LG RT-42PZ60, Service Manual

Page 1: ...E MANUAL CAUTION BEFORE SERVICING THE CHASSIS READ THE SAFETY PRECAUTIONS IN THIS MANUAL CHASSIS RF 03OA MODEL RT RZ 42PZ60 70 MODEL RT 42PZ60H website http biz LGservice com e mail http www LGEservice com techsup html ...

Page 2: ... PRECAUTIONS 3 DESCRIPTION OF CONTROLS 4 SPECIFICATIONS 8 ADJUSTMENT INSTRUCTIONS 9 PRINTED CIRCUIT BOARD 12 BLOCK DIAGRAM 18 EXPLODED VIEW 20 22 EXPLODED VIEW PARTS LIST 21 23 REPLACEMENT PARTS LIST 24 SCHEMATIC DIAGRAM ...

Page 3: ... 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 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 measur...

Page 4: ... on from standby or off to standby ARC Changes the picture format MUTE Switches the sound on or off Q VIEW Returns to the previously viewed programme SSM To select the sound appropriate to your viewing programme character VOL Volume Up Down Increases decreases sound level PR Programme Up Down selects a programme EXIT Clears all on screen displays and returns to TV viewing from any menu DVD BUTTONS...

Page 5: ...e Up Down Buttons 7 D D E E Programme Up Down Buttons 8 Power Standby Indicator Illuminates red in standby mode Illuminates green when the set is turned on Front Panel Controls ON OFF S VIDEO VIDEO AUDIO L MONO AV4 R TV AV MENU VOL PR S VIDEO VIDEO AUDIO L MONO AV4 R TV AV MENU VOL PR ON OFF Shown is a simplified representation of the set Here shown may be somewhat different from your set 1 2 3 4 ...

Page 6: ...OCKET Connect the euro scart socket of the VCR to these sockets 4 COMPONENT INPUT AUDIO VIDEO IN SOCKETS AV3 Connect the audio video out sockets of external equipment to these sockets S VIDEO AUDIO IN SOCKETS Connect the S VIDEO out socket of an VCR to the S VIDEO socket Connect the audio out sockets of the VCR to the audio sock ets as in AV3 5 RS 232C INPUT CONTROL SERVICE PORT Connect to the RS ...

Page 7: ...SIZE WIN POSITION PIP INPUT PIP PR SWAP OK PIP DW TEXT EXIT PR VOL CABLE VCR M TV Remote Control handset DVI D Cable Accessories Optional extras can be changed or modified for quality improvement without any notification new optional extras can be added Contract your dealer for buying these items Optional Extras Phone scart cable Optional Tilt wall mounting bracket Video cables Audio cables Deskto...

Page 8: ...mark value is marked by model 4 Follow each drawing or spec for spec and performance of parts based upon P N of RPL 5 Warm up set for more than 20min before the measurement V Test and Inspection Method 1 Performance Follow the Standard of LG TV test 2 Extra standards Safety Follow the standard of CE IEC EMC Follow the standard of CE IEC Remark Safety IEC60065 IEC60095 EMI EN55013 EMS EN55020 Safet...

Page 9: ...se VSC BOARD of same BOM connect the RS 232C CABLE and then repeat 6 8 by same method 4 RGB Auto Cut Off MIN Bia Adjustment 1 Input Full White 255 Gray signal which generated from Pattern Generator into RGB1 Input part 2 Press POWER ON KEY on R C for adjustment and select AUTO CUT Cut off Auto Adjustment 3 Press Vol key and operate TO SET 4 Screen adjustment starts with Full Black screen Original ...

Page 10: ...and press D E on R C in adjustment mode to select R H or G H press VOL Key and adjust it until color coordination becomes as below RZ 42PZ70 RT 42PZ70 X 0 290 0 003 Y 0 300 0 003 Color temperature 8 600 K 500 K 5 High Light stick sensor to 216Gray Pattern and then press ADJ Key on R C for adjustment and press D E on R C in adjustment mode to select R H or G H press VOL Key and adjust it until colo...

Page 11: ...n operated in DOS mode 9 4 Sequence of Adjustment 1 DDC Data Input for Analog RGB Put the set on the table and turn the power on Ł Connect PC Serial to D sub 15P Cable of JIG for DDC Adjustment to RGB terminal D Sub 15Pin Ø Operate S W for DDC record and select DDC Data for Analog RGB in Model Menu Œ Operate EDID Write command º Operate EDID Read command and check whether Check Sum is OK If Check ...

