Zenith R45W47, Service Manual

Page 1: ...eries CONTENTS Product Specifications 4 Description of Controls 5 Adjustment Instructions 8 Diagrams 24 Parts List 32 Schematics Published Oct 2003 by Technical Publications LG Electronics USA Inc 201...

Page 2: ...ponents commonly are called Electrostatically Sensitive ES Devices Examples of typical ES devices are integrated circuits and some field effect transistors and semiconductor chip components The follow...

Page 3: ...S 4 DESCRIPTION OF CONTROLS 5 ADJUSTMENT INSTRUCTION 8 PRINTED CIRCUIT BOARDS 14 BLOCK DIAGRAM 24 EXPLODED VIEW 26 28 30 EXPLODED VIEW PARTS LIST 27 29 31 REPLACEMENT PARTS LIST 32 SCHEMATIC DIAGRAM T...

Page 4: ...American TV Standard NTSC ATSC with STB VHF 2 13 UHF 14 69 CATV 1 125 CADTV 1 135 300W 75 ohm external terminal for VHF UHF 15W 15W Power Requirement Television System Television Channels Power Consum...

Page 5: ...ates brightly when the TV is in standby mode Dims when the TV is switched on Securing TV Position Position the TV and prevent it from being moved by placing the 4 stoppers under the roller casters on...

Page 6: ...V use Antenna 2 only S VIDEO Input A connection available to provide better picture quality than the video input DVI HDTV Input connect from a DTV source Digital Audio DVI Digital Visual Interface Com...

Page 7: ...menus and adjust the system settings to your preference MENU Brings up the main menu to the screen DASH Used to enter a program number for multiple program channels such as 2 1 2 2 etc NUMBER buttons...

Page 8: ...ch the unit ON 2 Receive a cross hatch signal 3 Select ADJ key on the service remote Control and then select 0 Raster Center H V_Size move the cursor or by pressing the key No 0 4 Adjust Lens Focus El...

Page 9: ...ter a perfect circle using 4 6 Pole magnet 4 Do the same method in Red Blue 5 Fasten the Magnet after adjustment 6 Adjust focus accurately 4 Centering Magnet Adjustment 4 1 Preliminary steps 1 Receive...

Page 10: ...the last point of the frame 6 Pin Amp Pincushion Correction Adjust the vertical line of most angle lattice of right left of screen to be balance with vertical line of center the screen 7 Pin Phase Pi...

Page 11: ...steps 1 This adjustment should be performed after warming up 60 minutes 2 This adjustment should be performed after vertical horizontal raster position beam alignment magnet and focus adjustment 3 Alw...

Page 12: ...adjustment has been completed 2 This adjustment must be operated in a dark room or equivalent 3 The brightness meter must be located in 20 5cm distance from the center of the screen 4 Set the BURST OU...

Page 13: ...dition where the CH13 screen is river electric field 3 After repairs a defective cause when becomes the DVCO Set Failed re adjusts to be DVCO Set OK 21 31 fixation 26 20 45 fixation 17 22 31 fixation...

Page 14: ...14 PRINTED CIRCUIT BOARD MAIN TOP...

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

Page 16: ...16 PRINTED CIRCUIT BOARD MAIN2...

Page 17: ...17 PRINTED CIRCUIT BOARD CONVERGENCE OUT D CON TOP D CON BOTTOM...

Page 18: ...18 PRINTED CIRCUIT BOARD DIGITAL TOP DIGITAL BOTTOM...

Page 19: ...19 PRINTED CIRCUIT BOARD VM CPT CONTROL...

Page 20: ...20 PRINTED CIRCUIT BOARD POWER SMPS AC INPUT SIDE A V...

Page 21: ...21 PRINTED CIRCUIT BOARD AUTO CVG SENSOR TOP AUTO C G SENSOR BOTTOM 45NZ60...

Page 22: ...22 PRINTED CIRCUIT BOARD AUTO C G SENSOR TOP AUTO C G SENSOR BOTTOM 50 57NZ60...

Page 23: ...23 PRINTED CIRCUIT BOARD INTERFACE PRE AMP POWER S W 45NZ60 POWER S W 50 57NZ60...

Page 24: ...24 BLOCK DIAGRAM...

Page 25: ...25 NOTES...

