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PT-43LC14 PT-50LC14 PT-60LC14

Contents

1. TUNER i 1 om 177 T1001 TP1004 i 1 F801 F1001 P60046 P7003 6 63A 125V 250V 1802 SA 125 250 LIO 010021005 PROUD Li scs m pees p iege gt 1 0 P1009 545011 pe 416V L t i 804 2 j P1005 1 i i 1 H a P1010 i OVER VOLTAGE TP1003 T ii i PROTECTION PRIO1 j 1 li 1 12 P1011 P4501 3 e e 16v 1 P34041 2 P36021 2 4 STER 1 ij gt 34044 5 839245 je MP TP1015 CONTROL TEN i lm Soto 1 0801
2. lt lt IC2505CS L 12503 LVDS RECEIVER 12505 SIGNAL PROCESS FOR LCD PANEL 2001 36 2001 35 2001 34 P2001 33 IC2001 PINS2 LINE TP2004 8 200132 DATA BBIT R DATA 10BIT TP2007 1 2001 31 A5 A7 B6 B8 INVERTER ON OFF 52 54 56 58 60 62 ne DA 2501 14 a ge Wawe Y1 Y7 CONVERTER SW CE 820274 gt gt P2001 19 30 850115 ae 2 A 2001 18 HOS 0 886 2919 ios ane 8 SIGNAL PATH LVDS DATA 1 2501 8 gt gt CONVERTER NON UNIFORMITY COLOR COMPENSATION 0 amp DAC LATCH P2001 15 BLOCK DIAGRAM LVDS DATA Iu e GDATA BBI KONZE GAMMA CORRECTION VCC D unn LVDS DATA D 2501 3 46 WHITE BALANCE CONTROL Dy d N mE LVDS CLOCK 4 P2501 5 TIMING GENERATOR FOR PANEL DRIVE gt P2001 11 LVDS CLOCK P2501 6 DX 1 gt 2001 10
3. 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 FROWTO 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 SERIAL DATA 0 o Gp 17 LINE DETECT 166302 SUB MICROCONTROLLER NORMAL H ABNORMAL L i 1C6303 Gp 11V LINE DETECT i NORMAL H ABNORMAL L H SE i FAN 1 DRIVE 4 P2902 1 9 SERIAL DATA 0 2993 SERIAL CLOCK 27 SERIAL CLOCK SERIAL DATA 0 3 12903 lt t SERIAL CLOCK 24 1C2303 FAN2 0 SERIAL DATA 1 SERIAL DATA 1 2 2 DRIVE 4 1225051 esta de 9 SCALER 5 129032 X 129033 12C SERIAL CLOCK 68 06301 SERIAL DATA 5 D 12
4. 1 io MI JACK c P ee AUDIO AMP CBS ini 1 1 i P 1 i i 164503 i IC7501 l 7001 MTS SAP SIGNAL PROCESS TUNER i T MTS SAP gt 827 835017 i AUDIO AMP RLA501 i SIGNAL FOR R CH R7514 PROCESS P7002 5 P3501 5 gt 5 r Fo SEPARATION 97502 502 l K gt gt R xo 4503 1 P4553 1 AE SPEER oi KH DWRGB B P3603 3 545053 gt 3 2 gt 4503 2 4552 2 4552 2 i R COMPONENT 1 i 4 545033 1 WOOFER K PR COMPONENT 2 1 i 4503 4 i l 9 COMPONENT 3 et a n mM i i 9 jil dl i i i Mn qe cm er M M DM CE l bs d i aa i i i L TWEETER AUDIO IN 8 lt gt i i DE 2 AUDIO INI gt d DIG i 1 I EE C B A FOR L CH DA E E H MERS A EH AUDIO gt gt R i 4553 1 _ 245521 AUDIO L 245537 P4552 2 4 0 gt i i
5. Belin Ad RIB PAP On IR docto Be Gh A E TV TUNER UNIT MAIN C B A POWER P340 A P1007 14 Pins AC CORD A 3 Pins HDMI IN Y P1009 3 Pins j P1011 0 HDMI AUDIO IN L CH Q HDMIAUDIOINRCH s Alarme P130 5 Pins P1302 BALLAST C B A 5 Pins A 2 Pins lt P1302 LAMP RGB IN 1 P1303 UNIT P6002 1305 4 Pins AUDIO THERMAL PESOLCT4 PREOLCI Rey FUSE OPERATION C B A UNIT P6701 P6701 P6305 QPinor aR LCD DRIVE C B A D a e FRONT JACK C B A 6 Pins LI P6001 USED FOR P5302 ME P2501 2001 ADJUSTMENT AT 20 Pins VIDEO FACTORY ONLY VIDEO IN 3 P3901 P3901 P5501 P6007 10 Pins 4 Pins COVER SWITCH C B A P6007 USED FOR Avo1o ADJUSTMENT AT FACTORY ONLY AUDIO IN 3 R CH P6008 P3402 P2901 s 5 Pins 8 Pins 36 Pins 12 Pins P6008 USED FOR RU eal vei pei ADJUSTMENT AT FACTORY ONLY o 1 0 0 d P3903 3 Pins P6301 P2302 8 Pins 8 Pins P6301 USED FOR P2302 USED FOR 2 UEM A ADJUSTMENT AT ADJUSTMENT OF FACTORY ONLY LCD DRIVE P7003 P6003 7
6. OPERATION C B A i i 3 Pins P6701 P6701 9 Pins meg REUS 1 0 DRIVE C B A A cC f P6001 TE A FAN3 6 Pins LCDPANEL RED FRONT JACK LI P6001 USED FOR ps302 22501 P2001 um ADJUSTMENT AT 20 Pins 36 Pins 1 3 Pins G S VIDEO IN 3 FACTORY ONLY LI IN 3 I ao LCD PANEL GREEN H 4 Pins i i uoo 85464 USED FOR 86 Pins COVER SWITCH C B A ADJUSTMENT AT poot2 P2912 FACTORY ONLY 2 Pins LCDPANEL BLUE Penns i P3402 22901 P2003 fita H m ins i n 1 ins dw l Do P6008 USED FOR 0 RGB IN 2 ADJUSTMENT THERMISTOR 1 C B A FACTORY ONLY DESEE P3903 P3903 i Pet 3 Pins 2 Pins 1 P6301 2302 AUDIO 2 8 Pins i 8 Pins LI P6301 USED FOR P2302 USED FOR LE a ve E ADJUSTMENT AT ADJUSTMENT THERMISTOR 2 C B A TUNER C B A FACTORY ONLY LCD DRIVE m i P7003 P7003 P6003 2 Pins UHF VHF MAIN TUNER 7 Pins P3403 P3404 UHF VHF Q i
7. REAR JACK oa ee eee AUDIO AMP oo 8 a NETWORK FOR R CH 103502 1 3501 HER 14501 1 845522 i Pasos P4503 SPEAKER R COMPONENT COMPONENT AUDIO IN LR WOOFER AUDIO IN 1 UR SOUND AUDIO COMPONENT COMPONENT AUDIO PROCESSOR AMP AUDIO IN 2 UR m COMPONENT COMPONENT AUDIO INR 1 i U AUDIO IN 3 LR COMPONENT COMPONENT AUDIO IA il AUDIO IN 4 UR i AUDIO NILA 1 ry SPEAKER L SS DUE ESE E apa ma j AUDIO IN 2 UR e AUDIO i MAI 3 Li 5 pi H SPEAKER L i TUNER AUDIOLIR 15004 15301 1 Qi i i i MAIN VIDEO 105304 i SIGNAL PROCESS i ij 64M SDRAM i FOR SCALER 720p CONVERTER i i ROBIHDMIDVI AUDIO 818 dg 102503 102505 1 i 1653026303 165702 165705 1 i BOE LVDS SIGNAL PROCESS i psj RECEIVER FOR LCD PANEL cat 0 SEPARATION IP CONVERTER R DATA 661 AUDIO OUT UR AUDO OUTLAY AID IL LYUV DATA 109 RUE m PARALLELTO LVDS SERIAL B VIDEO OUT i MpiCTURENNeIcTURE CDATA 80 080 637896 DATA 801 X LVDS SERIAL l IVDSDATACLOCK TTL PARALLEL 800 COL
8. 1C9206 OR GATE Ea 1 2 4 5 t D 19204 45V REG TP9202 9201 PC CARD 2TO 4LINE DECODER 2TO 4LINE DECODER DATA 0 15 DATA 15 0 7 FLASH PROGRAM FOR MEMORY CARD PROCESSOR 1 9004 CARD RESET L FROM 1C6003 43 gt e SERIAL DATA 0 SERIAL DATA 1 po SERIAL CLOCK CARD CS L 63 CARD READY L TO FROM SYSTEM CONTROL BLOCK DIAGRAM SD PC CARD SIGNAL PROCESS BLOCK DIAGRAM PT A3LC14 PT 50LC14 PT 60LC14 XI 5V PC CARD DETECTEDJ OV NO PC CARD PT 43LC14 PT 50LC14 PT 60LC14 AUDIO SIGNAL PATH BLOCK DIAGRAM lt AUDIO SIGNAL
9. MAIN 4 e M D l 1C5004 MAIN VIDEO SIGNAL PROCESS i i GC3FM i i 1 6 0 4 RS i cca TP3602 i i FR CLOCK TP3601 MAIN YN 03503 SENI gt ess 65002 E 05005 05005 mp 1 3D Y C SEPARATION YUV DATA YUV DATA 10BIT MAIN PB C 03504 Panis gt 95003 gt 050 05010 dy PBIC EUM 10817 MAIN PR 03505 E SENS gt 2825 65004 E 05007 05009 mi l i 1C5104 SW 1C5103 SUB VIDEO SIGNAL PROCESS m P3601 11 05103 5 LPF 05105 65105 13 c 1 l gt Y DATA 8BIT Q3507 B PULS C puis 05106 Ps 8 3 05109 ps EN lt am 2D SEPARATION 4767630438 CE gt DECODER UV DATA 8BIT 08585 P3601 14 jesse 05107 LPF 05110 gt 885853 oe TP3604 PESOLC14 PT 60LC14 1 ta 1 li li i 8080 FR 000081 69 TP3605 68 FROM 1C6003 11 gt FR CLOCK2 1 li li i 1 TP3606 QD lI ES ctn i FRONT JACK C B H 1C5501 SW ttt l 05503 05512 05516 1 839011 255011 RGB gt Y 1 i P3901 3 P5501 3 CONVERT RGB N2 P390
10. P7003 P6004 S AFC M AFC oe 15 26 5V R7514 SEPARATION o sov R7517 GND Lhe 50KB 33K 1 R7515 R7512 R7516 PT PT PT 50KB B B IN 3 A e r L7501 1000 2 SL BE 3 ots 1 a 55 5 hw 5 al 5 ea 512 S 2 gt 8 8 T 3 S gt
11. 0 1 126006 EEPROM 5 SERIAL CLOCK A SERIAL CLOCK 6 1C6002 3 SERIAL DATA 0 12C SERIAL DATA1 5 SETTING DATA OF EACH 2 RESET 1 FILTER ERROR DETECTION 62 IC s FOR MAIN USER ADJUSTMENT DATA X6001 LAMP COVER 7 2 SERIAL DATA 1 ADJUSTMENT 1C2002 SAMPLING HOLD GREEN t 8 SERIAL CLOCK SETTING DATA OF 8 OSC 5 SERIAL DATA 0 EACH IC S FOR LCD 080 DRIVE C B A 5 SERIAL CLOCK 3 SERIAL DATA 0 A 1526 53 57 61 65 69 73 82 Q6010 REG 1C2304 LCD MICROCONTROLLER 1C2003 SAMPLING HOLD BLUE 58 EEPROM CS L 9162003 CS L 69 12002 CS L 65 12001 CS L 2505 CS L V REF 25 SERIAL DATA 1 VCC 8 9 SERIAL CLOCK vec G2 SERIAL DATA 0 5 SERIAL CLOCK 3 SERIAL DATA 0 A 15 26 53 57 61 65 69 73 82 CARD CS L CARD READY L 60 CARD CS L 61 CARD READY L SERIAL DATA 1 52 SERIAL DATA 0 1 SERIAL CLOCK 4 SUB MICROCONTROLLER CS L SD PC CARD SIGNAL PROCESS BLOCK DIAGRAM SERIAL CLOCK 5 33 LINE DETECT NORMAL H ABNORMAL L SERIAL DATA 1 o gt 829057 TXD 822028 PRES
12. 4 3 ABOUT LEAD FREE SOLDER PbF 4 SERVICE NOTES ce 5 DISASSEMBLY ASSEMBLY PROCEDURES 18 5 1 CABINET SECTION 18 6 ADJUSTMENT PROCEDURES 1 77M 45 7 ADJUSTMENT PROCEDURES 2 777 48 8 TROUBLESHOOTING HINTS FOR BLOCK LEVEL REPAIR 51 9 BLOCK DIAGRAMS 57 10 SCHEMATIC DIAGRAMS 67 10 1 SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES eieiei iei 67 10 2 INTERCONNECTION SCHEMATIC DIAGRAM 68 10 3 FRONT JACK SCHEMATIC DIAGRAM 69 10 4 NETWORK THERMISTOR 1 THERMISTOR 2 OPERATION COVER SWITCH SCHEMATIC DIAGRAMS 70 10 5 AUDIO AMP SCHEMATIC DIAGRAM 71 10 6 TUNER SCHEMATIC DIAGRAM 72 Page 10 7 VOLTAGE CHART 73 11 CIRCUIT BOARD LAYOUT 75 11 1 FRONT JACK OPERATION C B A NETWORK mm 75 11 2 AUDIO AMP C B A THERMISTOR 1 C B A THERMISTOR 2 C B A COVER SWITCH 76 11 3 TUNER 77 12 EXPLODED VIEWS 12 1 MAIN PARTS 79 12 2 FRONT AND BASE SECTION 80 12 3 DISPLAY SECTION 81 12 4 SCREEN SECTION 83 12 5 PROJECTION SECTION
13. 2 85 12 6 AND TUNER SECTION 224 86 12 7 PACKING PARTS AND ACCESSORIES SECTION 87 12 8 OPTIONAL ACCESSORY SECTION 88 13 REPLACEMENT PARTS LIST 13 2 MECHANICAL REPLACEMENT PARTS LIST 91 13 3 OPTIONAL ACCESSORY REPLACEMENT PARTS LIST 92 13 4 ELECTRICAL REPLACEMENT PARTS LIST 93 14 SCHEMATIC DIAGRAMS FOR PRINTING WITH LETTER SIZE 96 1 SAFETY PRECAUSIONS 11 GENERAL GUIDELINES 1 For continued safety no modification of any circuit should be attempted 2 Disconnect AC Plug before disassembling this unit 3 It is advisable to use an isolation transformer in the supply before servicing 4 When servicing observe the original lead dress If a short circuit is found replace all parts which have been overheated or damaged by the short circuit 5 After servicing see to it that all the protective devices such as insulation barriers insulation papers shield and isolation R C combinations etc are properly installed 6 After servicing be sure to restore the wires leads insulation barriers shields etc 7 After servicing make the leakage current checks to prevent the customer from being
14. 5 8 8 8 SIS 555 555 3604 E te 5 55 4548 455 VIDEO OUT VIDEO INPUT SELECT 1 ERONT JACK zu I 1 660 ii re P39023 P35023 Nes P3902 5 835025 i 82027 18557 i 1 i D cce En TUNER BA _______ 2574 107001 MAIN TUNER i TP7001 i 7002 1 3501 1 Iuriot SUB TUNER 1 7101 1 7002 3 2 i 1 39V ae mrs 1 1
15. COMPONENT 1 1 AUDIO IN1 R 1 LT 7 4 COMPONENT N AUDIO IN L 1 d 1 p COMPONENT 1 AUDIO IN2 R 7 COMPONENT N AUDIO IN2 L kd gt JK3603 COMPONENT N AUDIO IN3 R 16 y i 1 COMPONENT 8 5 i AUDIO IN L 5 1 566 COMPONENT 5 N AUDIO IN4 Or 7 d COMPONENT N x i AUDIO IN4 L e i 1 1 5502 4 D AUDIO OUT 0 l i i 03510 asa i i MUTE ON J 4 MUTE ON 1 l i i i i 1 i i DRIVE 03509 1 i L LINE OUT MUTE H FROM IC6003 9 i AUDIO SIGNAL PATH BLOCK DIAGRAM PT 43LC14 PT 50LC14 PT 60LC14 64 SYSTEM CONTROL BLOCK DIAGRAM REAR JACK D un nn MAIN CBA nn ie elie ic
16. Daily average use Approx age _ CURRENT LAMP hours days hours 1 Remove the TV Tuner Unit and the Ballast C B A Refer to Steps 1 7 in REMOVAL OF THE BALLAST C B A AND THE TV TUNER UNIT FROM THE CABINET 2 1 Disconnect Connectors P6004 P3501 and release from the clampers 2 Remove the Tuner C B A by removing the 4 Screws 402 T V Tuner Unit 2 PT 43LC14 PT 50LC14 PT 60LC14 1 Disconnect Connector P3401 and release from the clamper 2 Disconnect Connector P3402 and remove the Connector Cable 3 Remove the Tuner P C B Frame by removing the 6 Screws 402 4 5 Release the AC Cord from the slot of the Rear Jack Holder Remove the Rear Jack Holder by removing the 4 Screws 402 Connector Cable Rear Jack Fig D3 2 29 PT 43LC14 PT 50LC14 PT 60LC14 4 Remove the Main C B A by removing the 6 Screws 402 and disconnecting Connector P3403 and P3404 Fig D3 3 30 PT 43LC14 PT 50LC14 PT 60LC14 5 1 Disconnect Connector P3603 and release from the clamper 2 Remove the Rear Jack C B A and the GND Plate C from the slots by removing the 2 Screws 402 Ay y 4 d DI Fig D3 4 6 1 Disconnect Connector P4501 and release from the clamper 2 Remove the Audio Amp C B A by removing the 4 Screws 402 Note The Audio
17. TULERIT WM M 4 a N 6 AN A JA 7 a 7 7 Qi 2 AL M 4503 Clamper 1 Disconnect Connector P4503 speaker cables and release it from the clamper 2 Remove the 2 Screws 401 from rear side and remove the Display 3 Fig D4 3 34 PT 43LC14 PT 50LC14 PT 60LC14 4 1 Remove the Speaker L and the Speaker R by removing the 6 Screws 477 478 and disconnect the connectors P4553 2 PT 43LC14 PT 50LC14 Remove the Screen Unit by removing the 16 Screws 401 P4553 Fig D4 4 1 35 PT 60LC14 PT 43LC14 PT 50LC14 Remove the Screen Unit by removing the 26 Screws 401 2 PT 60LC14 eaker L Sp Screen Unit Fig D4 4 2 36 PT 43LC14 PT 50LC14 PT 60LC14 5 PT 43LC14 Remove the 2 Screen Plate H and 2 Screen Plate V by removing 26 Screws 401 and remove the Fresnel Lens and the Lenticular Screen PT 50LC14 Remove the 2 Screen Plate H and 2 Screen Plate V by removing 30 Screws 401 and remove the Fresnel Lens and the Lenticular Screen m A cxt Screen Unit a Lenticular Screen Al Screen Plate H Fresnel Escutcheon Screen Plate V Screen i Pl
18. V REF L 45V LCDCOM A CONVERTER TP2901 XDIR X FROM 1C2304 60 gt DIR X FROM 1C2304 59 gt DIR Y FROM 12304 50 gt SERIAL DATA 0 1C2504 BUFFER SERIAL DATA 0 6 162501 1 8V REG SERIAL CLOCK SERIAL CLOCK B 1 02001 080 FROM SYSTEM CONTROL IC2002 CS L BLOCK DIAGRAM 102003 CS L SHIFTER IC2505CS L VIDEO SIGNAL PATH li BLOCK DIAGRAM PT 43LC14 PT 50LC14 61 VIDEO SIGNAL PATH Il BLOCK DIAGRAM Model PT 60LC14 LCD DRIVE VIDEO SIGNAL MAIN SUB