Page 12: ... 12 MAIN TOP PRINTED CIRCUIT BOARD ...

Page 13: ... 13 MAIN BOTTOM ...

Page 14: ... 14 REAR AV TOP REAR AV BOTTOM AV BOARD TOP AV BOARD BOTTOM POWER SWITCH ...

Page 15: ... 15 PREAMP BOTTOM PREAMP TOP SPEAKER TOP SPEAKER BOTTOM ...

Page 16: ... 16 TUNER TOP ...

Page 17: ... 17 TUNER BOTTOM ...

Page 18: ... 18 BLOCK DIAGRAM cable ...

Page 19: ...MEMO 19 ...

Page 20: ... 20 EXPLODED VIEW RT RZ 42PZ70 411 301 304 303 302 300 305 400 200 580 581 203 208 204 205 209 207 206 410 570 540 550 551 552 401 530 531 590 532 520 522 560 523 525 524 582 ...

Page 21: ...963B SUPPORTER ASSY EGI RZ 42PZ70 411 4980V00724B SUPPORTER VSC NON RZ 42PZ70 SUPP VSC TUNER ASSY 520 6871VMMS22A PWB PCB ASSEMBLY MAIN RF 03OA RZ 42 KK ANALOG B IN PDP 522 4980V00641B SUPPORTER NON AL RZ 50PZ70 523 4980V00642E SUPPORTER VSC AL C SKD 524 4814V00424A SHIELD RZ 42PZ70 RF03OA ET ANALOG 2 TUNER TOP 525 4814V00425A SHIELD RZ 42PZ70 RF03OA ET ANALOG 2 TUNER BOTTOM 530 6871VSMF08A PWB PC...

Page 22: ... 22 EXPLODED VIEW RT RZ 42PZ60 411 301 303 304 302 300 305 400 202 201 203 200 208 204 205 209 207 206 580 581 410 570 540 550 551 552 401 520 522 560 523 525 524 582 210 590 532 530 531 ...

Page 23: ...0KK001 LG CHEMICAL GLASS FILTER MECH 400 3809V00352A BACK COVER ASSEMBLY DN 42PZ70 NON 401 3301V00017D PLATE ASSEMBLY A V 3300V00261A RP 42PZ70 410 4980V00963A SUPPORTER ASSY EGI DN 42PZ70 411 4980V00853A SUPPORTER VSC EGI TUNER 520 6871VMMS26A PWB PCB ASSEMBLY MAIN RF 03OA RT 42 XGA ANALOG B IN PDP 522 4980V00641A SUPPORTER NON SECC VSC_BOTTOM 523 4980V00642D SUPPORTER VSC AL 524 4814V00424A SHIE...

Page 24: ...SC3875S ALY KEC LOCA NO PART NO DESCRIPTION IC001 IC001 IC002 IC002 IC003 IC003 IC003 IC004 IC004 IC005 IC005 IC006 IC006 IC007 IC007 IC008 IC009 IC010 IC011 IC012 IC013 IC014 IC015 IC016 IC101 IC107 IC201 IC201 IC202 IC202 IC203 IC205 IC301 IC401 IC402 IC403 IC404 IC405 IC406 IC407 IC408 IC409 IC501 IC601 IC603 IC604 IC605 IC606 IC701 IC702 0IMCRMN023A 0IMCRRS001A 0IMMRHY001F 0IMMRSS064A 0IZZVA00...

Page 25: ... CHIP 2SC3875S ALY KEC CHIP 2SA1504S ASY KEC CHIP 2SA1504S ASY KEC BSS83 TP PHILIPS NON N CHANNEL S W TR BSS83 TP PHILIPS NON N CHANNEL S W TR KTC3552T RTK KEC R TP SOT 23F 50V 3A LOCA NO PART NO DESCRIPTION D001 D002 D003 D004 D005 D006 D007 D008 D009 D010 D1101 D1102 D201 D201 D202 D203 D204 D205 D207 D208 D209 D210 D211 D212 D213 D214 D215 D216 D217 D218 D219 D220 D221 D222 D223 D224 D601 D602 ...

