LG RU-60PZ61 Page 21 Service Manual Download | Manualshive

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TROUBLE SHOOTING GUIDE

(5) Abnormal display in Component 480i mode

(6) Abnormal display in Component DTV mode

Is the Video Decoder

VPC3230 good?

Yes

Is the DeInterlacer

S2300 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 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 the Input voltage, IIC

Comm. and HV sync good?

No

Replace IC

No

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Summary of Contents for RU-60PZ61

Page 1: ...RVICE MANUAL CAUTION BEFORE SERVICING THE CHASSIS READ THE SAFETY PRECAUTIONS IN THIS MANUAL CHASSIS RF 043A MODEL RU 60PZ61 CANADA http biz lgservice com USA http www lgservice com http lgservice com techsup html ...

Page 2: ...ngs Place the 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...

Page 3: ...IFICATIONS 7 ADJUSTMENT INSTRUCTIONS 8 TROUBLE SHOOTING GUIDE 12 PRINTED CIRCUIT BOARD 24 BLOCK DIAGRAM 29 EXPLODED VIEW 32 EXPLODED VIEW PARTS LIST 33 REPLACEMENT PARTS LIST 34 SCHEMATIC DIAGRAM PRINTED CIRCUIT BOARD TABLE OF CONTENTS ...

Page 4: ...ront Panel Controls 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 gre...

Page 5: ...eaker s For further 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 ...

Page 6: ...n or off depending 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 availab...

Page 7: ...ution Power requirement 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...

Page 8: ...nel memory 3 1 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 C...

Page 9: ...15200 4 2 KEY 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 Gener...

Page 10: ...efer to Fig 11 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 connec...

Page 11: ... jig on 2 Put 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...

Page 12: ... Pattern Equipment 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...

Page 13: ...gh tension output 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...

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 ...

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 ...

Page 16: ...n power cord Yes 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 ...

Page 17: ...Check Fuse F52 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 A...

Page 18: ...n 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 P6 P7 outpu...

Page 19: ...e 2 Check follow 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 ...

Page 20: ...y in RF mode 4 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 IC4...

Page 21: ...m and HV sync 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 Sc...

Page 22: ...place IC No Are 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 H...

Page 23: ...er cable Is the 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 ...

Page 24: ... 24 PRINTED CIRCUIT BOARD SMPS POWER TOP SMPS POWER BOTTOM ...

Page 25: ... 25 PRINTED CIRCUIT BOARD SMPS POWER TOP ...

Page 26: ... 26 PRINTED CIRCUIT BOARD SMPS POWER BOTTOM ...

Page 27: ... 27 PRINTED CIRCUIT BOARD SMPS AC IN B D TOP SMPS AC IN B D BOTTOM ...

Page 28: ... 28 PRINTED CIRCUIT BOARD POWER VA TOP POWER VS TOP POWER VS BOTTOM POWER VA BOTTOM POWER CONTROL TOP POWER MULTI CONTROL TOP POWER MULTI CONTROL BOTTOM POWER CONTROL BOTTOM ...

Page 29: ...ac er YCb Cr 8 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 m...

Page 30: ... M62320FP I2C 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 A...

Page 31: ... 31 NOTES ...

Page 32: ... 32 EXPLODED VIEW 307 308 309 306 300 304 310 501 560 550 600 520 530 570 571 400 401 101 102 590 540 541 305 301 303 302 660 211 210 203 204 205 200 580 206 209 212 670 640 610 630 620 650 208 202 201 ...

Page 33: ... BOTTOM 307 3210V00162B FRAME AL MU 60PZ60 SIDE 308 4972V00088A FIXER FRAME NON DN 50PZ60 LEFT DIE CASTING 309 4972V00087A FIXER FRAME NON DN 50PZ60 RIGHT DIE CASTING 310 3091V00692B CABINET ASSEMBLY RU 60PZ61 NON NON ALL 400 3809V00475A BACK COVER ASSEMBLY DU 60PZ60 NON 401 3301V00025T PLATE ASSEMBLY VSC TUNER COVER RU 60PZ61 501 3301V00032C PLATE ASSEMBLY AV 3300V00362B RU 60PZ61 520 6871VMMT69C...