19. 7 i PIN DEAD IAV 14 Fins 14 Fino 3215 834131 ONILNIYd 401 DILVIN3HOS VL 3E HAZARD 1464 FE 115 C RISQUES 16 LCD PANEL GREEN LCD PANEL BLUE NOTE FOR SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES REFER TO BEGINNING OF SCHEMATIC SECTION TV TUNER UNIT SC YA A H ACCORD FANA 3 Pins P1009 3 Pins CASE COVER SWITCH C B A NOTE THE LAMP UNIT IS NOT SUPPLIED AS A REPLACEMENT PART WHEN REPLACING REPLACE THE LAMP UNIT WHICH IS SUPPLIED AS A OPTIONAL ACCESSORY 72109 14 7 2109 14 bLOTEv lLd 86 10 3 FRONT JACK SCHEMATIC DIAGRAM FRO NT J ACK SCH E MATIC D IAG RA M NOTE For placing a purchase order of t be sure to use the part number li Do not use the part number on tt 72109 14 2106 14 bLITEr ld mm VIDEO SIGNAL MAIN SUB SUB VIDEO SIGNAL AUDIO SIGNAL e 3914 y 100 Er BTE JK4801 K1U412A00006 13901 0 4r SNC ee Eie 9 REAR JACK gre C B A P3502 P3902 LSJAQ471 PT P4591 L3 CPS NOSIG L
20. SW OUT R 49 1 5 vot Ponte 1 1 1 1 504 0 2 JK3901 K1FB115A0015 TO MAIN CB A RED P5501 P3901 e 9905 0 GREEN RGB2 R 3 ic BLUE GND NC RGB2_G s CSYNC MAC2 4 RED RETURN GND 4 L3906 0 RGB2_B 5 GREEN RETURN GND 6 gir BLUE RETURN 68 2 8682 NC 00 fai GND RGB2_V 0 GND GND 12C DATA HSYNC VSYNC SCK R3918 PT R3919 PT D3901 BOBD6R200002 R3920 PT 6 21 YV2109 1d 2106 14 bLOTEv Ld 001 PT 43LC14 PT 50LC14 PT 60LC14 10 4 NETWORK THERMISTOR 1 THERMISTOR 2 OPERATION COVER SWITCH SCHEMATIC DIAGRAMS NETWORK SCHEMATIC DIAGRAM FOR L CH SPEAKER J4551 AUDIO SIGNAL WAS 10 L CH SPEAKER 2 TWEETER P4551 C4551 H 3R3 63V SP OUT L TW 2 AMP GND 1 TO L CH SPEAKER WOOFER P4552 SP OUT L WF AMP GND LSJB3097 NETWORK SCHEMATIC DIAGRAM FOR R CH SPEAKER 22 AUDIO SIGNAL J4551 WAS R CH SPEAKER TWEETER P4551 ples 2 H ANY 9 R CH SPEAKER TO AUDIO AMP C B A WOOFER P4552 P4553 P4503 SP_OUT_R_WF 2 2 SP_OUT_R P4503 1 1 P4503 2 LSJB3097 THERMISTOR 1 SCHEMATIC DIAGRAM Im LCD DRIVE P2811 C B A P2303
21. ee ge Fig D4 5 2 Reassembly Note Install them so that Serial No Labels are on the each outside as shown above Replacement Note for Screen Unit The Screen Unit is supplied as a unit or the individual parts Fresnel Lens Lenticular Screen in the Screen Unit are also supplied When replacing the Fresnel Lens and the Lenticular Screen take care that dust etc does not adhere between the Fresnel Lens and the Lenticular Screen Due to this risk it is strongly recommended to replace the Screen Unit as a unit 39 PT 43LC14 PT 50LC14 PT 60LC14 PT 60LC14 Reassembly Note for 4 Spacers Place the 4 Spacers on the Lenticular Screen as shown Approx 1330 5 mm 1332 0 mm gt 18 5 mm 2 0 mm 11 0 mm 12 5 mm Spacer 11 0 mm 12 5 mm 18 5 mm 2 0 mm Spacer O Lenticular B Screen E AT Edge of LA Escutcheon Spacer 2 5 1 5 Lenticular 2001980 ai E IN Edge of 3 Escutcheon Spacer 2 5 mm 1 5 st E LO 5 lt 2 5 mm 1 5 mm Spacer Edge of Escutcheon LO eto ei ly SA A Lenticular Screen ai Touch Spacer the bosses gt 18 5 mm 2 0 mm 2 5 mm 1 5 mm Escutcheon Lenticular Screen Spacer
22. 5 2 1 P2303 2 P28112 AW 1 Li P2303 1 P2811 1 i ii 06304 LAMP AE i ae NEAR THE 1 gt 73 LAMP LED i 1 1 e H 06701 Y i 2337 i 4 25302 18 82501 18 H 06702 P5302 16 P2501 16 i 198 1 POWER LENS ND FAN 1 2 3 LOCK H P5302 17 P2501 7 e i THERMISTOR 2 1 Le A pero 1 55252 8 SCANO TEMPERATURE DATA 3 4 4 ww P5302 20 P2501 20 j i i t PERI SCAN TEMPERATURE DATA 4 5 4 P5302 19 P2501 19 TEMPERATURE H KEY MATRIX Le 4 267015 763055 14 ii SENSOR OPERATION BUTTON gt gt P6701 1 P6305 1 82 KEY DATA 0 TEMPERATURE DATA 1 2 LA P2304 2 P2821 2 Aw 1 1 gt 86701 2 763052 9 KEY DATA 1 TEMPERATURE DATA 2 3 1 P2304 1 P2821 1 i i ii 1 NEAR THE LAMP i S eee oth E EE uro db E EE ccu ppt EE EEE E E utmost EEE A ieee an EE SYSTEM CONTROL BLOCK DIAGRAM PT 43LC14 PT 50LC14 PT 60LC14 65 PT 43LC14 PT 50LC14 PT 60LC14 OPTICAL BLOCK DIAGRAM SCREEN Blue Light Path Green Light Path Red Light Path PROJECTION UNIT PROJECTION LENS LIGHT IN POLARIZER LIGHT IN LIGHT IN BLUE POLARIZER POLARIZER RED UNIT BLUE UNIT LCD PRISM UNIT LI LI LI LI
23. C7001 C7101 P7001 2200P KB si 8 al a ESD GND ST amp moo mi rue C7002 1000 6 3V a 2 1000 6 3V EE al el E As 5 573 CS 5 ST ST DE e Oa S 5 m Se 87006 4 PT gt 07001 7001 7101 WA10 WA10 10 REAL JACK C B A P3501 P7002 M TNR VIDEO Pano TO MAIN C B A S TNR VIDEO P7003 En 4 SAFC M TNR L AUDIO M AFC 0 6 80 BV M_TNR_R_AUDIO DATA 5V 8 w SEPARATION R7517 GND vm em 33K m 515 TP7501 WA1Q a 100U L E 07501 lg 2581218401 BUFFER E e 7502 Tt WA10 Bis ETS i 528 CE awe 4 22 Em FE 2s81218a01 BUFFER 1C7501 AN5832SA E1 V SPECTRAL SAP OUT n nm RE SIGNAL PROCESS 2leslesl slesl LINK TO VOLTAGE CHART fo m ors Sy Say Stay STS5 85 e e 6 4 LSJB3133 TUNER SCHEMATIC DIAGRAM PT 43LC14 PT 50LC14 PT 60LC14 72 10 7 VOLTAGE CHART TUNER C B A PIN NO IC7501 TP7001 TP7101 TP7501 TP7502 AUDIO AMP C B A PIN NO 104501 10 11 IC4503 OPERATION C B A VOLTAGE 3 3 2 1 3 3 3 3 3 2 2 6 73 PT 43LC14 PT 50LC14
24. ECJ2VB1E683K C CHIP 25V 0 068UF ECJ2VB1E683K C CHIP 25V 0 068UF ECEA1IHKNO10B ELECTROLYTIC 50V 10 ECEA1IHKNO10B ELECTROLYTIC 50V 10 ECJ2VF1H104Z C CHIP 50V 0 10 ECJ2VF1H104Z C CHIP 50V 0 10 ECA1HM100B ELECTROLYTIC 50V ENGF6302GF MAIN TUNER UHF VHF NR 1 100 ELECTROLYTIC 16V ENG3 6A08GF SUB TUNER UHF VHF NR ECEA1CKN100 ELECTROLYTIC 16V LSJA0468 CONNECTOR CABLE W PLUG 13 4 3 AUDIO AMP C B A INTEGRATED CIRCUITS Part No Part Name amp Description Remarks C1AA00000660 LINEAR COCAAKE00013 LINEAR TRANSISTORS Part No Part Name amp Description Remarks 2SD0601AHL TRANSISTOR SI NPN CHIP 1 000011 TRANSISTOR SI NPN CHIP 1 000106 TRANSISTOR SI NPN CHIP 2SD0601AHL TRANSISTOR SI NPN CHIP 1 000011 TRANSISTOR SI NPN CHIP 1 000106 TRANSISTOR SI NPN CHIP 2SD0601AHL TRANSISTOR SI NPN CHIP 1 000011 TRANSISTOR SI NPN CHIP 1 000106 TRANSISTOR SI NPN CHIP DIODES Part No Part Name amp Description Remarks MAZ40510MF DIODE ZENER 5 1V HZS5C2TD DIODE ZENER 5 1V HZS5C3TD DIODE ZENER 5 1V MA2C16700E DIODE SI BOAAELOOOOO1 DIODE SI RESISTORS Ref Part No Part Name amp Description Remarks No R4501 ERJ6GEYJ472V MGF CHIP 1 10W 4 7K R4502 ERJ6GEYJ153V MGF CHIP 1 10W 15K R4503 ERJ
25. 030002 IMPORTANT SAFETY NOTICE 5 21 THERM S COMPONENTS IDENTIFIED BY THE SIGN A HAVE SPECIAL CHARACTERISTICS IMPORTANT FOR SAFETY WHEN REPLACING ANY OF THESE COMPONENTS USE ONLY THE SPECIFIED PARTS LSJB3136 NOTE For placing a purchase order of t be sure to use the part number li Do not use the part number on tl 1 2106 14 bLITEr ld OPERATION SCHEMATIC DIAGRA m0 MAIN C B A P6305 GND STBY5V P LED P LED R SCAN2 SCAN1 SCANO KEY IN1 KEY INO 277 SW6701 EVQ11G05R CH_UP SW6702 EVQ11G05R CH_DOWN COVER SWITCH SCHEMATIC DIAC J2911 PT 9 LCD DRIVE 2912 V C B A P2502 LOL OVER SWITCH SCHEMATIC DIAGRAMS NOTE For placing a purchase order of the parts NOTE be sure to use the part number listed in the parts list FOR SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES Do not use the part number on this diagram REFER TO BEGINNING OF SCHEMATIC SECTION NOTE PARTS MARKED PT ARE NOT USED OPERATION SCHEMATIC DIAGRAM 96702 25B1218A0L S LED DRIVE Q6701 29B1218A0L LED DRIVE 10K fas MAIN C B A P6305 P6701 B3AGA0000072 GND 9 POWER LED STBY5V LED P LED R SCAN2 SCAN1 SCANO KEY_IN1 KEY_INO ro ow SW6701 SW6706 EVQT GOSR INPUT VOL_UP E
26. CONNECTOR CABLE W PLUG PT 43LC14 PT 50LC14 PT 60LC14 PT 43LC14 PT 50LC14 PT 60LC14 96 10 2 INTERCONNECTION SCHEMATIC DIAGRAM INTERCONNECTION SCHEMATIC DIAGRAM 1 bLITOS ld bLOTEr ld IMPORTANT SAFETY NOTICE THERMAL FUSE UNIT REPLACEMENT NOTE NOTE COMPONENTS IDENTIFIED BY THE SIGN A HAVE CAUTION FOR CONTINUED PROTECTION AGAINST FIRE HAZARD FOR SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAY SPECIAL CHARACTERISTICS IMPORTANT FOR SAFETY REPLACE ONLY WITH THE SAME TYPE NUMBER LSJA0464 FE 115 C REFER TO BEGINNING OF SCHEMATIC SECTION WHEN REPLACING ANY OF THESE COMPONENTS ATTENTION POUR UNE PROTECTION CONTINUE LES RISQUES USE ONLY THE SPECIFIED PARTS D INCENDIE N UTILISERQUE DES FUSIBLE DE M ME TYPE NUM RO LSJA0464 FE 115 C TV TUNER UNIT MAINCBA POWER C B A P3401 L P1007 14 Pins A A ACCORD FAN4 3 Pins HDMI IN P1009 3 Pins O HDMI AUDIO IN L CH HDMI AUDIO IN R CH PROJECTION UNIT BALLAST C B A RGB IN 1 P6002 P1305 4 Pins 001 115 C aot THERMAL AUDIO IN 1
27. SDRAM DATA 0 15 SD DATA O 3 80 DATA 3 160 162 165 I SD CLOCK SD CLOCK 69 SD WRITE PROTECT L 50 CARD DETECT L 19207 TRANSCEIVER SD PC CARD pa d 19 CARD V SYNC SIGNAL PROCESS 8 CARD H SYNC pat PC DATA 0 15 9 DAT pa i PCDATAQH8 1 gt lt I A PC ADDRESS 0 9 8 g 3 8 ES 2 PC CARD DETECTI L 9 9 PC CARD DETECT2 L 1 DIRECTION CHIP ENABLE2 19 ENABLE CHIP ENABLE VCC 09 OUTPUT ENABLE READ CONTROL TREE WRITE ENABLE TIO WRITE CONTROL 1C9208 TRANSCEIVER VS n l l pa REG 29 A A e RESETIL PC ADDRESS 0 5 PC ADDRESS 1 59 128M SDRAM TP9001 HRESET L 69 X9001 27MHz osc CARD RESET L 10810 IOIMEM T 27MHz CLOCK 0 9 27MHz CLOCK 1C9010 09 27MHz CLOCK 49 27MHz CLOCK E SD CARD Y A X e e Y 7 3 BS E3 39 VCC 6 PC CARD
28. lo DICHROIG mel OPTICAL BLOCK UNIT PRISM POLARIZER 1 PT 60LC14 FIELD LENS BLUE RED FIELD LENS RED PT 43 50LC14 RELAY LENS 1 LI LI FULL MIRROR 5 e dum MIRROR i 5 E 1 1 1 1 LIGHT OUT LigHT ouT LIGHT IN i POLARIZER POLARIZER POLARIZER GREEN CONDENSER BLUE LODGREEN GREEN LIGHT IN LENS UV CUT FILTER POLARIZER RELAY LENS 2 Le GREEN UNIT LI FIELD LENS 1 GREEN LI LI DICHROIC DICHROIC 1 PT 60LC14 RELAY LENS 1 MIRROR MIRROR GREEN RED L LAMP INTEGRATOR P S CONVERTER LI LI LI PT 43 50LC14 RELAY LENS 1 OPTICAL BLOCK DIAGRAM PT 43LC14 PT 50LC14 PT 60LC14 66 10 SCHEMATIC DIAGRAMS 10 1 SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES 1 Important safety notice Components identified by the sign A have special characteristics important for safety When replacing any ofthese components Use only the specified paris 2 Do not use the part number shown on this drawing for ordering The correct part number and part value is shown in the parts list and may be slightly different or amended since this drawing was prepared 3 Use only original replacement parts To maintain original function and reliability of repaired units use only original replacement parts which are listed with their part numbers in the par
29. r gt 535 bro 2 AN Tje 04506 E PT 28B710ARS 4536 PT100 6 3V PT 100 6 3V 3 6 5 64503 a COCAAKE00013 12V REG AD a PT 2SD601A CD eJ 0458 PT2SD601A Te C4522 PT 2093 47K TO REAR JACK 4505 CHA FOS TOPOWERC B A 4501 PT 47K el vd P1008 We Tt 04533 04552 AMP_MUTE_L IC4501 C1AA00000660 AUDIO MUTE P1011 Vs 3 ojo AMP_R_AUDIO 23k anoe 4512 L AUDIO o basia 6 g 4501 3 o S WATS 0 1 H H e 1000 35 04510 150 7 566 Tm N 1 H e 1000 35 R4506 R4508 BTE PTE e e e b 15K 33K I I 4700 5 17 C4506 0 04 Sel 285 4509 5 37 AW AA 15K 4507 Ha e 8600 0 44 SWITCHING 33V TO FRONT JACK pa502 AUDIO MUTE ON C B A P4591 PT 8 84545 0 3 21 SWINL 7 a ore 99 R4529 4528 oj Sz SW OUT L 9 J4504 525 25 9 H P_IN_L n oo ua El al cr o A 1200 1 WAS Sto ets GND 528 55 Y 1 8531 R4530 5 E d HP IN 1 AW SWINR duc sed els p 1200 K6B2AGA00038 GET loz nr SW OUT R lz Sas a J4505 E 9 5252 Bt b 6 6 e 512 2 SI 2 P4503 TO NETWORK C B A P4553 SP OUT L FOR L CH SPEAKER GND 4 2 qu gt T
30. 20 pin Cable 22 6 1 Pull off the TV Tuner Ass y with the Ballast C B A while taking care with the cables 2 Remove the GND Plate A from the TV Tuner Unit by removing the Screw 452 3 Remove the SD Door Unit from the TV Tuner Unit by releasing th PT 43LC14 PT 50LC14 PT 60LC14 TV Tuner Unit Fig D1 7 1 Reassembly Note When installing the SD Door Unit install the SD Door Unit with the 2 Locking Tabs from the front of the cabinet after installing the TV Tuner Unit into the cabinet Reassembly Note SD Door Unit Front View Fig D1 7 2 Replacement Note of TV Tuner Unit These parts will be necessary when replacing the TV Tuner Unit Set aside and keep and re use The GND Plate A The SD Door Unit 23 PT 43LC14 PT 50LC14 PT 60LC14 7 1 Disconnect Connectors P6002 P805 P1001 and release them from the clampers 2 Then remove the Ballast C B A Ballast C B A Fig D1 8 24 PT 43LC14 PT 50LC14 PT 60LC14 REMOVAL OF THE PROJECTION UNIT FROM THE CABINET 1 Remove the Ballast C B A and the TV Tuner Unit Refer to Steps 1 6 in REMOVAL OF THE BALLAST C B A AND THE TV TUNER UNIT FROM THE CABINET 2 1 Disconnect Connector P2502 Then hook the P2502 cable to the pin 2 Remove the 7 Screws 401 on the Projection Unit 3 Lift up and slide the Projection Unit by releasing the 5 Guide Tabs Tips on removal of the Projection Unit Firs
31. PT 50LC14 PT 60LC14 DO NOT UNPLUG AC CORD DURING COOLING OPERATION The lamp cooling fan will continue to operate for approximately 1 minute after the power is turned off At the same time the POWER LED will flash red Do not disconnect the AC Cord from the power outlet and do not open any circuit breakers while the cooling fan is still operating HOT CIRCUIT Primary circuit exists on the Audio Amp C B A the Ballast C B A and the Power C B A This circuit is identified as HOT on the C B A and in the Service Manual Use extreme care to prevent accidental shock when servicing MODEL NO IDENTIFICATION MARK Use Marks shown in the chart below to distinguish the different models included in this Service Manual PT 43LC14 PT 50LC14 PT 60LC14 NOT USED Note Refer to Item 3 of Schematic Diagram Notes of Schematic Diagram and Circuit Board Layout Notes for mark PT PT 43LC14 PT 50LC14 PT 60LC14 WIRE AND LEAD POSITION DIAGRAM OF THE UNIT After servicing make sure that all wires leads and clampers are placed in their original position It is important for the best operation of the unit Note Use extreme care especially for the following Clamper i Clamper RF Input Terminal Thermal Fuse Unit sm A u 4 GND Wire AC Cord Fig 9 1 14 PT 43LC14 PT 50LC14 PT 60LC14 After servicing make sure that all wires leads and clamper
