ontario L4Z 4G3 USA LG Electronics Alabama Inc P O Box 240007 201 James Record Road Bldg 3 Huntsville AL 35824 h t t p w w w w j e l n e t ...

Page 36: ...h t t p w w w w j e l n e t ...

Page 37: ...h t t p w w w w j e l n e t ...

Page 38: ...h t t p w w w w j e l n e t ...

Page 39: ...h t t p w w w w j e l n e t ...

Page 40: ...MAIN TOP h t t p w w w w j e l n e t ...

Page 41: ...UIT BOARD MAIN BOTTOM TUNER TOP TUNER BOTTOM POWER S W SIDE A V TOP SIDE A V BOTTOM CONTROL TOP CONTROL BOTTOM AUDIO SPK_TERMINAL TOP FAN CONTROL TOP FAN CONTROL BOTTOM AUDIO SPK_TERMINAL BOTTOM h t t p w w w w j e l n e t ...

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