Page 34: ... 4P LTV817M VB 4P LTV817M VB 4P LOCA NO PART NO 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 0IMI623200B 0IMMRAL014B 0IMCRFA010A 0IPR...

Page 35: ...PART NO DESCRIPTION Q211 Q214 Q215 Q216 Q217 Q218 Q219 Q300 Q301 Q302 Q303 Q304 Q305 Q306 Q307 Q308 Q309 Q310 Q311 Q312 Q313 Q314 Q315 Q316 Q317 Q318 Q319 Q320 Q321 Q400 Q400 Q401 Q401 Q402 Q402 Q403 Q403 Q404 Q405 Q406 Q600 Q601 Q602 Q603 Q800 Q801 Q802 Q802 Q804 Q8101 Q8102 0TR104009AF 0TR387500AA 0TR150400BA 0TR104009AF 0TR387500AA 0TR387500AA 0TR387500AA 0TR387500AA 0TR387500AA 0TR387500AA 0TR...

Page 36: ... 50V 150MA KTC3198 KTC1815 TO92 50V 150MA CHIP 2SC3875S ALY KEC 2SD1766Q 2SB1188Q CHIP 2SC3875S ALY KEC CHIP 2SC3875S ALY KEC CHIP 2SC3875S ALY KEC CHIP 2SC3875S ALY KEC CHIP 2SC3875S ALY KEC CHIP KRC102SSOT 23 NA NA CHIP KRC102SSOT 23 NA NA CHIP 2SC3875S ALY KEC LOCA NO PART NO DESCRIPTION Q8908 Q8909 D100 D100 D1000 D1001 D1002 D1003 D1004 D101 D101 D102 D102 D103 D105 D106 D116 D117 D118 D119 D...

Page 37: ... P6KE100A EG1ZV 1 FML 34S FM80 400V 20A EG1ZV 1 EG1ZV 1 LOCA NO PART NO DESCRIPTION D8508 D8509 D8510 D8511 D8512 D8515 D8601 D8602 D8604 D8605 D8801 D8802 D8803 D8804 D8811 D8812 D8813 D8814 D8815 D8816 D8817 D8818 D8819 D8819 D8820 D8821 D8851 D8852 D8853 D8900 D8901 D8903 D8904 D8907 LD001 LD1000 LD1001 LD1002 LD1003 LD1100 LD1203 LD1204 LD1206 LD1207 LD500 LD501 LD502 LD503 ZD100 ZD101 ZD102 0...

Page 38: ...20 10UF MVG 16V 20 4 7UF MVG 50V 20 470UF MVG 16V 20 10UF MVG 16V 20 1 0UF 3216 35V 10 LOCA NO PART NO DESCRIPTION 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 C1250 C1251 C1254 C1256 C1257 C1259 C127 C1273 C1274 C1275 C1279 C1305 C1314 C1315 C1317 C1331 C1333 C1353 C1355 C1362 C1366 C1368 C1373 C137...

Page 39: ... 20 100UF SRA 16V M 100UF SRA 16V M 220UF STD 16V M 1UF SHL SD 50V M 1UF SHL SD 50V M 1UF SHL SD 50V M LOCA NO PART NO DESCRIPTION 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 C720 C723 C727 C737 C744 C752 C757 C762 C769 C777 C778 C785 C800 C801 C801 C802 C803 C809 C8101 C8102 C8105 C8106 C8107 C811 C8110 C8111 0CN105E...

Page 40: ...221KA4BLC1 220PF 250V 10 DE1B3KX221KA4BLC1 220PF 250V 10 10UF MVG 16V 20 10UF MVG 16V 20 10UF MVG 16V 20 R 1000PF 1KV 10 10 LOCA NO PART NO DESCRIPTION C8402 C8404 C8407 C8409 C841 C8410 C8411 C8412 C8414 C8416 C847 C8504 C8506 C8507 C8508 C851 C8510 C8511 C8512 C8513 C8514 C8515 C8517 C8518 C8519 C852 C8520 C8521 C8522 C8523 C8524 C8525 C8601 C8602 C8605 C8606 C8607 C8610 C8611 C862 C863 C872 C87...