32. Y 11 0 mm 12 5 mm Spacer Edge of Escutcheon n pa lenn ek daga a Lenticular a Screen Spacer ial 1 ouch 18 5 mm 2 0 mm the boss 11 0 mm 12 5 mm gt Approx 1330 5 mm 1332 0 mm 40 PT 43LC14 PT 50LC14 PT 60LC14 REMOVAL OF THE MIRROR FROM THE BACK COVER PT 43LC14 PT 50LC14 1 Remove the Screen Unit Refer to Steps 1 4 in REMOVAL OF THE SCREEN UNIT AND THE SPEAKER FROM THE DISPLAY 2 1 Remove the 2 Mirror Holder H and the 2 Mirror Holder V Unit by removing the 12 Screws 401 2 Remove the Mirror from the top by releasing the Back Cover slots Note Be careful that the Mirror does not fall down when removing Mirror Holder H Mirror Holder V Unit Fig D4 6 1 Reassembly Notes for Mirror Install the Mirror as following procedures 1 Place the 3 sheets on the top and bottom edges of the Mirror PT 43LC14 PT 50LC14 0 5mm Sheet Sheet Omm 5mm 60 10 mm 4 Sheet Sheet 60 mm 10 mm Topedge Sa 4 of Mirror 7 1 154 She 2 Mirror surface 10 mm 15 10 15 10 15 Mirror surface a Sheet 7 J Bottom edge 2 1 1 26 47 Of Mirror 15 mm 20 mm 15 20 mm 3 5 Sheet 3mm 5mm 20 mm 5 mm Sheet 20 mm x 5 mm Front View Front View Fig D4 7 1 2 Ho
33. i 4 WOOFER K bos i D A K LINED 4 i 5 RCE gt 03501 il d 868 2 1 i M FRONTJACKC B A eee mmm mmm mm mmm K gt DVWRGB P3603 1 pos i gt NG gt 999 Lo K COMPONENT 7 i i TWEETER 1 JK4801 i i COMPONENT 2 i 3c COMPONENT3 1 AUDIO INS gt gt 3902 11 3502 11 COMPONENT4 gt i AUDIO 88 0 gt gt 539025 89 i 04504 Lo r i RGB AUDIO IN2 gt gt Eme 225642 1 TL i 04501 DRIVE 04505 i 1 212351 0 A 1 i I i i i i L Le AMPMUTE L FROM 1600313 i i i i i LA i i FROM VIDEO HDMI AUDIO R e BLOCK DIAGRAM gt pue ree HDMI AUDIO L i i i 1 i i j i i i gt POETA 3505 14 pwal i j JK4001 8 y H 1 1 RGB AUDIO IN1 gt 1 1 i ill mb CONTROL 1 Y DVI i 1 AUDIO IN R 10 gt I T i DV ex N 04002 04001 ki dan i AUDIOIN L 9 1 FROM 1 6003 62 gt AUDIO SW CONTROL 2 _ i l FROM IC6003 64 gt AUDIO SW CONTROL 1 e i i i H 4 1 i l l 1
34. C4551 e 3R3 63V P4553 P4503 AUDIO SIGNAL TO AUDIO AMP C B A SP_OUT_L_WF 2 NETWORK SCHEMATIC DIAGRAM FOR R CH SPEAKER un TO R CH SPEAKER TWEETER P4551 SP OUT TW 2 AMP GND 1 TO R CH SPEAKER WOOFER P4552 C4551 3R3 63V 2 SP OUT L P4503 3 1 AMP GND P4503 4 P4553 LSJB3097 AUDIO SIGNAL 10 AUDIO AMP C B A P4503 SP_OUT_R_WF 2 1 2 SP OUT P4503 1 1 AMP_GND P4503 2 LSJB3097 THERMISTOR 1 SCHEMATIC DIAGRAM m LCD DRIVE P2811 C B A P2303 82811 1 THERMO 4 D4CA35030002 21 THERMO 3 LSJB3136 IMPORTANT SAFETY NOTICE COMPONENTS IDENTIFIED BY THE SIGN HAVE SPECIAL CHARACTERISTICS IMPORTANT FOR SAFETY WHEN REPLACING ANY OF THESE COMPONENTS USE ONLY THE SPECIFIED PARTS THERMISTOR 2 SCHEMATIC DIAGRAM 10 LCD DRIVE P2821 C B A P2304 R2821 1 THERMO 2 D4CE31330001 2 THERMO 1 LSJB3137 NOTE For placing a purchase order of the parts be sure to use the part number listed in the parts list Do not use the part number on this diagram OPERATION SCHEMATIC DIAGRAM R6702 10K 06701 28B1218A0L LED DRIVE TO MAIN C B A GND 9 STBY5V P LED G P LED SCAN2 SCAN1 SCANO KEY_IN1 KEY_INO po SW6701 SW6703 EVQNGO5R VOL UP EVQ11GO5R CH U
35. ENABLE 4 9 1 gt P2001 9 B DATA ENABLE 3 9 1 gt LeveL P2001 8 15 16 814 816 1 018 ENABLE 29 gt SHIFTER P2001 7 in gt 3 31 gt 15 5V P2001 6 NRG 0 1722005 820014 CLX fl 2001 3 CLY 19 P2001 2 P2001 1 M 02006 02009 E H SYNC SERIAL Q2014 02015 TT 03 V SYNC 21 77 SOME CONTROL Y BUFFER i CLOCK 76 MHz GONTROL 2 i D A CONVERTER P2002 36 P2002 35 P2002 34 P2002 33 TP2005 2002 32 G DATA 10817 DA INVERTER ON OFF uma 255580062 2200231 CONVERTER 54 8827 2002 19 30 S H CLOCK G 1 AMP 12002 18 T CONTROL 9200217 9 LOGIC 220026 102502 amp DAC LATCH VCC A 200215 VCC D P2002 14 E P2002 13 P2002 12 P2002 11 gt P2002 10 gt P2002 9 gt LEVEL P2002 8 t gt SHIFTER 2002 7 T gt 3 3V gt 155V P2002 6 gt 1220025 H gt P2002 4 4 P2002 3 4 gt P2002 2 Q2004 02007 P2002 1 L gt SERIAL Q2010 Q2011 T H gt INTERFACE SHE Q2016 Q2017 1 i VREFREV SOME CONTROL 8 71 7 vi like i gt CONTROL P2003 36 P2003 35 T P2003 34 P2003 33 PIN52 LINE TP2006 2003 32 D20 E19 E20 F19 F20 B DATA 10BIT DA INVERTER ON OFF P2003 31 G20 420 118 a cj mp m m gt P2003 19 30 CONVERTER 64 86 68 70 72 74 SIR CLOCK 2
36. Marge i qm q i 1 P1001 4 gt i P1001 5 P1301 5 0891 18 51 i LL TUE 1301 1 gt i 810012 813012 1 i i mila i i ran BS von em ee Red 1 E a 6 a E 7 E 5 5 s g I 11303 5 H 1 1 E 5 YN a 2 l a 5 5 7 0 1504 2 INVERTER DRIVES a LAMP STATUS SIGNAL ee op FROM STANDBY L POWER ON H e P6002 1 813051 1 ERROR PULSE SYSTEM CONTROL LAMP ON H o P6002 2 1305 2 BALLAST CONTROL INVERTER DRIVE4 9120 LAMP OFF L i BLOCK DIAGRAM 1 LAMP STATUS ERROR P6002 3 213053 LAMP ERROR PULSE CIRCUIT mm D i ERROR 1 PULSE 72128 msec i U1301 HIC 69 0 TURNS ON WHEN i ERROR 2 PULSE T 96 msec i TAME STARTS UF i ERROR 3 PULSE T 64 msec kol _1 ERROR 4 PULSE T 32 msec 58 POWER SUPPLY BLOCK DIAGRAM PT 43LC14 PT 50LC14 PT 60LC14 VIDEO SIGNAL PATH I BLOCK DIAGRAM 1 2 COMPONENT Y1 COMPONENT PB1 COMPONENT PR1 COMPONENT Y2 COMPONENT PB2 COMPONENT PR2 COMPONENT Y3 COMPONENT PB3 COMPONENT PR3 COMPONENT Y4 COMPONENT PB4 COMPONENT PR4 S VIDEO IN3 VIDEO IN3 REAR JACK C B A l JK3601 lt 5 3602 BO
37. gt mE 15200318 XFR B t CONTROL 2003 17 580086 gt amp DAC LATCH inm FROM 1C2304 52 gt RESET L o ka VCC D rrn gt j P2003 12 FROM 1230457 CORRECT e 9 CORRECT gt 5500812 2003 10 gt P2003 9 gt LEVEL P2003 8 gt SHIFTER P2009 gt 3 3V gt 155V T P2003 6 P2003 5 gt P2003 4 gt P2003 3 gt P2003 2 gt Q2005 02008 zz SERIAL 02008 gt Q2012 02013 H 02013 p INTERFACE scale 02018 02019 VREFHGN SCALE CONTROL VREFLGTV BUFFER 1 VAEFIGSY CONTROL i D A CONVERTER TP2901 i XDIR X FROM IC2304 60 12004 SW l L4 DIR X FROM IC2304 59 DIR CDD DIR Y lt FROM IC2304 50 gt i SERIAL DATA 0 SERIAL DATA 0 SERIAL CLOCK 2 4 4 SERIAL CLOCK 1 lt 102001 081 FROM SYSTEM CONTROL lt 1 2002 080 BLOCK DIAGRAM 02001 02002 1 4 1 2003 081 LEVEL 1 SHIFTER i VIDEO SIGNAL PATH Il BLOCK DIAGRAM PT 60LC14 62 SD PC CARD SIGNAL PROCESS BLOCK DIAGRAM CARD YUV DATA 8BIT 480i I 1C9004 SD PC CARD SIGNAL PROCESS lt CARD Y PB PR SIGNAL P9002 VCC 3 3V CARD YUV DATA TO VIDEO 0 7 SIGNAL PATH BLOCK DIAGRAM CARD V SYNC CARD H SYNC 27MHz CLOCK oe 1C9008 1C9002 09001
38. 5 i MAIN C B A 1 7 POWER ON H TP1008 BS Sa St 2 pi FROM IC6302 72 30 1 1 sa 1277 10074 834011 H 7T TP1022 I 3 10073 P3 peu 1 1012 TP1009 42 D 1007 87 2340167 1 6 19 21 TP1010 isv 1007 5 834015 i TP1023 1001 1003 TP1006 96 10074 834016 5 18 50 PR1001 1013 10074 83014 3402 1 i 7 gt 1007 2 1 3401 2 sav pe 5V i i I I PR1014 i D i 63401 i 1004 1006 i a i 1 17V i O O a 1 9 17 REG 1C6303 i P TP1012 i P 625302 i t 820227 W sue micro i P3403 CONTROLIER 1 1 P34024 je 1C6003 i 1 1005 1 1C1002 1 R809 i l 2 MAIN MICPO F RUSH CURRENT FEED BACK i 2 CONTROLLER i 1 PROTECTOR i H i 1 V REF 2 495V 1 DC DC CONVERTER STEP DOWN CHOPPER SYSTEM i 62901 i FANE DRIVE 108 ki i 15 5V REGULATOR H i TP1013 SA i l i TP2906 2901 A 8 1008 12V i 46V i T i 612 680 i Eu o SW 155V SWITCHING i 05V i l i SW 1550 CONTROL i i 1 FROM 1C2304 26 gt OVER CURR LCD ON H i LIMITER i FROM 02304 50 i i 102902 CONSTANT i EE VOLTAGE FANT DANE TP2907 TP2911 i Kod L FAN 1 i Tea 2 CONTROL i M 7 75 3 TP
39. Clogged air filter of the Fan Case Unit 1 Cleaning the Air Filter on the Projection Unit 2 If still NG replace the Projection Unit 3 If still NG replace the Main C B A 12 c 53 PT 43LC14 PT 50LC14 PT 60LC14 No picture or abnormal picture ABNORMAL PICTURE No Color Picture Black and White picture Abnormal Color Picture No Synchronisation Picture Check that there is no picture or abnormal Dark Picture picture on the screen from all input terminals All input are NG Does the OSD appear on the Replace the Projection Unit Still screen NG replace the Main C B A YES Replace the Main C B A Only Video1 OR 2 input is NG Replace the Rear Jack C B A Only Videos input is NG Replace the Front Jack C NG replace Rear Jack C Only tuner input is NG Replace the Tuner C B A Still NG replace the Rear Jack C B A 1 1 Replace the Main C B A Only RGB 2 input is NG Replace the Front Jack C B A Still NG replace the Main C B A A Still A In the case that one or some input is NG it can be judged that the Proiecti itis OK Only Component 1 2 3 OR 4 input is NG Replace the Rear Jack C B A Component 1 2 3 AND 4 input is NG Replace the Main C B A Still NG replace the Rear Jack C B A Only HOMI inputi NG Replace the Main C B A Tuner Component AND Vide
40. EUR7627Z20 LSJA0239 LSQF0834 LSPNO430 LSJA0464 13 3 2 TV STAND TY 50LC14C Part No Part Name amp Description BS ESS st sa os f s Ed LSMP0420 SENSOR HOLDER LSGP0417 SHELF PANEL L6FAKCDH0007 FAN4 gt LSQT0843 A INSTRUCTION BOOK LSMF0269 TOP DUCT 3 SPONGE LSMF0270 TOP DUCT 3 SPONGE LSXA0613 SHELF ANGLE SIDE LSMA0773 CONNECTING ANGLE LSHD0090 XSN5 20 SCREW STEEL SCREW STEEL LSMF0271 LSMF0272 XTV4 16A XTV348J XTV3410J XYE34FF8 XYN3 K10 XTV348G XTV3420J XTW348Q XTV348F XTV4 16AFZ XTV3412J XTV3 6F XTV4 20A XTV4 12A XTV3 10G LSHD0100 LSHD0099 VMTS0035 JOKA00000044 ENGF6302GF ENG36A08GF LSJA0468 LSSC0634 LSJA0533 LSXY0629 LSXY0641 LSEP3130A LSEB3131A LSEP3129A LSXY0620 LSEP3133A LSEP3092A LSEP3128A LSEP3097A LSEP3098A LSEP3136A TOP DUCT 3 SPONGE TOP DUCT 3 SPONGE TAPPING SCREW STEEL TAPPING SCREW STEEL TAPPING SCREW STEEL SCREW W WASHER STEEL SCREW STEEL TAPPING SCREW STEEL TAPPING SCREW STEEL SCREW STEEL TAPPING SCREW STEEL TAPPING SCREW STEEL SCREW STEEL TAPPING SCREW STEEL TAPPING SCREW STEEL TAPPING SCREW STEEL TAPPING SCREW STEEL SCREW STEEL SCREW STEEL CUSHION RUBBER FERRITE CORE MAIN TUNER UHF VHF NR SUB TUNER NR CONNECTOR CABLE W PLUG HEAT SINK CONNECTOR CABLE W PLUG
41. L3 SINL vd 1 i an L LINES_Y 03911 03912 ment PT 7 4 LINES C p seen 4 oo 0 enr sims LINE3 V SW IN R ob LINE3 L AUDIO Lol LINE3 R AUDIO 111 AUDIO INS GND Al AUDIO IN3 R L3904 0 04802 PT pT Bic B T oe um c e l 55 13905 0 091 1 gir 1 gro 7 4 na o s TO REAR JACK 6 4 C B A P3504 P3903 DS 9 ECC 9 0 RGB2_L_AUDIO a 2 RGB AUDIO IN2 80828 AUDIO 4 nes D4803 04804 4 a 1 4 LA L3907 0 PT PT Dm A es ca m 13908 0 66 PT 43LC14 PT 50LC14 PT 60LC14 NOTE For placing a purchase order of the parts NOTE be sure to use the part number listed in the parts list FOR SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES Do not use the part number on this diagram REFER TO BEGINNING OF SCHEMATIC SECTION NOTE PARTS MARKED PT ARE NOT USED PT a a aa aaa aaa 1 1 1 1 1 1 po A PT P459 1 K2HC103A0017 1 SW INL SW_OUT_L 6 7 1 HP INL 6 i AMP_GND L AP ed sa 5 2 HEADPHONE 1 FAT SW IN R aT al a fa 3
42. Lamp is cooled off and try to turn the power back on If same error LED The Lamp is defective crack indication continues remove the Lamp and visually inspect it If it is cracked it must be The Lamp voltage becomes more over 130V or less replaced If the Lamp is not cracked replace the Ballast C B A than 30V If still N lace the Main C B A The Ballast C B A is defective The Main C B A is defective 6 The Lamp is defective short of the Lamp Replace the Lamp 7 Thermal fuse F1302 117 C 243 F on the Ballast Replace the Ballast C B A C B A is open due to abnormal temperature rise 8 The Ballast C B A is defective If the Lamp does not light up after attempting turning on the power 2 or 3 times replace the Ballast C B A 30V line on the Main C B A error 1 Replace the Power C B A 2 If still NG replace the Main C B A 3 If still NG replace the Tuner C B A 9V line on the Main C B A error 1 Replace the Power C B A 2 If still NG replace the Main C B A 3 If still NG replace the Rear Jack C B A 4 If still NG replace the Projection Unit ao KE 10 5V line on the Main C B A error 1 Replace the Power C B A 2 If still NG replace the Main C B A 3 If still NG replace the Rear Jack C B A 4 If still NG replace the Tuner C B A 5 If still NG replace the Projection Unit 3 3V line on the Main C B A error 1 Replace the Power C B A 2 If s
43. MAIN C B A MAIN C B A B C POWER C B A BALLAST C B A NR FRONT JACK C B A REAR JACK C B A TUNER C B A AUDIO AMP C B A OPERATION C B A NETWORK C B A COVER SWITCH C B A THERMISTOR 1 C B A 13 3 3 TV STAND TY 60LC14C Part No Part Name amp Description LSGP0424 LSQT0843 A LSXA0613 LSMA0774 LSHD0090 XSN5 20 SHELF PANEL INSTRUCTION BOOK SHELF ANGLE SIDE CONNECTING ANGLE SCREW STEEL SCREW STEEL N 13 3 4 LAMP UNIT Part No Part Name amp Description Remarks TY LA1000 LAMP UNIT 5 NOTE NOTE The Lamp Unit TY LA1000 is not supplied as a replacement part It is sold separately To purchase a replacement call the Panasonic accessory department a jw jaja ja LSEP3137A THERMISTOR 2 C B A 92 13 4 ELECTRICAL REPLACEMENT PARTS LIST COMPARISON CHART OF MODELS amp MARKS MODEL MARK A B PT 43LC 14 PT 50LC14 PT 60LC14 Definition of Parts supplier 1 Parts with mark MKE in the Remarks column are supplied from MKE 2 Parts without mark in the Remarks column are supplied from MKA Part No PT 43LC14 PT 50LC14 PT 60LC14 Part N
44. Pins P3403 3404 L L 14 Pins 14 Pins REAR JACK C B A AUDIO AMP C B A NETWORK C B A P4501 P4503 P2901 2 Pins SPEAKER Rins WOOFER P4505 6 Pins 2 Pins TI 894 TWEETER B TUNER P7002 8 Pins ON 5 amp I I gt x x I I amp I I I I I x T 2 Pins SPEAKER 5 LS 65 5 9 5 55 5 5 5 5 5 5 5 5 9 L CH 2 a od WOOFER amp fin fs 2 uox Z u b b SE o 2 8z OZ 5 8z amp z Qo Q 22 Z z z o o o Mr ao ao Z EN co ao ao c a o SPEAKER 22206 e 3826 me S gt 28225 335 8 6 6 6 e e 6 9 6 6 a se INTERCONNECTION SCHEMATIC DIAGRAM PT 43LC14 PT 50LC14 PT 60LC14 68 10 3 FRONT JACK SCHEMATIC DIAGRAM FRONT JACK SCHEMATIC DIAGRAM mm VIDEO SIGNAL MAIN SUB SUB VIDEO SIGNAL AUDIO SIGNAL JK4801 K1U412A00006 9 REAR JACK C B A P3502 P3902 S VIDEO IN3 L3 CPS NOSIG L L3 SIN L LINE3 Y LINE3 C oo VIDEO INS LINE3 V e LINE3 L AUDIO O7 LINE3 R AUDIO 4 AUDIO IN3 L AUDIO IN3 R 0480 pr TO REAR JACK EE Paste P3903 ru i RGB2 L A