Page 26: ...26 EXPLODED VIEW R45W47 304 650 660 670 680 300 430 350 312 302 330 320 310 153 105 109 800 510 108 107 690 503 530 550 540 420 410 174 600 301 630 303 620 121 120 122 610 340 810 501 520 590...

Page 27: ...71VSMX45A PCB ASSEMBLY SUB CONT MP03AA M I CONTROL RU 40NZ60 410 3809V00384D BACK COVER ASSEMBLY UPPER RU 45NZ60 NON EXPORT LGERS 420 3809V00385H BACK COVER ASSEMBLY NON EXPORT LGERS 430 5018V00028B M...

Page 28: ...PLODED VIEW R50W47 660 680 650 670 153 105 109 800 510 108 107 690 174 503 550 600 810 303 301 620 610 302 330 320 340 121 120 123 122 630 350 310 312 420 410 430 300 304 305 501 530 520 540 590 124 1...

Page 29: ...ON POWER RU 57NZ60 ABS AF 303S 1KEY 102 340 6871VSMZ79A PCB ASSEMBLY SUB PSW AP03NB DU 50 57NZ60 NORTH AMERICA RS SKD 350 6871VSMZ80A PCB ASSEMBLY SUB CONT AP03NB DU 50 57NZ60 NORTH AMERICA RS SKD 410...

Page 30: ...ODED VIEW R57W47 650 660 670 680 153 105 109 800 510 108 107 690 174 503 550 600 810 303 301 620 610 302 340 350 310 120 630 121 312 420 410 430 300 306 304 305 501 530 520 540 590 124 126 125 330 320...

Page 31: ...102 CKD 312 4810V00922B BRACKET CONTROL RU 57NZ60 MP03AA HIPS 40AF RS EXP CKD 320 320 062E SPRING KNOB 330 5020V00743F BUTTON POWER RU 57NZ60 ABS AF 303S 1KEY 102 340 6871VSMZ79A PCB ASSEMBLY SUB PSW...

Page 32: ...351 8 DIP ST SMPS 1 CHIP LTV817MVB 4P LTV817MVB 4P LOCA NO PART NO DESCRIPTION D861 IC10 IC100 IC1001 IC1002 IC1003 IC101 IC101 IC101 IC102 IC103 IC104 IC104 IC105 IC106 IC107 IC109 IC110 IC12 IC1201...

Page 33: ...2SC3875S ALY KEC CHIP 2SC3875S ALY KEC CHIP 2SC3875S ALY KEC CHIP 2SC3875S ALY KEC LOCA NO PART NO DESCRIPTION Q109 Q11 Q12 Q1201 Q1202 Q1203 Q1204 Q1205 Q1206 Q1207 Q1208 Q1209 Q1210 Q1211 Q13 Q1606...

Page 34: ...SS83 BSS83 CHIP 2SC3875S ALY KEC CHIP 2SA1504S ASY KEC CHIP 2SA1504S ASY KEC CHIP 2SA1504S ASY KEC LOCA NO PART NO DESCRIPTION Q606 Q607 Q700 Q701 Q702 Q703 Q705 Q802 Q831 Q832 Q872 Q891 Q901 Q901B Q9...

Page 35: ...PART NO DESCRIPTION D803 D804 D810 D811 D812 D813 D81A D81D D81F D831 D832 D841 D842 D851 D852 D853 D862 D863 D864 D873 D874 D876 D881 D891 D892 D901 D902B D902G D902R D903B D903G D903R D904 D905B D9...

Page 36: ...47UF STD 10V 20 47UF STD 50V M 0 4700UF STD 50V M 0 1UF 2012 50V 10 0 1UF 2012 50V 10 LOCA NO PART NO DESCRIPTION C1009 C1010 C1011 C1012 C1013 C1014 C1016 C1017 C1018 C1019 C1020 C1021 C1022 C1023 C1...

Page 37: ...50V M 1UF MVG 50V M 0 1UF 2012 50V 10 1UF MVG 50V M 10UF MVG 16V 20 22UF MVG 16V M LOCA NO PART NO DESCRIPTION C1303 C1304 C1307 C131 C1316 C1317 C1318 C132 C1320 C1324 C1327 C1328 C133 C134 C135 C14...