Page 41: ...T8202 T8302 T8303 T8401 T8501 T8502 T8503 T8801 AR500 AR501 AR502 AR503 AR504 AR505 AR513 AR600 AR600 AR601 AR601 AR602 AR602 AR603 AR603 AR604 AR605 AR606 AR607 AR608 AR609 AR610 AR611 AR612 AR613 AR614 AR615 AR616 6140VB0024A 6140VB0024A 6140VB0024A 6140VB0024A 150 C02F 6170VZ0005B 150 C02F 6170VZ0005B 6170VZ0005B 150 C02F 150 C02F 150 C04J 6170VS0009A 6170VS0010B 6170VG0004A 6170VG0004A 6170VMC...

Page 42: ...K OHM 1 6 W 5 6 2K OHM 1 6 W 5 00 0 47M OHM 1 2 W 5 4 7K OHM 1 6 W 5 4 7K OHM 1 6 W 5 22K OHM 1 6 W 5 47K OHM 1 6 W 5 180 OHM 1 6 W 5 00 LOCA NO PART NO DESCRIPTION R8243 R8244 R8249 R8250 R8251 R8253 R8260 R8261 R8263 R8264 R8301 R8302 R8303 R8305 R8307 R8308 R8312 R8314 R8315 R8322 R8327 R8329 R8330 R8340 R8341 R8342 R8401 R8402 R8403 R8405 R8406 R8407 R8408 R8409 R8410 R8412 R8413 R8414 R8415 R...

Page 43: ... 5 00 2 7K OHM 2 W 5 00 LOCA NO PART NO DESCRIPTION R8823 R8824 R8826 R8827 R8828 R8829 R8830 R8831 R8832 R8834 R8835 R8835 R8841 R8842 R8843 VR801 VR8401 VR8501 VR8801 VR8802 SW001 SW002 SW003 SW004 SW005 SW006 SW700 SW800 F101 F102 F103 L100 L100 L1000 L1002 L1008 L1009 L101 L101 L1010 L1011 L1012 L1013 L1014 L1015 L1016 L1017 0RD4701F609 0RD3900F609 0RD1001F609 0RD1001F609 0RD4701F609 0RD4701F6...

Page 44: ... EMC FBMH3216 HM501NT FILTER EMC FBMH3216 HM501NT FILTER EMC 60 OHM TB201209U060 FILTER EMC FBMH3216 HM501NT LOCA NO PART NO DESCRIPTION L202 L203 L204 L204 L205 L205 L206 L206 L207 L207 L208 L208 L209 L210 L211 L212 L213 L214 L214 L215 L215 L216 L216 L217 L300 L301 L302 L303 L304 L305 L400 L400 L401 L401 L402 L403 L404 L405 L406 L407 L408 L5001 L502 L503 L609 L610 L700 L800 L807 L808 L8301 6210VC...

Page 45: ... 1UH FILTER EMC TO 23 S090 019A 20UH FILTER B P H354LAI K5202 FILTER B P H354LAI K5202 FILTER B P H354LAI K5225 FILTER B P H354LAI K5225 FILTER EMC MLB 201209 1000L N2 FILTER EMC MLB 201209 1000L N2 FILTER EMC MLB 201209 1000L N2 FILTER EMC MLB 201209 1000L N2 FILTER EMC MLB 201209 1000L N2 RESONATOR CRYSTAL HC 49 SM5H 20MHZ RESONATOR CRYSTAL SX 1SMD 8 0MHZ RESONATOR CRYSTAL SX 1 13 500000MHZ RESO...

Page 46: ...nted in Korea P NO 3828VD0179Q 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 ...

Page 47: ......

Page 48: ......

Page 49: ......

Page 50: ......

Page 51: ...MAIN TOP ...

Page 52: ...D 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 PFC CONTROL PACK TOP PFC CONTROL PACK BOTTOM ...

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