45. V to 50 V Div Frequency Range DC to 50 MHz Probes 10 1 1 1 2 NTSC Video Pattern Generator 3 Plastic Tip Driver and Non Metal Driver 4 MTS SAP Signal Generator TV Multi Channel Sound Modulator U S A 48 HOW TO READ THE ADJUSTMENT PROCEDURES Connecting Point Test Point of Oscilloscope Supply NTSC COLOR BAR SIGNAL to the Video Input Connector Adjustment component INPUT TP3602 83662 Video input Connector TP3603 NTSC Color Bar Signal EQUIPMENT SPECIFICATION Oscilloscope A 0 2 V 0 06 V DC NTSC Video Pattern Specification for Adjustment Generator Equipment required for adjustment Fig E2 1 CH1 CH2 CH1 TP3603 CH2 TP3602 2 v 10 js 1 O Connecting Point 2 Volts DIV CH1 Volts DIV CH2 2 Connecting Point 5 Time DIV Trigger Channel of the Scope 1 CH1 2 CH2 Fig E2 2 75 96 White 100 White 75 96 Color Bar Signal Standard Fig E2 3 49 PT 43LC14 PT 50LC14 PT 60LC14 SEPARATION ADJUSTMENT VR ADJUSTMENT Purpose To separate the L and R Channels of Stereo Signal Symptom of Misadjustment The L and R Channels of Stereo Signal will not be separated properly resultin in no stereophonic effect TP7501 R7514 RF Input Terminal MTS ONLY L CH 300 Hz 5 Hz 30 Modulating SPE
46. are integrated circuits and some field effect transistorsandsemiconductor chip components The following techniques should be used to help reduce the incidence of component damage caused by electro static discharge ESD 1 Immediately before handling semiconductor component or semiconductor equipped assembly drain off any ESD on your body by touching a known earth ground Alternatively obtain and wear a commercially available discharging ESD wrist strap whichshouldbe removed for 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 tip soldering iron to solder or unsolder ES devices 4 Use only an antistatic solder removal device Some solder removal devices not classified as antistatic ESD protected can generate electrical charge sufficient to damage ES devices 5 Do not use freon propelled chemicals These can generate electrical charges sufficient to damage ES devices 6 Do not remove a replacement ES device from its protective package until immediately before you are ready to install it Most replacement ES devices are packaged with leads electrically shorted together by conductive foam aluminum foil or comparableconductivematerial 7 Immediately before removing the prot
47. identified by the sign A have special characteristics important for safety When replacing any of these components use only the specified parts 3 SPECIAL NOTE All integrated circuits and many other semiconductor devices are electrostatically sensitive and therefore require the special handling techniques described under the ELECTROSTATICALLY SENSITIVE ES DEVICES section of this service manual 4 Parts with no Ref No in EXPLODED VIEWS are not supplied And some Ref No will be skipped Be sure to make your orders of replacement parts according to the parts list 5 Parts different in shape or size may be used However only interchangeable parts will be supplied as service replacement parts 6 Definition of Parts supplier a Parts with mark MKE in the Remarks column are supplied from MKE b Parts without mark in the Remarks column are supplied from MKA 7 numbers with capital letter E Example E10 E20 in the Ref No column are shown in the exploded views 8 Parts whose Ref Nos are the same are interchangeable as replacement parts Any of these parts may be ordered and used as a replacement part 13 1 2 Main Parts Replacement Notes 1 Section No of parts shown in Exploded Views are indicated in the Remarks column 2 Abbreviation RTL Retention Time Limited This indicates that the retention time is limited for this item After the discontinuation of this item in production it will n
48. the remote Service Mode 1 3 for more than 5 seconds in power off condition Current Lamp elapsed time The number of Lamp ON For reference only 4 Power ON BKSV number read out SERVICE MODE 173 Service Mode 2 3 LAMP OPERATION TIME Key detection check re mir Communication check for IIC bus and serial bus on the LOR CONE Main C B A Total Lamp elapsed time Communication check for IIC bus on the Main C B A lt Service Mode 1 3 gt EEPROM IC6006 version and build version For reference only CH DOWN key CH UP key EEPROM IC6306 version and build version For reference only C6003 software version and build version For reference only SERTICROMODE 273 1 6302 software version and build version For reference only Service Mode 3 3 NNNM 1 6003 Port information 810 00 908 106302 Port information jen or Note lt Service Mode 2 3 gt CH DOWN CH UP ke IC6003 Main Microcontroller on the Main C B A di 6302 Sub Microcontroller on the Main C B A SERVICE MODE P6 00000011 3 3 lt Service Mode 3 3 gt CH DOWN key Exit Power OFF When turning the power on again after once turning off wait for approx 10 seconds Or the unit can not be released from Service Mode Fig 1 1 BEFORE REMOVING THE MAIN C B A OR THE TV TUNER UNIT FROM THE UNIT AT THE USER S LOCATION Note The TV Tuner Unit includes t
49. there is no dust on the Top Duct 3 Unit If there is dust clean the Top Duct 3 Unit with a brush etc Otherwise dust may adhere to the inside of the screen 3 Remove the Lamp from the Projection Unit by loosening the Screw Projection Unit Fig D2 3 Replacement Note of Projection Unit Ref No 21 These parts will be necessary when replacing the Projection Unit Ref No 21 Set aside and keep and re use Fan 3 Unit Top Duct 3 Unit 27 PT 43LC14 PT 50LC14 PT 60LC14 REMOVAL OF THE TUNER C B A THE MAIN C B A THE REAR JACK C B A THE AUDIO AMP C B A THE POWER C B A FROM THE TV TUNER UNIT CAUTION 1 Be sure to make a note of the CURRENT LAMP value value A in Service Mode 1 3 LAMP OPERATION TIME is stored in EEPROM on the Main C B A Therefore before removing the Main C B A or the TV Tuner Unit at the user s location make a note of the CURRENT LAMP value value A in Service Mode 1 3 Then after installing the new Main C B A or the TV Tuner Unit at the user s location set the CURRENT LAMP value to the original value value A in Service Mode Otherwise OSD and LED Lamp replacement indications will be displayed at the wrong time Note In case it is impossible to make a note of the CURRENT LAMP value because of a defective Main C B A ask the customer their daily average use and the approximate age of the current Lamp Then calculate the CURRENT LAMP value as follows and make a note
50. 0 ERJ6GEYJ103V CHIP 1 10W 10K ERJ6GEYJ103V Part No CHIP 1 10W 10K PIN HEADERS Part Name amp Description LSJA0527 Part No CONNECTOR CABLE W PLUG SWITCHES Part Name amp Description EVQ11G05R SWITCH PUSH EVQ11G05R SWITCH PUSH EVQ11G05R SWITCH PUSH EVQ11G05R SWITCH PUSH EVQ11G05R SWITCH PUSH EVQ11G05R Part No SWITCH PUSH 13 4 5 NETWORK C B A CAPACITORS Part Name amp Description F2JIJ3R3A003 Part No ELECTROLYTIC 63V 3 3UF PIN HEADERS Part Name amp Description K1KA02A00229 CONNECTOR 2P K1KA02A00188 CONNECTOR 2P K1KA02A00008 Part No CONNECTOR 2P 13 4 6 COVER SWITCH C B A PIN HEADERS Part Name amp Description LSJA0476 Part No CONNECTOR CABLE W PLUG SWITCHES Part Name amp Description K0L1BA000070 Part No SWITCH PUSH 13 4 7 THERMISTOR 1 C B A RESISTORS Part Name amp Description D4CA35030002 Part No THERMISTOR PIN HEADERS Part Name amp Description K1KA02A00229 Part No CONNECTOR 2P 13 4 8 THERMISTOR 2 C B A RESISTORS Part Name amp Description D4CE31330001 Part No THERMISTOR PIN HEADERS Part Name amp Description K1KA02A00100 Part No CONNECTOR 2P MISCELLANEOUS Part Name amp Description LSJA0533
51. 0LC14 not exceed 1 2 mA In case a measurement is outside of the limits specified there is a possibility of shock hazard and thereceivershouldbe repaired and rechecked before it is returned to the customer Hot Check Circuit AC VOLTMETER Qa 0 15 pF TO APPLIANCES dt EARTH GROUND 1 5 KQ 10 W Figure 1 1 4 UV PRECAUTION 1 Be sure to disconnect the AC Plug when replacing the lamp 2 Since the lamp reaches a very high temperature during its operation wait until it has completely cooled off when replacing the Lamp Unit 3 The lamp emits small amounts of UV Radiation Avoid direct eye contact by covering the Lamp and wearing the UV cut protective glass 4 The high pressure lamp involves a risk of explosion Figure 2 This product has a High Intensity Discharge HID lamp that contains a small amount of mercury It also contains lead in some components Disposal of these materials may be regulated in your community due to environmental considerations For disposal or recycling information please contact your local authorities or the Electronics Industries Alliance lt http www eiae org gt 2 PREVENTION OF ELECTROSTATIC DISCHARGE ESD TO ELECTROSTATICALLY SENSITIVE ES DEVICES Some semiconductor solid state devices can be damaged easily by static electricity Such components commonly are called Electrostatically Sensitive ES Devices Examples of typical ES devices
52. 1 5 5501 5 05510 05511 05515 H P3901 7 P5501 7 RGB gt s 839019 5 9 CONVERT i 0551305514 0557 1 5505 1C5502 i Raps pn OR GATE INVERTER 105105 SW ji i 866718 i f 5509 i 05518 05520 25 L i 02 DELAY 1 tage 4 eRGB1 H RGB2 L FROM 106003122 FROM 16003 11 gt 105803 HDMI INTERFACE 1 JK5801 HDMI Y DATA BBIT XOR MODE COLOR RANGE SCALING TMDS DATA vas ER coNTROL gt TMDS DATATC COLOR SPACE CONVERSION UV HDMI UV DATA 8BIT DATA2 DECODER UP DOWN CONVERSION ry HDMI IN TMDS DATA2 TMDS CLOCK CLOCK 12C SERIAL CLOCK 12C SERIAL DATA HDMI CLOCK 76MHz 1C5802 EEPROM 12C SERIAL CLOCK 6 SERIAL DATA 5 12C SERIAL CLOCK SERIAL DATA 59 AUDIO DATA DECODER 15804 OP AMP 3 1 39 HDMI AUDIO R MAIN CLOCK GENERATOR INTERFACE DIA TO AUDIO BLOCK DIAGRAM 7 AUDIO L VIDEO SIGNAL PATH I BLOCK DIAGRAM 1 2 PT 43LC14 PT 50LC14 PT 60LC14 lt CARD Y PB PR SIGNAL 1C5301 VIDEO SIGNAL PROCESS lt FOR SCALER 720p COVERTER gt DATA BUS 32BIT INTERFACE INTERF
53. 1 65 69 73 82 P2002 22 P2002 23 P2002 24 P2002 25 P2002 26 P2002 27 P2002 28 P2002 29 P2002 30 P2002 31 P2002 32 P2002 33 P2002 34 P2002 35 P2002 36 43 3V VCC D 50 35V 5 REG 6 19 18 39 43 42 41 LEVEL SHIFTER 83V 15 5V SERIAL INTERFACE SCALE V REF H 7 5V CONTROL V REF H 7V V REF L 7V SCALE CONTROL V REF L 35V D A GONVERTER LCDCOM P2003 1 P2003 2 P2003 3 P2003 4 P2003 5 P2003 6 TP2003 IC2003 PIN52 LINE 1C2003 SAMPLING HOLD TP2006 D20 E19 E20 F19 F20 B DATA 10BIT D A INVERTER ON OFF 62 54 56 58 60 82 es RD CONVERTER SW 846668707274 8 XFR B CONTROL P2003 20 LOGIC amp DAC LATCH P2003 21 P2003 22 P2003 23 P2003 24 P2003 25 P2003 26 P2003 27 P2003 28 P2003 29 P2003 30 P2003 31 P2003 32 P2003 33 P2003 34 P2003 35 P2003 36 STSQO 8 69 VCC A 15265357 61 65 69 73 87 VCC D 150 FROM 1C2304 52 gt RESET L RESET L 19 18 39 43 42 1 40 28 FROM 1C2304 57 gt CORRECT 2 CORRECT LEVEL SHIFTER 83V 15 5V SERIAL INTERFACE V REF H 7 5V SCALE CONTROL V REF H 7V V REF L 7V SCALE CONTROL
54. 109 14 2106 14 bLOTEr ld YOL M TNR R AUDIO 7 4 1 1 U7101 ENFeanaGr i MAIN TUNER L SUB_ _ a EE 3 2 5 a E o 8 5 gt 6 a Q x lt a zi m x lt o o o o o o o a amp 2 Eoo a o0 o o o o o o a amp Zq a T e e e hy gt Zq e 2 e e Omm OO 9 06 0 C0 020 650 00 60 8 02 8 60 0 2 3 R7106 WW 2 7001 LA 67101 7001 2200P KB ol a 2200P KB 2 z el 2 ESD GND nu ESTREST STE STEBT BT C7002 e 67102 gt 1000 6 3V 1000 6 3V 2 C7106 Br 4 532 PT 5 532 t er C7007 2 C7107 I e a I e PT o PT C7008 C7108 it 4 1 M 8 8 Bk M esses 87006 lt 3 MW 4 5 3 PT 5 51 c amp TP700t WA10 WA10 5 REAL JACK C B A P3501 P7002 M_TNR_VIDEO 1 M_TNR_L_ AUDIO CEE S_TNR_VIDEO 97514 SEPARATION m R7517 AW e wWw 50KB 33K m 515 R7512 R7516 PT PT PT 50KB Fe TP7501 WA1Q Sl
55. 14 NOTE For placing a purchase order of the parts NOTE be sure to use the part number listed in the parts list FOR SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES Do not use the part number on this diagram REFER TO BEGINNING OF SCHEMATIC SECTION NOTE PARTS MARKED PT ARE NOT USED R4541 04506 eM PT 25 710 85 645 PT100 6 3V PT 100 6 3V 5 8 825 POWER_G 6 4502 PT 04507 PT 2SD601A 04508 PRE_G PT2SD601A R4517 PT 47K 64533 4 PT alo ele bse 2 qun 03 03 BFS Q J4501 9 a est R4544 H C4510 150 01 W 1 I xi i R4508 Bok STE o o 33K C4506 He R4509 aie 33K C4507 0 047 KB 33V 5 Q La gt 8 2 218 Boo 8 5 2 9151518 D B35 ess 5 5 5 5 5 plez Sas Sas 5 RTE 2 e 6 9 PT 43LC14 PT 50LC14 PT 60LC14 10 6 TUNER SCHEMATIC DIAGRAM TUNER SCHEMATIC DIAGRAM NOTE For placing a purchase order of t be sure to use the part number li Do not use the part number on tl AUDIO SIC 770011 15 0468 VIDEO SIGNAL MAIN SUB 72