Page 26: ...7 C1048 C1049 C105 C105 C1050 C1051 C1052 C1054 C1056 C1058 C106 C1064 C1069 C107 C107 C1070 C1071 C1072 C1079 C1080 C1081 C1086 C109 C1092 C1093 C1094 C1095 C1099 C110 C1100 C1105 C1107 C111 C1110 C1112 C1114 C1116 C113 C114 C116 C117 C118 C119 C119 C126 C129 0CE474SK6DC 0CE476DF618 181 120K 0CE475SK6DC 0CE476SF6DC 0CE476SF6DC 0CE107SF6DC 0CE476DF618 0CE108DK61A 0CE107SF6DC 0CE227VF6DC 0CE227VF6D...

Page 27: ...0 R TP X7R 220000PF 2012 16V 10 R TP X7R LOCA NO PART NO DESCRIPTION C398 C399 C400 C404 C407 C467 C468 C476 C489 C495 C501 C506 C508 C601 C602 C604 C605 C606 C607 C608 C609 C610 C611 C612 C613 C614 C615 C617 C619 C621 C623 C632 C635 C636 C637 C638 C640 C645 C647 C653 C654 C655 C657 C658 C659 C660 C661 C661 C663 C665 C665 0CK224DF56A 0CK224DF56A 0CK224DF56A 0CE106SF6DC 0CK224DF56A 0CE476SF6DC 0CE1...

Page 28: ... AR402 AR403 AR404 AR405 AR406 AR407 AR408 AR409 AR410 AR411 AR412 AR413 AR414 0LC0233002A 0LC0233002A 0LC0233002A 0LC0233002A 0LC0233002A 0LC0233002A 0LC0233002A 0LC0233002A 0LC0233002A 0LC0233002A 0LC0233002A 0LC0233002A 0LC0233002A 0LC0233002A 0LC0233002A 0LC0233002A 6140VB0004B 6140VB0004B 6140VB0004B 0LC6461201A 0RRZVTA001D 0RRZVTA001D 0RRZVTA001D 0RRZVTA001D 0RRZVTA001D 0RRZVTA001D 0RRZVTA00...

Page 29: ...08 5 R TP 4P E24 SERIES 22 OHM 1 16 W 1608 5 R TP 4P E24 SERIES 22 OHM 1 16 W 1608 5 R TP 4P E24 SERIES 22 OHM 1 16 W 1608 5 R TP 4P E24 SERIES 22 OHM 1 16 W 1608 5 R TP 4P E24 SERIES 22 OHM 1 16 W 1608 5 R TP 4P E24 SERIES 22 OHM 1 16 W 1608 5 R TP 4P E24 SERIES 22 OHM 1 16 W 1608 5 R TP 4P E24 SERIES LOCA NO PART NO DESCRIPTION AR600 AR601 R105 R106 R601 R602 R610 R614 R948 SW001 SW002 SW003 SW0...

Page 30: ... HM501NT 3 2X1 6X1 6MM R TP FBMH3216 HM501NT 3 2X1 6X1 6MM R TP FBMH3216 HM501NT 3 2X1 6X1 6MM R TP LOCA NO PART NO DESCRIPTION L909 L910 L911 L912 L913 L914 L916 L917 L918 L919 L920 L921 L922 L923 L924 L925 L926 L927 L928 L929 L930 L931 L932 L933 L934 L935 L936 L937 L938 L939 L940 L941 L942 L943 L944 L945 L947 R102 R103 R106 R107 R108 R110 R270 R276 R277 R278 R279 X001 X401 X402 6210VC0006A 6210V...

Page 31: ...IN UPJ R1 023 UGCOM 21PIN PJ 6054R PARK ELE 440062 1 AMP DVI INTERACED RIGHT ANGLE UJB 06 24E UGCOM 6P 6046B 01S PARKELEC H 8 0 WITH S W SHIELD UEJ CV 018 UGCOM D3 5 E P JACK W SHIELD UEJ CV 018 UGCOM D3 5 E P JACK W SHIELD UST AG 013 UGCOM SPEAKER TERMINAL JACK MANUAL OWNERS RF03OA 42PZ70 116J TX 026H MANUAL OWNERS RF03OA 42PZ70 116J TX 026H REMOTE CONTROLLER RF03OB NON POWER CORD M2511A 001 2800...

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