Page 38: ...D 16V M 4 7UF STD 50V 20 4 7UF STD 50V 20 10UF STD 16V M 10UF STD 16V M 10UF STD 16V M LOCA NO PART NO DESCRIPTION C253 C254 C2605 C2606 C2621 C2623 C27 C2700 C2701 C2702 C2703 C2704 C2705 C2706 C2707...

Page 39: ...16V M 560P 1KV K B TS 10UF MVG 16V 20 100P 50V J NP0 TS 0 0033UF D 100V 10 LOCA NO PART NO DESCRIPTION C446 C448 C449 C45 C451 C452 C455 C461 C462 C464 C466 C467 C468 C469 C46D C46H C46K C47 C470 C47...

Page 40: ...UF STD 50V 20 22UF STD 16V M 0 1UF 2012 50V 10 0 1UF 2012 50V 10 10UF MVG 16V 20 10UF MVG 16V 20 10UF MVG 16V 20 10UF MVG 16V 20 LOCA NO PART NO DESCRIPTION C628 C629 C63 C630 C633 C634 C637 C639 C643...

Page 41: ...STD 16V M 47UF KME 50V M 10UF KME 50V M 100UF STD 16V M 100UF STD 16V M 100UF STD 16V M 10UF KME 50V M LOCA NO PART NO DESCRIPTION C905 C905B C905G C905R C906 C906B C906G C906R C907B C907G C907R C908...

Page 42: ...L73 L852 L861 L891 L892 L901 L902 L902B L902G L902R LT01 LT02 T401 T402 T403 T405 T406 T801 T805 P005 P006 P100 P101 P104 P401A 45 P403A 45 P404A 45 P411A P600 P841A 45 P861A 45 P903A 0LA0101K119 0LA0...

Page 43: ...1 6 W 5 00 3 3K OHM 1 6 W 5 00 3 3K OHM 1 6 W 5 00 3 3K OHM 1 6 W 5 00 3 3K OHM 1 6 W 5 00 LOCA NO PART NO DESCRIPTION R2715 R2716 R2717 R2718 R2719 R2720 R2721 R2722 R2723 R2724 R2725 R2726 R2727 R27...

Page 44: ...30 OHM 1 6 W 5 00 4 7K OHM 1 6 W 5 4 7K OHM 1 6 W 5 240K OHM 1 2 W 5 00 1 5K OHM 1 6 W 5 LOCA NO PART NO DESCRIPTION R40M R40N R40P R40Q R40T R40U R40V R40W R40X R40Y R40Z R410 R411 R412 R413 R414 R41...

Page 45: ...HM 1 2 W 5 00 1 2 OHM 1 2 W 5 00 1K OHM 1 6 W 5 16K OHM 1 6 W 5 00 7 5K OHM 1 6 W 5 00 27K OHM 1 2 W 5 00 LOCA NO PART NO DESCRIPTION R499 R546 R749 R750 R802 R803 R804 R805 R807 R808 R815 R817 R818 R...

Page 46: ...7 OHM 1 2 W 5 00 1 8K OHM 1 2 W 5 00 1 8K OHM 1 2 W 5 00 100 OHM 1 6 W 5 100 OHM 1 6 W 5 100 OHM 1 6 W 5 10 OHM 1 2 W 5 00 LOCA NO PART NO DESCRIPTION R934 R937 R938 R940 R941 R943 R944 R950 R951 R95...

Page 47: ...002 FB2003 FB2004 FB2005 FB2006 FB2007 FB2008 FB2009 FB2010 FB2011 FB402 FB403 FB801 FB802 FB803 FB805 FB841 FB851 FB852 FB861 FB871 FB872 FB881 FB882 FB891 FB892 FB902B FB902G FB902R FB905B FB905G FB...

Page 48: ...5 10MH FILTER EMC SQE3535 10MH FILTER B P H354LAIK5202 FILTER B P H354LAIK5202 FILTER B P H354LAIK5225 FILTER B P H354LAIK5225 FILTER EMC BMS400 25V 200MA FILTER EMC BMS400 25V 200MA FILTER EMC BMS400...

Page 49: ......

Page 50: ......

Page 51: ......

Page 52: ......

Page 53: ......

Page 54: ......

Page 55: ......