56. 4 PT 50LC14 PT 60LC14 a Mechanical Picture Position Adjustment Tilt b Focus Adjustment 1 Loosen the 4 Screws on the Projection Unit 1 Confirm that each of the pixels in the nine portions is clearly visible Projection Lens Focus Screen 2 If not loosen the Knob on the Projection Lens until the Knob can be moved Front View Fig M1 5 T PT 60LC14 2 Adjust the Projection Lens by twisting so that the long CAUTION line g and the long line h are within 4 dots The long Do not turn the screw line g and the long line h will be almost aligned and nut horizontally vui re erm Front View Fig M1 6 3 Adjust the Knob by moving up or down so that each of the pixels in the nine portions is clearly visible to obtain the best focus Note 4 Tighten the Knob If the Projection Lens is twisted left the Focus Screen twists left Note If the Projection Lens is twisted right the Focus Screen Focus Adjustment is not normally necessary Perform this twists right adjustment only if necessary 3 Tighten the 4 Screws while fixing the Projection Lens 46 c Electrical Picture Position Adjustment 1 D 3 Adjust OPT HPOSI so that C is symmetrical to D by pressing the VOLUME UP DOWN key on the remote to change the value Press the CH UP DOWN key on the remote to return to the OTHER menu Select OPT VPOSI by pressing CH UP DOWN key on the
57. 6GEYJ103V MGF CHIP 1 10W 10K R4504 ERX1SJ4R7P METAL OXIDE 1W 4 7 R4505 ERX1SJ4R7P METAL OXIDE 1W 4 7 R4506 ERJ6GEYJ153V MGF CHIP 1 10W 15K R4507 ERJ6GEYJ153V MGF CHIP 1 10W 15K 94 ECEA1CKN100 ELECTROLYTIC 16V ECEA1LEKA4R7 Part No ELECTROLYTIC 25V PIN HEADERS Part Name amp Description Remarks K1KA03A00008 CONNECTOR 3P K1KA04A00192 CONNECTOR 2P LSJA0473 Part No CONNECTOR CABLE W PLUG RELAY Part Name amp Description Remarks K6B2AGA00038 Part No RELAY MISCELLANEOUS Part Name amp Description Remarks TMM5439 1 CLAMPER XYN3 K10 SCREW STEEL XTV3410G TAPPING SCREW STEEL VMTS0035 CUSHION RUBBER LSSC0634 Part No HEAT SINK 13 4 4 OPERATION C B A TRANSISTORS Part Name amp Description Remarks 2SB1218A0L TRANSISTOR SI PNP CHIP B1ADCF000063 TRANSISTOR SI PNP CHIP 1 000075 TRANSISTOR SI PNP CHIP 2SB1218A0L TRANSISTOR SI PNP CHIP B1ADCF000063 TRANSISTOR SI PNP CHIP 1 000075 Part No TRANSISTOR SI PNP CHIP DIODES Part Name amp Description Remarks B3AGA0000072 LIGHT EMITTING DIODE GREEN Part No RESISTORS Part Name amp Description ERJ6GEYJ103V CHIP 1 10W 10K ERJ6GEYJ103V CHIP 1 10W 10K ERJ6GEYJ181V CHIP 1 10W 180 ERJ6GEYJ101V CHIP 1 10W 10
58. 76MH2 1024 36 46 54 68 CLOCK 76MHz 6 78 93 100 105 114 42 HDMI CLOCK 26 197 146 180 201 69 FR CLOCK2 1529 3541 19 55 75 81 lt FOR IP COVERTER MULTI WINDOW 3D Y C SEPARATION ETC gt DATA BUS 32BIT 64M H H MEMORY VIDEO SIGNAL PATH I BLOCK DIAGRAM 2 2 PT 43LC14 PT 50LC14 PT 60LC14 60 VIDEO SIGNAL PATH Il BLOCK DIAGRAM Models PT 43LC14 PT 50LC14 VIDEO SIGNAL MAIN SUB LCD DRIVE C B A LCD R i 12503 LVDS RECEIVER 1C2505 SIGNAL PROCESS FOR LCD PANEL 4155V P2001 1 P2001 2 P2001 3 P2001 4 P2001 5 P2001 6 2001 7 18 2001 19 2001 20 2001 21 2001 22 2001 23 2001 24 2001 25 2001 26 2001 27 2001 28 2001 29 FW TP2001 IC2001 PIN52 LINE 1C2001 SAMPLING HOLD TP2004 R DATA 8BIT DATA 10BIT INVERTER AMP 30 32 35 37 39 52 54 56 58 60 62 LVDS DATA A P2501 14 64 66 68 70 72 74 LVDS DATA A 1P2501 15 LVDS DATA 2501 11 LVDS DATA B P2501 12 LVDS DATA C P2501 8 LVDS DATA C P2501 9 LVDS DATA D P2501 2 LVDS DATA D P2501 3 LVDS CLOCK P2501 5 LVDS CLOCK P2501 6 08088 8177 SIH CLOCK R 2 XFR R vt STSQO R NON UNIFORMITY COLOR COMPENSATION 07 GAMMA CORRECT
59. 804 D803 806 1 H i P2902 1 2 1 1 rook STBY 9V l IC2905 P2902 2 n T 1 P2902 3 LT i eee SPEED CONTROL 1 1 H 1 i lt 1C2503 7 gt i ao OH H i 1 i FROM 1C2304 53 gt i 1 162903 i i i PM i DRIVE TP2908 2912 M P1006 1 1 8 75V 1 P1006 2 gt REG G P2903 1 i Ji i P2903 2 i i 6 P2903 3 o 2 SPEED CONTROL i BALEAST CBA Lon n na cun quium eee LCE i FROM IC2304 28 gt THERMALFUSEUNIT j i 1 o FAN2 OH H i FOOT FROM 1C2304 55 i i 115 C VOLTAGE MULTIPLYING 12904 j i Ft301 R i FANS DRIVE TP2909 2913 5A 250v 11301 A i FAN i 1 1 i 7 751 i i NOISE 1 i Ort RS PO P2904 2 P1302 REDUCTION 01304 l P805 2 P1303 i WE 2 43 i EL mimi i i Lee FANS SPEED CONTROL i i 1 HSE i 01306 gt 0130 FROM 1C2304 0 i i l i i i o FANS ON B i t FROM 1 2304 73 i 1 4 e TP1302 i i i i 1 0197 lt 01309 1 i i i ES E 11111 __ i i i VN i i LI i i i F1302 i 5V i THERMAL FUSE 117 043 po 43 3V i WE
60. 904 fans 5 DRIVE 4 gt 2504 1 ON H 9 n E X FAN1 SPEED CONTROL 6 TE i m COVERSWITCHCBA ____ X6302 i 1 H seb 8 MHz OSC2 RESET L C 2 1C2503 DM Y Susi 080 AS 3v LINE DETECT FAN SPEED OP AMP uem COVER SW 26801 NORMAL H ABNORMAL L 7w LVDS DATA 7 P5302 14 2501 14 10 LVDS DATA A NORMAL H CONTROL 32 768kHz Xo 45V LINE DETECT LVDS DATA A 1 P5302 15 2501 15 8 LVDS DATA SPEED 1 2502 1 P2912 1 056 X NORMAL HABNORMAL L T LVDS DATA 0 5202 11 P2501 11 2 LVDS DATA B CONTROL P2502 2 P29122 6301 46V LINE DETECT LVDS DATA B 4 gt P5302 12 P2501 12 11 LVDS DATA B TT aes J REMOTE IRDATA NORMAL H ABNORMAL L LVDS DATA C H P5302 8 P2501 8 5 LVDS DATA i SENSOR 430V LINE DETECT LVDS DATA 2 P5302 9 P2501 9 5 LVDS DATA aaa eee eee e NORMAL H ABNORMAL L T LVDS DATA 2 P6302 2 2501 2 0 LVDS DATA D THERMISTOR1CBA ____ i 5V LINE DETECT LVDS DATA G9 9 P5302 3 P2501 3 i LVDS DATA D ij R2811 1 OPERATION C B A i NORMAL H ABNORMAL L LVDS CLOCK G9 5302 5 P2501 5 18 LVDS CLOCK ij TEMPERATURE i i 06303 TEMP 49V LINE DETECT A LVDS CLOCK 00 P5302 6 2501 6 7 LVDS CLOCK 1 SENSOR i i d Ps NORMAL H ABNORMAL L To ed Ze TEMP LED
61. ACE ARIE ie MEMORY 40580 DATA 3 4 OSDDATA2 FROM 45 80 DATA 1 SYSTEM CONTROL 050 BLOCK DIAGRAM 050 BLANKING YUV DATA 10817 MAIN SIGNAL PATH 165705 LVDS TRANSMITTER L V SYNC CARD L 5 FOR MAIN SIGNAL FROM 106003 79 CLOCK R DATA 8 aon 0 s IP CONVERTER am x m P5302 14 LVDS DATA A CARD YUV DATA BBIT PICTURE CONTROL G DATA 8BIT D D CONVERTER 4 P5302 15 LVDS DATA FROM CARD CARD V SYNG gt MULTI WINDOW 76 2 gt 76MHz PARALLEL P5302 11 LVDS DATAB SIGNAL PROCESS GARD H SYNG d PICT RE B DATA 6BIT TO LVDS SERIAL P530212 LVDS DATA B BLOCK DIAGRAM CLOCK CONVERTER P5302 8 LVDS DATA C SIGNAL PATH ki SUB SIGNAL PATH SPLIT SCREEN lt P5302 9 LVDS DATA BLOCK DIAGRAM SEARCH P5302 2 LVDS DATA D gt DATA 8 gt P5302 3 LVDS DATA 0 ee ry SCALER 720p CONVERTER 8BIT gt P5302 6 LVDS CLOCK CLOCK
62. ARTON BOX BOTTOM 7 103 LSPNO476 CUSHION TOP LEFT STYROFORM 7 A 103 LSPNO496 CUSHION TOP LEFT STYROFORM 7 B 103 LSPNO418 CUSHION TOP LEFT STYROFORM 7 104 LSPNO477 CUSHION TOP RIGHT STYROFORM 7 A 104 LSPNO497 CUSHION TOP RIGHT STYROFORM 7 B 91 PT 43LC14 PT 50LC14 PT 60LC14 Part No Remarks Part Name amp Description 13 3 OPTIONAL ACCESSORY REPLACEMENT PARTS LIST Definition of Parts supplier LSPNO419 CUSHION TOP RIGHT STYROFORM CUSHION BOTTOM LEFT STYROFORM A CUSHION BOTTOM LEFT STYROFORM B CUSHION BOTTOM LEFT STYROFORM CUSHION RIGHT STYROFORM CUSHION RIGHT STYROFORM CUSHION RIGHT STYROFORM INSIDE CARTON A INSIDE CARTON B INSIDE CARTON BAG POLYETHYLENE A BAG POLYETHYLENE B C INFRARED REMOTE CONTROL UNIT VGA CABLE W PLUG FAN BAG FRONT CUSHION B THERMAL FUSE UNIT LSPNO478 LSPN0498 1 All parts are supplied from MKA 13 3 1 TV STAND TY 43LC14C Part No LSPNO420 LSPNO479 BOTTOM Part Name amp Description LSPNO499 BOTTOM LSGP0420 LSGP0421 LSGP0364 LSQT0841 A LSXA0535 LSXA0536 LSMA0701 XTV4 25AK LSHD0090 SIDE PANEL L SIDE PANEL R SHELF PANEL INSTRUCTION BOOK SHELF ANGLE SIDE SHELF ANGLE CENTER CONNECTING ANGLE TAPPING SCREW STEEL SCREW STEEL LSPNO421 BOTTOM LSPG1742 LSPG1549 LSPG1604 LSPF0054 LSPF0111
63. Amp C B A can be removed from the TV Tuner Unit at any time Audio Amp C B A Fig D3 5 31 PT 43LC14 PT 50LC14 PT 60LC14 1 Disconnect Connector P1006 and release from the clamper 2 Remove the Main P C B Frame by removing the 6 Screws 402 and remove the Fan 4 by removing the 2 Screws 435 3 Remove the Power C B A by removing the 5 Screws 411 4 Disconnect Connector P804 AC Cord and release from the clamper Main P C B Frame AC Cord AZ 78 IIS LWA Fig D3 6 Reassembly Note for Fan 4 Install the Fan 4 with the 2 Screws 435 so that the name plate manufacture s name etc face out visible from the outside Note After servicing the Power C B A be sure to connect the Connector P1006 on the Power C B A to install the Fan 4 32 PT 43LC14 PT 50LC14 PT 60LC14 REMOVAL OF THE SCREEN UNIT AND THE SPEAKER FROM THE DISPLAY 1 1 Remove the Front Cover Unit from the 8 latches 2 Remove the Optical Cover by removing the 2 Screws 454 3 Remove the 2 Screws 401 from front side Optical Cover Front Cover Unit Fig D4 1 2 PT 43LC14 PT 50LC14 Remove the Rear Cover by removing the 18 Screws 401 refer to Fig D1 1 1 PT 60LC14 Remove the Rear Cover by removing the 20 Screws 401 464 refer to Fig D1 1 2 33 PT 60LC14 PT 43LC14 PT 50LC14
64. CIFICATION EQUIPMENT Oscilloscope MTS SAP Signal Generator Plastic Tip Driver Refer to Description below Note TP7501 R7514 Tuner C B A 1 Connect the MTS SAP Signal Generator to the RF Input Terminal Then set the MTS SAP Signal Generator as follows MTS ONLY L CH 300 Hz 5 Hz 30 Modulating 2 Set to TV mode by pressing TV VIDEO key the remote and then set to STEREO audio mode by pressing SAP key on the remote 3 Connect the Oscilloscope to TP7501 on the Tuner C B A 4 Adjust R7514 SEPARATION on the Tuner C B A so that the signal level is minimum PT 43LC14 PT 50LC14 PT 60LC14 TEST POINTS AND CONTROL LOCATION Tuner C B A SEPARATION R7514 D TP7501 Component Side Test Point Information Test Point with a Test Pin Test Point with a jumper wire across a hole in the P C B O Test Point with no Test Pin Test Point with a Hook 50 8 TROUBLESHOOTING HINTS FOR BLOCK LEVEL REPAIR MAIN PARTS LOCATION lt Front View gt Network Front Cover Unit Projection Unit Front Jack C B 2 Main C B A Rear Jack C B A TV Tuner Unit 51 PT 43LC14 PT 50LC14 PT 60LC14 ERROR INDICATION INFORMATION Each LED indication facilitates finding the cause of the error When an error is detected the Lamp comes off and the LED o
65. DELS amp MARKS MODEL MARK A B PT 43LC 14 PT 50LC14 PT 60LC14 Definition of Parts supplier 1 Parts with mark MKE in the Remarks column are supplied from MKE 2 Parts without mark in the Remarks column are supplied from MKA MECHANICAL REPLACEMENT PARTS Ref Part No Part Name amp Description Remarks No 1 LSYK1384 BASE BODY UNIT A B 2 1 LSYK1406 BASE BODY UNIT 2 2 LSXY0507 EXAUST FAN UNIT 5 3 LSXA0531 TOP DUCT 3 UNIT 5 4 LSQL1662 CAUTION LABEL 1 5 LSGL0390 INFRARED PIECE 2 6 LSMA0688 LAMP COVER FIX PLATE STEEL 2 7 LSMA0697 DISPLAY SUPPORT PLATE R STEEL 2 8 LSMA0696 DISPLAY SUPPORT PLATE L STEEL 2 9 LSYK1382 FRONT COVER UNIT 1 10 LSKG0043 FRONT SIDE COVER L 2 11 LSYY0147 SD DOOR UNIT 1 12 LSKF0573 OPTICAL COVER 1 13 LSYK1383 LAMP COVER UNIT 2 14 LSJA0467 20PIN CABLE 1 15 LSSC0648 GROUNDING PLATE A STEEL 1 16 LSMA0686 REAR SUPORT PLATE STEEL 1 17 LSGV0086 REAR COVER 1 18 STL450 3 1BK CLAMPER 1 19 SLCSE2 500 3 CLAMPER 1 20 LSXA0478 CLAMPER UNIT 1 21 LSXA0571 HB PROJECTION UNIT A 5 RTL MKE 21 LSXA0572 HB PROJECTION UNIT B 5 RTL MKE 21 LSXA0573 HB PROJECTION UNIT C 5 RTL MKE 22 LSYK1378 SCREEN UNIT A 3 4 22 LSYK1403 SCREEN UNIT B 3 4 22 LSYK1405 SCREEN UNIT C 3 4 23 TMM14414 STRIKE 1 24 FBL12G12L2CS FAN3 5 25 LSXY0618 TV TUNER UN
66. DIAGRAM AND PARTS LIST FOR PROPER PARTS CONTENT LSJB3092 NOTE FOR SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES REFER TO BEGINNING OF SCHEMATIC SECTION 76 THERMISTOR 1 C B A LSEP3136A1 NOTE CIRCUIT BOARD LAYOUT INCLUDES COMPONENTS WHICH ARE NOT USED PLEASE REFER TO THE SCHEMATIC DIAGRAM AND PARTS LIST FOR PROPER PARTS CONTENT IMPORTANT SAFETY NOTICE COMPONENTS IDENTIFIED BY THE SIGN N HAVE SPECIAL CHARACTERISTICS IMPORTANT FOR SAFETY WHEN REPLACING ANY OF THESE COMPONENTS USE ONLY THE SPECIFIED PARTS LSJB3136 THERMISTOR 2 C B A LSEP3137A NOTE CIRCUIT BOARD LAYOUT INCLUDES COMPONENTS WHICH ARE NOT USED PLEASE REFER TO THE SCHEMATIC DIAGRAM AND PARTS LIST FOR PROPER PARTS CONTENT IMPORTANT SAFETY NOTICE COMPONENTS IDENTIFIED BY THE SIGN HAVE SPECIAL CHARACTERISTICS IMPORTANT FOR SAFETY WHEN REPLACING ANY OF THESE COMPONENTS USE ONLY THE SPECIFIED PARTS LSJB3137 COVER SWITCH C B A LSEP3098A NOTE CIRCUIT BOARD LAYOUT INCLUDES COMPONENTS WHICH ARE NOT USED PLEASE REFER TO THE SCHEMATIC DIAGRAM AND PARTS LIST FOR PROPER PARTS CONTENT AUDIO AMP C B A LSEP3092A LSJB3098 THERMISTOR 1 C B A LSEP3136A1 THERMISTOR 2 C B A LSEP3137A COVER SWITCH C B A LSEP3098A PT 43LC14 PT 50LC14 PT 60LC14 11 3 TUNER C B A TUNER C B A LSEP3133A NOTE FOR SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES REFER TO BEGINNING OF SCHEMATIC SECTION NOTE CIRCUIT BOARD
67. E SPECIFIED PARTS IMPORTANT SAFETY NOTICE Q TV AND TUNER SECTION PT 43LC14 PT 50LC14 PT 60LC14 12 7 PACKING PARTS AND ACCESSORIES SECTION PACKING PARTS AND ACCESSORIES SECTION COMPARISON CHART OF MODELS amp MARKS MODEL MARK PT 43LC14 A PT 50LC14 B PT 60LC 14 C not supplied NOTE 1 NOTE 1 The Infrared Remote Control Unit Ref No 109 replacement part is available as a complete assembly unit only Do not try to disassemble the Infrared Remote Control Unit 87 12 8 OPTIONAL ACCESSORY SECTION Model TY 43LC14C TV STAND SECTION TY 43LC14C not supplied gt gt a 88 PT 43LC14 PT 50LC14 PT 60LC14 Models TY 50LC14C TY 60LC14C Q TV STAND SECTION TY 50LC14C TY 60LC14C not supplied 89 PT 43LC14 PT 50LC14 PT 60LC14 13 REPLACEMENT PARTS LIST BEFORE REPLACING PARTS READ THE FOLLOWING 13 1 13 1 1 1 Use only original replacement parts REPLACEMENT NOTES General Notes To maintain original function and reliability of repaired units use only original replacement parts which are listed with their part numbers in the parts list 2 IMPORTANT SAFETY NOTICE Components
68. HIP 1 10W 75 ERJ6GEYJ750V CHIP 1 10W 75 ERJ6GEYJ750V CHIP 1 10W 75 ERJ6GEYJ750V CHIP 1 10W 75 ERJ6GEYJ101V CHIP 1 10W ERJ3GEYOROOV CHIP 1 16W ERJ3GEYOROOV CHIP 1 16W ERJ3GEYOROOV CHIP 1 16W Part No Part Name amp Description Remarks AN5832SA E1V Part No IC LINEAR TRANSISTORS Part Name amp Description Remarks 2SB1218A0L TRANSISTOR SI PNP CHIP 1 000063 TRANSISTOR SI PNP CHIP 1 000075 TRANSISTOR SI PNP CHIP 2SB1218A0L TRANSISTOR SI PNP CHIP BlADCF000063 TRANSISTOR SI PNP CHIP 1 000075 Part No TRANSISTOR SI PNP CHIP RESISTORS Part Name amp Description Remarks ERJ3GEYJ101V MGF CHIP 1 16W 100 ERJ3GEYJ101V MGF CHIP 1 16W 100 ERJ3GEYJ101V MGF CHIP 1 16W 100 ERJ3GEYOROOV MGF CHIP 1 16W 0 ERJ3GEYOROOV MGF CHIP 1 16W 0 ERJ3GEYJ220V MGF CHIP 1 16W 22 ERJ3GEYJ101V MGF CHIP 1 16W ERJ3GEYJ101V MGF CHIP 1 16W ERJ3GEYJ101V MGF CHIP 1 16W ERJ3GEYJ220V MGF CHIP 1 16W ERJ3GEYOROOV MGF CHIP 1 16W ERJ3GEYJ222V MGF CHIP 1 16W ERJ3GEYJ222V MGF CHIP 1 16W ERJ3GEYOROOV MGF CHIP 1 16W ERJ3GEYOROOV MGF CHIP 1 16W ERJ3GEYJ101V MGF CHIP 1 16W ERJ3GEYJ104V MGF CHIP 1 16W ERJ3GEYJ101V MGF CHIP 1 16W E
69. ION WHITE BALANCE CONTROL TIMING GENERATOR FOR PANEL DRIVE D A ON OFF CONVERTER sw CONTROL LOGIC amp DAC LATCH LVDS SERIAL TO TTL PARALLEL CONVERTER VCC A 15 26 53 57 61 65 69 73 82 VCC D 157 G DATA 8BIT 41 43 45 47 49 50 10 A12 810 B12 610 611 DY tt 19 39 3 42 DX 9 ENABLE 4 9 ENABLE 3 19 B DATA 8BIT 13551 15 A16 B14 B16 LEVEL 55 oa ENABLE 2 SHIFTER 21 P2001 30 ENABLE 1 8 3V gt 155V P2001 31 28 P2001 32 P2001 33 P2001 34 P2001 35 P2001 36 CLX CLY ti 14 45 20 SERIAL INTERFACE H SYNC 09 E H SYNC V REF H 7 5V SCALE CONTROL V SYNC 27 02 V SYNC V REF H 7V V REF L 7V SCALE CONTROL 06 EN CLOCK 76 MHz V REF L 5V D A CONVERTER LCDCOM P2002 1 P2002 2 P2002 3 P2002 4 P2002 5 P2002 6 TP2002 IC2002 PIN74 LINE 1C2002 SAMPLING HOLD TP2005 G DATA 10BIT D A INVERTER ON OFF 5254 56 58 6062 Wi15 W19 Y16 Y20 2002 7 18 CONVERTER 64 66 68 70 72 74 S H CLOCK G 0 SW P2002 19 XFR G 3 CONTROL P2002 20 STSQO G P2002 21 1C2502 XFRP amp DAC LATCH VCC A 15 26 53 57 6
70. IP 25V 0 022UF ERJ6GEYJ471V CHIP 1 10W 470 ECEAOJKA101 ELECTROLYTIC 6 3V 100UF ERJ6GEYJ471V CHIP 1 10W 470 ECEA1HKA2R2 ELECTROLYTIC 50V 2 2UF ERJ6GEYOROOV CHIP 1 10W 0 ECEA1CKA100 ELECTROLYTIC 16V 10UF ERJ6GEYJ821V CHIP 1 10W 820 ECJ1VB1C104K C CHIP 16V 0 10 ERJ6GEYJ472V CHIP 1 10W 4 7K ECJIVF1IH103Z C CHIP 50V 0 01UF ERJ6GEYOROOV CHIP 1 10W 0 ECJ1VB1E333K C CHIP 25V 0 033UF ERJ6GEYOROOV CHIP 1 10W ECJ1VB1A224K C CHIP 10V 0 22UF ERJ6GEYOROOV CHIP 1 10W ECEA1HKA2R2 ELECTROLYTIC 50V 2 2UF ECJ1VB1C104K C CHIP 16V 0 10 ECEA1HKAR33 Part No ELECTROLYTIC 50V 0 33UF COILS Part Name amp Description Remarks ERJ6GEYOROOV Part No CHIP 1 10W CAPACITORS Part Name amp Description Remarks ECA1VM102B ELECTROLYTIC 35V 1000UF ECA1VM102B ELECTROLYTIC 35V 1000UF VLQSAB7D100K COIL 10UH 1 100 ELECTROLYTIC 16 10UF VLQSAB7D100K COIL 10UH ECQB1H104KF POLYESTER 50V 0 1UF ELESN101KA Part No COIL 100UH PIN HEADERS Part Name amp Description Remarks LSJA0524 CONNECTOR CABLE W PLUG LSJA0525 Part No CONNECTOR CABLE W PLUG MISCELLANEOUS Part Name amp Description Remarks ECQB1H104KF POLYESTER 50V 0 1UF ECJ2VB1E473K C CHIP 25V 0 047UF ECJ2VB1E473K C CHIP 25V 0 047UF
71. IT A 1 6 RTL 25 LSXY0633 TV TUNER UNIT B C 1 6 RTL 26 LSGV0073 60 REAR COVER 1 31 EASG5PH519A2 TWEETER 3 32 EASG10P581A2 WOOFER 3 33 LSMF0290 SPACER 3 34 LSGQ0088 SPEAKER BOX FRONT 3 35 LSGQ0089 SPEAKER BOX REAR 3 36 TMMJ058 SPEAKER RUBBER 3 38 LSGQ0109 SPACER C 4 39 LSGQ0110 SPACER C 4 40 LSMGO147 STRING FOR SCREEN SPACER B 4 41 LSKG0045 FRONT SIDE COVER R 2 42 LSXU0014 OPERATION BUTTON UNIT 2 44 LSJHO077 SIDE JACK HOLDER A 2 44 LSJHOO066 SIDE JACK HOLDER B C 2 PT 43LC14 PT 50LC14 PT 60LC14 Ref Part No Part Name amp Description Remarks No 51 LSGY0226 ESCUTCHEON A 4 51 LSGY0230 ESCUTCHEON 4 51 LSGY0231 ESCUTCHEON C 4 52 LSGP0410 LENTICULAR SCREEN A 4 52 LSGP0365 LENTICULAR SCREEN B 4 52 LSGP0373 LENTICULAR SCREEN C 4 53 LSGP0411 FRESNEL LENS 4 53 LSGP0431 FRESNEL LENS 4 53 LSGP0374 FRESNEL LENS 4 54 LSXA0567 SCREEN ANGLE H UNIT A 4 54 LSXA0548 SCREEN ANGLE H UNIT B 4 54 LSXA0541 SCREEN PLATE H UNIT C 4 55 LSXA0568 SCREEN ANGLE V UNIT A 4 55 LSXA0549 SCREEN ANGLE V UNIT B 4 55 LSXA0542 SCREEN PLATE V UNIT 4 56 TBM2AA0071 1 BADGE ABS RESIN 4 57 LSGV0085 BACK COVER A 3 57 LSGV0056 BACK COVER 3 57
72. LAYOUT INCLUDES COMPONENTS WHICH ARE NOT USED PLEASE REFER TO THE SCHEMATIC DIAGRAM AND PARTS LIST FOR PROPER PARTS CONTENT M ier e e BI ITITITITITI LSJB3133 TUNER C B A LSEP3133A PT A3LC14 PT 50LC14 PT 60LC14 PT 43LC14 PT 50LC14 PT 60LC14 78 PT 43LC14 PT 50LC14 PT 60LC14 12 EXPLODED VIEWS 12 1 MAIN PARTS SECTION And some Ref No will be skipped Be sure to make your Note Parts with no Ref No in EXPLODED VIEW are not supplied orders of replacement parts according to the parts list MAIN PARTS SECTION y se MARK A B C 7 COMPARISON CHART OF MODELS amp MARKS MODEL PT 43LC14 PT 50LC14 PT 60LC14 gt a 1 E A 2 200 0 99 xX a XJ 9 anm oz 79 PIN 12 2 FRONT AND BASE SECTION FRONT AND BASE SECTION PT 43LC14 PT 50LC14 PT 60LC14 12 3 DISPLAY SECTION Models A B Q 43 50 INCH DISPLAY SECTION COMPAHISON CHART B Model A A B C PT 50LC14 PT 60LC14 OF MODELS amp MARKS PT 43LC14 SES 81 PT 60LC14 PT 43LC14 PT 50LC14 Model C 60 INCH DISPLAY SECTIO
73. LC14 PT 50LC14 PT 60LC14 9 BLOCK DIAGRAMS OVERALL BLOCK DIAGRAM
74. LO M i zl Sw CoNERTER 1C6302 L i SERIAL DATACLOCK p H 1 RGB AUDIO IN LIR e THERMO TEMP DATA 3 b P2304 I SERIAL DATA CLOCK HERMO TEMP DATA 1 p THERMO TEMP DATA 1 TEMPERATURE 1550 FAN 1 2 3 LOCK SENSOR i I2C SERIAL DATA CLO FANT SPEED CONTROL UV dM U i EEPROM B he SRE etc et HDMI INFORMATION 105803 SUB MICRO eme 8 9 9 n 5 mm 5 e mm 3 DATA HDMI Y DATA 851 TEMP DVI AUDIO SS Se 1 ze CONTROLLER i BALLAST C B A POWER 1 Rita 0847 SLR 12C SERIAL DATAICLOCK HDMI HDMI UV DATA 8bit 1 SS ed mi P1302 1 i P805 1 HDMI IN TDS DATACLOCK INTERFACE 12C SERIAL DATACLOCK 6 pem i gt i 1 5805 i REMOTE lp1305 065 0 4 OPERATION BUTTON SENSOR BALLAST AMP mong X KEY MATRIX CIRCUIT i L OVERALL BLOCK DIAGRAM PT A3LC14 PT 50LC14 PT 60LC14 57 PT 43LC14 PT 50LC14 PT 60LC14 POWER SUPPLY BLOCK DIAGRAM
75. LSGV0091 BACK COVER C 3 58 LSDLO277 MIRROR A 3 58 LSDL0278 MIRROR 3 58 LSDL0247 MIRROR 3 59 LSMF0280 SPACER A C 3 59 LSMF0337 SPACER B 3 60 LSMF0320 SPACER A 3 60 LSMF0338 SPACER B 3 60 LSMF0311 SPACER C 3 61 LSGQ0092 MIRROR HOLDER H 3 62 LSYF0541 MIRROR HOLDER V UNIT 3 62 LSYF0543 MIRROR HOLDER V UNIT C 63 8 07 00 BACK COVER PLATE STEEL 3 63 LSMA0715 BACK COVER PLATE STEEL C 3 64 LSMF0347 SPACER A 3 64 LSMF0288 SPACER B C 3 65 LSMF0289 SPACER 3 66 LSJA0535 CONENCTOR CABLE W PLUG A 3 66 LSJA0474 CONENCTOR CABLE W PLUG 3 66 LSJA0475 CONNECTOR CABLE W PLUG C 3 67 LSMF0291 SPACER 3 68 LSMF0292 SPACER 3 69 TMM77409 CLAMPER 1 72 LSMA0755 TNR PCB FRAME 6 73 LSJA0531 AC CORD W PLUG 6 74 LSJHO072 REAR JACK HOLDER 6 75 LSSC0672 EARTH PLATE C 6 76 LSMP0440 PCB FRAME 6 77 LSMA0693 PCB FRAME PLATE LEFT STEEL 6 78 LSMA0694 PCB FRAME PLATE RIGHT STEEL 6 79 LSMA0695 PCB FRAME PLATE CENTER STEEL 6 80 LSSCO646 BOTTOM SHIELD PLATE STEEL 6 81 LSMA0690 MAIN PCB FRAME 6 83 TMM5439 1 CLAMPER 6 84 TMM7464 1 CLAMPER 6 85 TMM6425 1 CLAMPER 6 95 LSMZ0376 HDMI SHEET 6 96 LSGH0048 REAR JACK SHEET A 6 96 LSGH0049 REAR JACK SHEET B C 6 97 LSJA0530 CONNECTOR CABLE W PLUG 6 101 LSPG1740 CARTON BOX A 7 101 LSPG1765 CARTON BOX 7 101 LSPG1772 CARTON BOX 7 102 LSPG1741 CARTON BOX BOTTOM A 7 102 LSPG1548 CARTON BOX BOTTOM 7 102 LSPG1605 C
76. Main C B A 4 If still NG replace the Projection Unit N The temperature sensor R2811 on the Thermistor 1 Remove P2303 connector on the LCD Drive C B A and check if the resistance between pin1 and pin2 of C B A on the Fan 1 is short or open P2811 on the Thermistor 1 C B A is 5kQ 200k If NG replace the Temperature Sensor R281 1 on the Thermistor 1 C B A Still NG replace the Projection Unit Still NG replace the Main C B A Note The Projection Unit includes LCD Drive C B A It indicates when the temperature detected by the 1 Relocate the unit to a proper location Temperature Sensor R2811 on Thermistor 1 C B A Do not place in direct sunlight and other sources of direct heat exceeds 55 C 131 F Do not place the unit in humid or dusty location or areas exposed to smokeor steam reste ta temperature of the place of use may surrounding temperature should be between 0 32 F and 40 C 104 F and humidity should be 2 The vents on the rear may be blocked between 20 and 80 with no condensation The vents are not blocked It is recommended that a gap of at least 10 cm is left all around the unit even when it is placed inside a cabinet or between shelves 2 Check if the fans are operating properly The Lamp is not cooled off 1 Confirm that the Thermal Fuse Unit 115 C 239 F on the Lamp House is not open Thermal Fuse Unit 115 C 239 F is defective open 2 Wait until the
77. N COMPARISON CHART Model C A B C OF MODELS amp MARKS MODEL MARK PT 43LC14 PT 50LC14 PT 60LC14 82 PT 43LC14 PT 50LC14 PT 60LC14 12 4 SCREEN SECTION Models A B 43 50 INCH SCREEN SECTION Model A B COMPARISON CHART F MODELS amp MARKS MODEL MARK PT 43LC14 A PT 50LC14 B PT 60LC14 C PT 60LC14 Model C PT 43LC14 PT 50LC14 COMPARISON CHART 60 INCH SCREEN SECTION A B C MODEL MARK PT 43LC14 OF MODELS amp MARKS PT 50LC14 PT 60LC14 Model C 84 PT 43LC14 PT 50LC14 PT 60LC14 12 5 PROJECTION SECTION PROJ ECTION SECTION IMPORTANT SAFETY NOTICE COMPONENTS IDENTIFIED BY THE SIGN A HAVE SPECIAL CHARACTERISTICS IMPORTANT FOR SAFETY WHEN REPLACING ANY OF THESE COMPONENTS USE ONLY THE SPECIFIED PARTS NOTE 2 The Lamp Unit TY LA1000 is not supplied as a replacement part It is sold separately To purchase a replacement call the Panasonic accessory department 85 PT 60LC14 12 6 TV AND TUNER SECTION PT 43LC14 PT 50LC14 A HAVE SPECIAL CHARACTERISTICS IMPORTANT FOR SAFETY WHEN REPLACING ANY OF THESE COMPONENTS USE COMPONENTS IDENTIFIED BY THE SIGN ONLY TH
78. O NETWORK 8 PA FOR R CH SPEAKER AMP_GND R4526 Q4505 gt AHL D ZSD060 AHIL i i SWITCHING sig 20 SWITCHING LINK TO VOLTAGE CHART 235 AUDIOMUTE ON a AUDIO MUTE ON amp tpe LSJB3092 AUDIO AMP SCHEMATIC DIAGRAM PT 43LC14 PT 50LC14 PT 60LC14 71 10 6 TUNER SCHEMATIC DIAGRAM TU NER SC HEMATI C DIAG RAM NOTE For placing a purchase order of the parts NOTE be sure to use the part number listed in the parts list FOR SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES Do not use the part number on this diagram REFER TO BEGINNING OF SCHEMATIC SECTION 27001 15 404 ee ee VIDEO SIGNAL MAIN SUB AUDIO SIGNAL 7001 roi PARTS MARKED PT ARE NOT USED ENGF6302GF ENG36A08GF 1 MAIN TUNER SUB_TUNER _ v 2 o E E 5 z gt o 2 Z 5 z d 8 o E o z LI o 5 5 gt a 2 o a o 5 o lt Go o m c x lt a 4 o a E 4 o iu J e og e a lt gt Jo e e E a lt lt 2 A 2 72 lt a lt 72 Z lt gt 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ORONO R m
79. OR on DATA 1001 SAMPLING DI D A R DATA 1261 VIDEO OUT e gir SCREEN CONVERTER CONVERTER HOLD 65 EPERE LCD R l GC3FM LEVEL SHITER COMPONENT COMPONENTI YIPBIPR i i LVDS IN 1 Y PB PR PRO 483463 TRANSMITTER COMPONENT COMPONENT2VPBPR MAIN NGEN IN 2 V PBPR PBC PR 1C2002 i 8 P20021 NAN PAPA ae DATA BUS OSD DATA 0 3 COLOR SAMPLING cov GOUPONENTA VBPR 290 G DATA Boi CORRECTION DATA 00 7 Koup D A G DATA 29 IN A YIPBIPR LCD G T 1C5103 JOSTOT VIDEO N 8 SUB VIDEO 64M SDRAM LEVEL SHIFTER YW SIGNAL PROCESS aan DATA BUS H SIbEO IN 1 2 gt AID SEPARATION Y DATA 8bit n 64M SDRAM 1C2003 Due sers FOR IP CONVERTER MULTI WINDOW P2003 S VIDEO IN2 2 UV DATA 861 3D Y C SEPARATION ETC 5 COLOR SAMPLING GC3l 86 CORRECTION HOLD DI EDATA roi 1 VIDEO LCD B i VY SIGNAL PROCESS NON UNIFORMITY COLOR COMPENSATION LEVEL SHIFTER 1 GAMMA CORRECTION i WHITE BALANCE Y II i CONTROL TUNER RBI HT 1 i 1 07001 MAN TUNER 107501 P7002 P3501 TIMING 1 RF IN AUDIO _ MTS SAP AUDIO _ TUNER AUDIO L 1 GENERATOR l SIGNAL PROCESS i 1C9001 H RF OUT VIDEO i 1C2902 i E FAN SPEED CONTROL 282 FAN 1 luto SUB TUNER 3 p
80. P SW6702 SW6704 EVQ1iG05R EVatiGosR CH DOWN VOL DOWN COVER SWITCH SCHEMATIC DIAGRAM m LCD DRIVE P2912 C B A P2502 COVER SW 2 GND KOL1BA000070 LAMP COVER SW LSJB3098 70 R6703 AW 10K loe D6701 P6701 B3AGA0000072 POWER LED NOTE FOR SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES REFER TO BEGINNING OF SCHEMATIC SECTION NOTE PARTS MARKED PT ARE NOT USED R6706 10K e Q6702 2SB1218A0L S LED DRIVE R6707 AW 10K SW6706 EVatiGosR INPUT SW6705 EVatiGosR POWER LSJB3128 LINK TO VOLTAGE CHART NETWORK SCHEMATIC DIAGRAM THERMISTOR 1 SCHEMATIC DIAGRAM THERMISTOR 2 SCHEMATIC DIAGRAM OPERATION SCHEMATIC DIAGRAM COVER SWITCH SCHEMATIC DIAGRAM PT 43LC14 PT 50LC14 PT 60LC14 PT 43LC14 PT 50LC14 PT 60LC14 10 5 AUDIO AMP SCHEMATIC DIAGRAM AU DIO AMP SC HEMATI C DIAG RAM NOTE For placing a purchase order of the parts NOTE FOR SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES be sure to use the part number listed in the parts list Do not use the part number on this diagram REFER TO BEGINNING OF SCHEMATIC SECTION NOTE AUDIO SIGNAL PARTS MARKED PT ARE NOT USED 2 er Bios Ssh Ssh Er R4520 J4502 2 RE Ms P
81. PT 60LC14 NOTE FOR SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES REFER TO BEGINNING OF SCHEMATIC SECTION VOLTAGE CHART PT A3LC14 PT 50LC14 PT 60LC14 PT 43LC14 PT 50LC14 PT 60LC14 74 PT 43LC14 PT 50LC14 PT 60LC14 11 CIRCUIT BOARD LAYOUT 11 1 FRONT JACK C B A OPERATION C B A NETWORK C B A FRONT JACK C B A LSEP3129A NETWORK C B A LSEP3097A OTE FOR SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES REFER TO BEGINNING OF SCHEMATIC SECTION NOTE NOTE CIRCUIT BOARD LAYOUT INCLUDES COMPONENTS WHICH ARE NOT USED CIRCUIT BOARD LAYOUT INCLUDES COMPONENTS WHICH ARE NOT USED PLEASE REFER TO THE SCHEMATIC DIAGRAM AND PARTS LIST FOR PROPER PARTS CONTENT PLEASE REFER TO THE SCHEMATIC DIAGRAM AND PARTS LIST FOR PROPER PARTS CONTENT COMPONENT SIDE FOIL SIDE LSJB3097 DUAL PATTERNS DUAL PATTERNS OPERATION C B A LSEP3128A NOTSIRCUIT BOARD LAYOUT INCLUDES COMPONENTS WHICH ARE NOT USED PLEASE REFER TO THE SCHEMATIC DIAGRAM AND PARTS LIST FOR PROPER PARTS CONTENT COMPONENT SIDE FOIL SIDE 4 an L6JB3128 FRONT JACK C B A LSEP3129A DUAL PATTERNS DUAL PATTERNS O NETWORK C B A LSEP3097A PT A3LC14 PT 50LC14 PT 60LC14 75 PT 43LC14 PT 50LC14 PT 60LC14 11 2 AUDIO AMP THERMISTOR 1 THERMISTOR 2 COVER SWITCH C B A AUDIO AMP C B A LSEP3092A NOTE CIRCUIT BOARD LAYOUT INCLUDES COMPONENTS WHICH ARE NOT USED PLEASE REFER TO THE SCHEMATIC
82. RJ3GEYJ104V MGF CHIP 1 16W ERJ3GEYJ332V MGF CHIP 1 16W EVNCYAA03B54 VARIABLE 50K COILS ERJ3GEYJ333V MGF CHIP 1 16W Part No Part Name amp Description Remarks CAPACITORS 13901 ERJ3GEYOROOV MGF CHIP 1 16W 0 Ref Part No Part Name amp Description Remarks 13902 ERJ3GEYOROOV MGF CHIP 1 16W 0 No 3903 ERJ3GEYOROOV MGF CHIP 1 16W 0 7001 ECJ1VB1H222K CHIP 50V 0 0022UF 13904 ERJ3GEYOROOV MGF CHIP 1 16W 0 7002 ECA0JM102B ELECTROLYTIC 6 3V 1000UF 13905 ERJ3GEYOROOV MGF CHIP 1 16W 0 C7009 ECEA1CKA100 ELECTROLYTIC 16V 10UF 3906 ERJ3GEYOROOV MGF CHIP 1 16W 0 C7011 ECJ1VB1H103K C CHIP 50V 0 01UF 13907 ERJ3GEYOROOV MGF CHIP 1 16W 0 C7101 ECJ1VB1H222K CHIP 50V 0 0022UF 13908 ERJ3GEYOROOV MGF CHIP 1 16W 0 C7102 ECA0JM102B ELECTROLYTIC 6 3V 1000UF L4801 ERJ3GEYOROOV MGF CHIP 1 16W 0 C7501 ECJ1VF1H103Z C CHIP 50V 0 01UF 14802 ERJ3GEYOROOV MGF CHIP 1 16W 0 C7502 ECEA1HKA2R2 ELECTROLYTIC 50V 2 2UF 93 PT 43LC14 PT 50LC14 PT 60LC14 Part No Part Name amp Description Remarks Part No Part Name amp Description Remarks ECEA1CKA100 ELECTROLYTIC 16V 10UF ERJ6GEYJ333V CHIP 1 10W 33K ECEA1HKAR33 ELECTROLYTIC 50V 0 33UF ERJ6GEYJ333V CHIP 1 10W 33K ECEAIHKA3R3T ELECTROLYTIC 50V 3 3UF ERJ6GEYJ471V CHIP 1 10W 470 ECJ1VB1C104K C CHIP 16V 0 10 ERJ6GEYJ471V CHIP 1 10W 470 ECJ1VB1E223K C CH
83. Service PbF Solder Lead free ORDER NO MKE0406850C1 Manual Multi Media Display PT 43LC14 PT 50LC14 PT 60LC14 ITEM SPECIFICATION 23 ITEM SPECIFICATION 123 CD panels 0 7 Poly silicon TFT LCD Panel X 3 olo Broadcast Channels VHF 2 13 UHF 14 69 0 9 Poly silicon TFT LCD Panel X 3 lo CABLE Channels Midband A through 14 22 Superband J through W 23 36 Drive method Active Matrix 16 9 Aspect Ratio panels TFT Thin Film Transistor O Tuner Hyperband AA EEE 37 64 olojo e Lowband A 5 A 1 95 99 0 of pixels 921 600 1 280 X 720 stripe pixels X 3 panels 16 9 Special CABLE channel 5 01 HID Lamp 100 W HID High Intensity Discharged Lamp Ultraband 65 94 100 125 43 inch 16 9 aspect ratio o S Video Input Mini DIN 4 pin Display 50 inch 16 9 aspect ratio lo Video Input RCA Pin Jack 60 inch 16 9 aspect ratio lo RGB Input D Sub mini 15 pin 2 RGB Input 1 2 D Sub mini 15 pin O O Television System EIA Standard 525 lines 60 fields NTSC Color Signal Input Terminals Component Video Input 3 RCA Pin Jacks nput Terminals Video input HDMI Input HDMI type A Connector signal 1 0 Vp p sync negative 75 Q terminated Audio Input M3 Stereo mini Pin Jack lala S Video input Y luminance signa
84. T THERMAL FUSE UNIT DUCT 3 UNIT BACK PANEL TUNER DISPLAY FRONT JACK MAIN C B A AUDIO AMP 8 REAR JACK C B A POWER C B A THERMISTOR 1 C B A COVER SWITCH C B A Note a Place a cloth or some other soft material under the P C Boards or Unit to prevent damage b When reinstalling ensure that the connectors are connected firmly and electrical components have not been damaged c Do not supply power to the unit during disassembly and reassembly 18 PT 43LC14 PT 50LC14 PT 60LC14 REMOVAL OF THE BALLAST C B A AND THE TV TUNER UNIT FROM THE CABINET 1 PT 43LC14 PT 50LC14 Remove the Rear Cover by removing the 18 Screws 401 Roane a Fig D1 1 1 1 PT 60LC14 Remove the Rear Cover by removing the 20 Screws 401 464 Fig D1 1 2 19 PT 60LC14 PT 43LC14 PT 50LC14 2 Remove the Rear Support Plate by removing the 4 Screws 401 452 Rear Support 9 YO SV 4 0 Fig D1 2 20 PT 43LC14 PT 50LC14 PT 60LC14 1 Remove the 5 Screws 402 and remove Clamper 1 2 Remove the 2 Screws 451 on the Lamp Socket 3 Disconnect the Lamp Connector 4 Avoiding the Ballast C B A disconnect Connector P1306 Thermal Fuse Unit inside of the Ballast C B A 5 Remove the Clamper from the Ballast C B A L
85. UDIO un RGB AUDIO IN2 RGB2 R AUDIO qun 0803 0886 AA NOTE For placing a purchase order of the parts be sure to use the part number listed in the parts list Do not use the part number on this diagram PT 43LC14 PT 50LC14 PT 60LC14 NOTE FOR SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES REFER TO BEGINNING OF SCHEMATIC SECTION NOTE PARTS MARKED PT ARE NOT USED LSJA0471 PT P4591 JK4590 PT K2HC103A0017 a sw our s eR swine 2 w 1 1 1 1 1 1 1 HEADPHONE 1 1 1 1 1 1 69 10 MAIN P5501 P3901 EL ler JK3901 K1FB115A0015 REI NC REI NC GN GN GREEN BLUE CSYNC MAC2 GREEN RETURN BLUE RETURN RGB IN2 D D RETURN D D D3901 BOBD6R200002 6 2V R3919 PT R3920 PT 12C DATA HSYNC VSYNC 12C SCK LSJB3129 FRONT JACK SCHEMATIC DIAGRAM PT 43LC14 PT 50LC14 PT 60LC14 PT 43LC14 PT 50LC14 PT 60LC14 10 4 NETWORK THERMISTOR 1 THERMISTOR 2 OPERATION COVER SWITCH SCHEMATIC DIAGRAMS NETWORK SCHEMATIC DIAGRAM FOR L CH SPEAKER 14551 un WAS 7 L CH SPEAKER TWEETER P4551 SP OUT L TW 2 AMP GND 1 TO L CH SPEAKER WOOFER P4552
86. VQ11G05R SW6702 SW6704 SW6705 EVafiGosR EVafiGosR EVafiGosR CH DOWN VOL DOWN POWER LSJB3128 COVER SWITCH SCHEMATIC DIAGRAM J2911 PT x LCD DRIVE 9520 2912 C B A P2502 vV2109 1d VLOT0S Ld bLOTEr Ld 10 5 AUDIO AMP SCHEMATIC DIAGRAM AUDIO AMP SCHEMATIC DIAGRAM NOTE For placing a purchase order of t be sure to use the part number li Do not use the part number on tt 72109 14 2106 14 bLITEr ld gun AUDIO SIGNAL R4541 POWER C B A P4501 14503 COCAAKE00013 12V REG C4534 He ee PT100 6 3V 1 4501 C1AA00000660 PT 100 6 3V AUDIO AMP Q4506 PT 2SB710ARS Q4507 PT 2SD601A 681 a 4 50V N T Ra543 1 50V N zl zl 54501 OM R4506 4508 gal 15K 338 C4506 re genie 94507 R4509 15K 33k 6807 04501 2SD0601 AHL pasos 00471K8 ean M 3 3V TO FRONT p4502 AUDIO MUTE ON 0 C B A P4591 PT 4524 79 R4545 0 T elE elg 4529 R4528 878 81 SW OUT L Roo 84528 e ig ig 8 Bee 25 a Pl sie gie T RAD amp NE 1200 K6B2AGA00038 8 ule Phe TS BWE dre OL PT 43LC14 PT 50LC14 PT 60LC
87. ame amp Description Remarks ERJ3GEYOROOV MGF CHIP 1 16W 0 ERJ3GEYOROOV Part No MGF CHIP 1 16W 0 PIN HEADERS Part Name amp Description Remarks LSJA0526 CONNECTOR CABLE W PLUG LSJA0470 CONNECTOR CABLE W PLUG 5V LSJA0528 Part No CONNECTOR CABLE W PLUG JACKS Part Name amp Description Remarks K1FB115A0015 D SUB MINI JACK SOCKET K1U412A00008 S JACK SOCKET K2HC103A0017 Part No EARPHONE JACK SOCKET MISCELLANEOUS Part Name amp Description Remarks JOKA00000044 FERRITE CORE 13 4 2 TUNER C B A PRINTED CIRCUIT BOARD ASSEMBLY INTEGRATED CIRCUITS Part No Part Name amp Description LSXY0629 MAIN C B A A LSXY0641 MAIN C B A B C LSEP3130A POWER C B A LSEB3131A BALLAST C B A NR LSEP3129A FRONT JACK C B A LSXY0620 REAR JACK C B A LSEP3133A TUNER C B A LSEP3092A AUDIO AMP C B A LSEP3128A OPERATION C B A LSEP3097A NETWORK C B A LSEP3098A COVER SWITCH C B A LSEP3136A THERMISTOR 1 C B A 13 4 1 LSEP3137A Part No THERMISTOR 2 C B A FRONT JACK C B A DIODES Part Name amp Description BOBD6R200002 Part No DIODE ZENER 6 2V RESISTORS Part Name amp Description ERJ6ENF75ROV CHIP 1 10W 75 ERJ6ENF75ROV CHIP 1 10W 75 ERJ6ENF75ROV C
88. amp Connector amp lt SZ lin lt lt yo Note Do not remove the Thermal Fuse Unit y amper P1306 Fig D1 3 Replacement Note of Ballast C B A These parts will be necessary when replacing the Ballast C B A Set aside and keep and re use The Clamper on Ballast C B A The Thermal Fuse Unit 21 PT 43LC14 PT 50LC14 PT 60LC14 4 1 Disconnect Connector P2901 Connector Cable and release them from the clamper 2 Disconnect Connector P2501 20 pin Cable and release it from the clamper CAUTION Take extreme care not to damage the 20 pin Cable when disconnecting 1 Disconnect Connectors P3502 P3504 P5501 P4503 P6305 and release them from the clampers 2 Remove the Screw 452 on the GND Plate A 3 Remove the Screw 401 on the TV Tuner Ass y 4 Lift up and slide the TV Tuner Ass y by releasing the 7 Guide Tabs CAUTION Do not slide the TV Tuner Unit before removing the 20 pin Cable TS CAUTION M E 20 pin Cable Guide Tabs X5 lo 6 B Guide Tabs En Rear lt Bottom View of TV Tuner Ass y gt Fig D1 5 Replacement Note of TV Tuner Unit These parts will be necessary when replacing the TV Tuner Unit Set aside and keep and re use
89. and the P S Converter Clean these optical components with cleaning paper moistened with pure ethyl alcohol or a lens cleaner which contains no water or oil THE LCD PANEL OF THE LCD PRISM UNIT 1 Clean the surface of the LCD Panel of the LCD Prism Unit with an air blower or wipe with a clean or soft blush lightly 2 If any dirt remains lightly wipe the surface with a cotton swab moistened with pure ethyl alcohol or a lens cleaner which contains no water or oil Use a new swab after each wiping so that dirt will not be re deposited on the surface PT 43LC14 PT 50LC14 PT 60LC14 TO DISTINGUISH THE PROJECTION LENS UNIT OR THE PROJECTION UNIT The only difference between the 43 inch model and the 50 inch model of the Projection Unit is the Projection Lens To distinguish see marking Z or A on the Projection Lens And the 60 inch model of the Projection Unit is placed label on the Projection Lens 43 50 inch model as shown Front View Z with red for 43 inch model A with black for 50 inch model 60 inch model as shown Front View LSDLO248 with Yellowish green label for 60 inch model Note LSDLO248 is not the part numbers of the Projection Lens as a replacement part 12 RESET USER S MEMORY FUNCTIONS Be sure to reset the user s memory After replacing the Main C B A included in the TV Tuner Unit If the secret code of V chip is forgotten When moving the unit to a new location 1 T
90. ate H IE gu We P d Serial No Label Serial No Label of Lenticular Screen 7 of Fresnel Lens Reassembly Note Install them so that Serial No Labels are on the each outside as shown above Replacement Note for Screen Unit The Screen Unit is supplied as a unit or the individual parts Fresnel Lens Lenticular Screen in the Screen Unit are also supplied When replacing the Fresnel Lens and the Lenticular Screen take care that dust etc does not adhere between the Fresnel Lens and the Lenticular Screen Due to this risk it is strongly recommended to replace the Screen Unit as a unit 37 PT 43LC14 PT 50LC14 PT 60LC14 PT 50LC14 Reassembly Note for 4 Spacers Wind the string for screen spacer on the Fresnel Lens a shown Fresnel Lens string for screen spacer string for screen spacer T N hook 38 Serial No Label string for screen spacer hook hook knot PT 43LC14 PT 50LC14 PT 60LC14 PT60LC14 Remove the 2 Screen Plate H and 2 Screen Plate V by removing 40 Screws 465 and remove the Fresnel Lens and the Lenticular Screen Pp d MEL r3 Screen Unit Lenticular Pd Screen Screen e Plate H Screen Plate V AN fad 77772 Front ques Serial No Label Serial No Label 1 1 0 Lenticular Scree of Fresnel Lens
91. conds flashes twice every 5 seconds hes once ry 5 seconds hes twice ry 5 seconds hes 3 times ry 5 seconds hes 4 times ry 5 seconds hes 5 times ry 5 seconds hes 6 times ry 5 seconds hes 3 times ry 5 seconds hes 4 times ry 5 seconds hes 5 times every 5 seconds LAMP OFF LAMP LED flashes once every 5 seconds flashes twice ry 5 seconds hes 3 times ry 5 seconds flashes 4 times every 5 seconds flashes once every 5 seconds hes twice every 5 seconds flashes 3 times ry 5 seconds hes 4 times ry 5 seconds hes 5 times ry 5 seconds flashes 6 times every 5 seconds 1 When two or more errors have occurred at the same time the LED will alternate flash patterns as shown above every 5 seconds 2 Warning OSD appears when the air filter is clogged 3 LAMP OFF The LED will flash immediately after the Lamp comes off MAIN PARTS LOCATION lt Front View gt Network C B A 7 Front Cover Unit Operation C B A Rear View POWER LED Projection Unit PT 43LC14 PT 50LC14 PT 60LC14 Thermal Fuse Unit Power C B A Rear Jack C B A TV Tuner Unit PT 43LC14 PT 50LC14 PT 60LC14 SERVICE MODE Service Mode Map In this mode the following information can be confirmed on the Enter screen VOLUME DOWN button TV VIDEO key on the front on
92. e CH UP DOWN key on the remote to select OTHER on menu and press the OK key OTHER menu will appear OTHER 1 1 RGB1 OPT HPOSI oc OPT VPOSI 06 FILTER DET 6B GC 040525 With Front Cover Unit and Optical Cover removed Front View lt Factory Adjust Mode gt Fig M1 1 OTHER menu 1 1 Note Fig M1 4 When the rear cover is disassembled the screen can be moved back and forth which could affect the video display 5 Press the VOLUME UP DOWN key on the remote vertical position This could also cause the vertical adjust to Focus screen will appear be at or near its limit Only try the picture position adjustment with the rear cover assembled Turn the power on Press and hold the VOLUME DOWN button on the unit and the RECALL key on the remote for more than 5 seconds in power on condition The unit will go into Work Mode WORK MODE will appear on the screen Co RGB1 lt Focus Screen gt To release this mode 1 After completing the ADJUSTMENT press the CH UP DOWN key on the remote to return to the OTHER menu C COR GAM W BAL 2 Then press RECALL key twice to return to Work Mode and PUSH RECALL 5SEC press and hold the VOLUME DOWN button on the unit and WORK MODE the RECALL key on the remote for more than 5 seconds lt Work Mode gt Alternatively turn off the power 3 Then install the Optical Cover with the 2 Screws and the Fig M1 2 Front Cover Unit 45 PT 43LC1
93. e Mode PT 43LC14 PT 50LC14 PT 60LC14 WHEN REINSTALLING THE MAIN C B A OR THE TV TUNER UNIT INTO THE UNIT AT THE USER S LOCATION CAUTION 1 Set CURRENT LAMP value to original value as follows 1 Select CURRENT LAMP in Service Mode 1 3 2 Press the VOLUME UP DOWN key on the remote to change to the original value value A that was noted before removing the Main C B A or the TV Tuner Unit at the user s location SERVICE MODE 1 3 LAMP OPERATION TIME CURRENT LAMP 2000h Value A OSD DISPLAY ON Changeable LON COUNT 153 BKSV BO 3A 59 CD 66 lt Service Mode 1 3 gt Fig 3 Service Mode Map Enter VOLUME DOWN button TV VIDEO key on the front on the remote for more than 5 seconds in power off condition 4 Power ON SERVICE MODE 1 3 LAMP OPERATION TIME CURRENT LAMP 2000h OSD DISPLAY ON LON COUNT 153 BKSV 4B 7E 3D CA FB Service Mode 1 3 gt CH DOWN f t UP key SERVICE MODE 2 3 IC3501 1 5004 1 6005 1 TOTAL IC7501 1 IC6003 V 0405252 IC6302 0405200 lt Service Mode 2 3 gt CH DOWN a ia UP key SERVICE MODE P6 00000011 3 3 IC6003 PORT P3 00000000 P0 00001110 P4 10000010 P1 10000001 P5 10111000 P2 11111111 P7 10010000 IC6302 PORT P8 11101111 0 001 1111 5 001 1 0 0 1 1 6 11011001 P2 00111 P7 11001100 P3 00000111 P8 0111 CH DOWN key Exit Power OFF Wh
94. e surfaces must not be wiped with a cloth THE MIRROR Remove any dirt with an air blower or wipe with a clean soft dry cloth If wiped too forcefully the surface of the Mirror can be damaged If wiping with a clean dry cloth does not remove the dirt the Mirror must be replaced Mirror Screen Unit Fresnel Lens surface inside Lenticular Screen surface outside Fig 6 1 THE LAMP Gently wipe the surface of the glass of the Lamp with cleaning paper or soft cloth 11 PT 43LC14 PT 50LC14 PT 60LC14 THE FILTER ON THE PROJECTION UNIT CAUTION Operating with torn or damaged Air Filter may cause damage to the Projection unit Remove the Projection Unit from rear Then clean the filters on the Projection Unit Gently remove any accumulated dust from filter with a vacuum cleaner Air Filter Air Filter Fig 6 3 THE PROJECTION LENS Use lens cleaning paper and cleaner available at your local camera shop etc Dampen the cleaning paper with cleaner and gently wipe the surface of the lens from the center outward to remove dust Lens Yo Fig 6 4 THE POLARIZER UNIT THE FIELD LENS THE RELAY LENS THE CONDENSER LENS THE DICHROIC MIRROR THE FULL MIRRORS THE INTEGRATOR AND THE P S CONVERTER Make sure that no dust gets on the optical components such as the Polarizer Unit the Field Lens the Relay Lens the Condenser Lens the Dichroic Mirror the Full Mirrors the Integrator
95. ective material from the leads of a replacement ES device touch the protective material to the chassis or circuit assembly into which the device will be installed CAUTION Be sure no power is applied to the chassis or circuit and observe all other safety precautions 8 Minimize bodily motions when handling unpackaged replacement ES devices Otherwise harmless motion such as the brushing together of your clothes fabric or the lifting of your foot from a carpeted floor can generate static electricity ESD sufficienttodamage an ES device PT 43LC14 PT 50LC14 PT 60LC14 3 ABOUT LEAD FREE SOLDER PbF Distinction of PbF PCB PCBs manufactured using lead free solder will have a PbF printing on the PCB Please refer to figures Printed case 1 Printed case 2 CAUTION Pb free solder has a higher melting point than standard solder Typically the melting point is 50 F 70 F 30 C 40 C higher Please use a soldering iron with temperature control and adjust it to 700 20 F 370 10 In case of using high temperature soldering iron please be carefull not to heat too long Pb free solder will tend to splash when heated too high about 1100 F 600 C All products with the printed circuit board with PbF stamp or printing must be serviced with lead free solder When soldering or unsoldering completely remove all of the solder from the pins or solder area and be sure to heat the soldering poi
96. en turning the power on again after once turning off wait for approx 10 seconds Or the unit can not be released from Service Mode PT 43LC14 PT 50LC14 PT 60LC14 REPLACEMENT OF LAMP Lamp Time Reset Procedure Be sure to reset the Lamp time to 0 after replacing the new Lamp 1 Plugin the AC Cord and turn on the power by pressing the POWER button 2 Press and hold the VOLUME DOWN button on the unit and the SPLIT key on the remote together for over 5 seconds in power on condition When the reset is finished the display as shown in Fig 5 1 appears and the LAMP LED goes out LAMP TI ME WAS RESET TO 0 Note 1 The unit will detect when the Lamp s end of life is approaching and the following message will be displayed And the LAMP indicator light will be lit when the Lamp s end of life is approaching THE LAMP NEEDS TO BE REPLACED AND THE LAMP HOUR METER NEEDS TO BE RESET Fig 5 2 2 Influences of frequent lighting continuous light use for over 24 hours the number of times lit the length of time between lightings etc may shorten lamp life Because of this we recommend having a replacement lamp on hand WARNING The high pressure lamp could explode if not properly handled and lamp fragments could cause injury Because the temperature of the lamp unit is elevated immediately after its use touching it may cause burns Please allow the lamp to cool before handling or rep
97. exposed to shock hazards Caution Use a separate Isolation Transformer for this unit when servicing LEAKAGE CURRENT COLD CHECK 1 Unplug the AC cord and connect a jumper between the two prongs on the plug 1 2 2 For physically operated power switches turn power on Otherwise skip step 2 3 Measure the resistance value with an ohmmeter between the jumpered AC plug and each exposed metallic cabinet part on the receiver such as screwheads connectors etc When the exposed metallic part has a return path to the chassis the readingshouldbebetween 1 MQ and 12 MQ When the exposed metal does not have a return path to the chassis the reading must be infinity LEAKAGE CURRENT HOT CHECK 1 Plug the AC cord directly into the AC outlet Do not use a isolation transformer for this check 2 Connect a 1 5 10 W resistor in parallel with a 0 15 UF capacitor between each exposed metallic part on the set and a good earth ground as shown in Figure 1 1 3 3 Use an AC voltmeter with 1 kO V or more sensitivity to measure the potential across the resistor 4 Check each exposed metallic part and measure the voltage at each point 5 Reverse the AC plug in the AC outlet and repeat each of the above measurements 6 The potential at any point should not exceed 0 75 V RMS A leakage current tester Simpson Model 229 equivalent may be used to make the hot checks Leakage current must PT 43LC14 PT 50LC14 PT 6
98. gnal io 0 5 Vims o 55 6 8 inch x 35 5 16 inch x 15 5 16 inch z 1 637 mm x 1 050 mm x 459 mm Speaker 2 Speakers 30 W 15 W 15W 10 THD O 64 7 16 inch x 41 3 8 inch x 18 1 16 inch Solder This model uses lead free solder 1 PT 43LC14 Weight and dimensions shown are approximate 2 PT 60LC14 Designs and specifications are subject to change without notice 3 PT 60LC14 2004 Matsushita Kotobuki Electronics Industries LTD All rights reserved Unauthorized copying and distribution is a violation of law Panasonic PT 43LC14 PT 50LC14 PT 60LC14 WARNING This service information is designed for experienced repair technicians only and is not designed for use by the general public It does not contain warnings or cautions to advise non technical individuals of potential dangers in attempting to service a product Products powered by electricity should be serviced or repaired only by experienced professional technicians Any attempt to service or repair the product or products dealt with in this service information by anyone else could result in serious injury or death CONTENTS Page 1 SAFETY PRECAUSIONS 3 1 1 GENERAL GUIDELINES 3 1 2 LEAKAGE CURRENT COLD CHECK 3 1 3 LEAKAGE CURRENT HOT CHECK 3 1 4 UV PRECAUTION mH 3 2 PREVENTION OF ELECTROSTATIC DISCHARGE ESD TO ELECTROSTATICALLY SENSITIVE ES DEVICES
99. he Main C B A CAUTION 1 Be sure to make a note of the CURRENT LAMP value value A in Service Mode 1 3 SERVICE MODE 1 3 LAMP OPERATION TIME CURRENT LAMP 2000h Value A OSD DISPLAY ON Changeable LON COUNT 153 BKSV 4B 7E 3D CA FB Service Mode 1 3 Fig 2 LAMP OPERATION TIME is stored in EEPROM on the Main C B A Therefore before removing the Main C B A or the TV Tuner Unit at the user s location make a note of the CURRENT LAMP value value A in Service Mode 1 3 Then after installing the new Main C B A or the TV Tuner Unit at the user s location set the CURRENT LAMP value to the original value value A in Service Mode Otherwise OSD and LED Lamp replacement indications will be displayed at the wrong time Note In case it is impossible to make a note of the CURRENT LAMP value because of a defective Main C B A ask the customer their daily average use and the approximate age of the current Lamp Then calculate the CURRENT LAMP value as follows and make a note Daily average use Approx age CURRENT LAMP hours days hours Note The TOTAL value can be set to the original value in Service Mode 2 3 by similar method Before removing the Main C B A at the user s location make a note of the TOTAL value in Service Mode 2 3 Then after installing the new Main C B A at the user s location set the TOTAL value to the original value in Servic
100. i mealies a ee i i i 1C6003 MAIN MICROCONTROLLER i lj P6004 3 7003 3 828012 34052 4 70 12C SERIAL CLOCK 2080 DATA 0 P6004 4 7003 4 i P3603 1P34093 77 120 SERIAL OSD DATA 1 050 DATA 1 i 0 RESET L l i OSD DATA 2 i i 12C SERIAL 01000 4 8 I2C SERIAL CLOCKO OSD DATAS ipeo 12C SERIAL DATAO 75 12C SERIAL DATAO SIGNAL PATH 1 f SERIAL CLOCK i i BLOCK DIAGRAM i 1 12C SERIAL DATA 1 1 65004 1 7501 MTS SAP SIGNAL PROCESS i i MAIN VIDEO SIGNAL PROCESS i OSD BLANKING 8 2050 BLANKING SERIAL CLOCK 12C SERIAL DATA 1 SERIAL CLOCKO SERIAL DATA 12C SERIAL DATAO 4 H RESET L H CsA oe a red ee pt 065103 LCDDRIVECB A _ SUB VIDEO SIGNAL PROCESS 1C2504 BUFFER 12C SERIAL CLOCKO 65 17 3 SERIAL Ge STANDBY L NORMAL H Se STANDBY L 18 RESET L 9 POWER ON H X A 06001 D 6 LAMP ON H gt peLAMP POWER SUPPLY 4 SIGNAL PROCESS ennai amp 6 15 5 SERIAL CLOCK 6 LAMP STATUS 19 LAMP STATUS 12C SERIAL DATA 5 SERIAL CLOCKO A 06011 19 ADJUSTMENT DATA 28 SE RESET
101. irror do not touch the Mirror surface 3 Install the 3 Mirror Holder H and the 2 Mirror Holder V on the Mirror and tighten the 15 Screws 401 42 PT 43LC14 PT 50LC14 PT 60LC14 REMOVAL OF THE FRONT JACK C B A AND THE OPERATION C B A FROM THE CABINET Remove the Rear Cover by removing the 18 Screws or 20 Screws PT 60LC14 Disconnect Connector P6305 and release it from the clamper Remove the Front Cover Unit from the 8 latches Remove the Screw 454 Slide the Front Side Cover R with the Operation C B A as indicated by the arrow to release the 4 slots Pull off the Operation C B A from front side O1 Operation Operation CBA Button Unit Clampers Front Cover lt Rear View gt Unit 5 Front Side Cover R Fig D5 1 1 Disconnect Connectors P3502 P3504 P5501 and release them from the clampers 2 Remove the 2 Screw 401 3 Pull off the Front Jack C B A from front side 4 Remove the Front Jack C B A from the Side Jack Holder by removing the 2 Screws 421 and releasing the 2 Locking Tabs Clampers Side Jack Holder Rear View Fig D5 2 43 PT 43LC14 PT 50LC14 PT 60LC14 REMOVAL OF THE COVER SWITCH C B A FROM THE CABINET 1 Remove the Projection Unit Refer to Steps 1 2 in REMOVAL OF THE PROJECTION UNIT FROM THE CABINET 2 1 Remove the Front Cover Unit from the 8 latches 2 Remove the O
102. l 1 0 Vp p sync negative 75 Q terminated Vis LA signal C chrominance signal burst 0 286 Vp p 75 Q terminated j Ideo Vulput vac 2 2 v Output Terminals A dio Output 2 RCA Pin Jack L A eo nalog SD Cardslot 50 Card Multi Media Card 0 7 Vp p 1 0 Vp p with sync on green 75 0 Card Slot RGB input signal Syne signal HIV separate HWV composite ololo PC Cardslot Compact Flash Smart Media Memory Stic xD Picture Card H Frequency 31 47 KHz 68 68 kHz TTL Level Power Source AC 120V 60 Hz o 56 25 Hz 85 08 Hz TTL Level Power Power ON Approx 220 W When audio is at maximum olo 1 0 Vp p with sync 75 Q Consumption Power OFF Approx 0 4 W When cooling fan is stopped Pa 0 35 Vp p 750 Operating Temperature 0 C 35 34 95 F PePe Signal Conditi Humidity 20 96 80 96 non condensi Component Video Signal ondition umidity 20 80 non condensing 480i H Frequency 15 73 kHz 29 97 Hz 28188 input signal 31 3 kg 69 0 lbs 480p H Frequency 31 47 kHz V Frequency 59 94 Hz Weight 376 kq 82 9 lbs o 720p H Frequency 45 00 kHz V Frequency 60 00 Hz 46 0 kg 014 55 _ 10801 H Frequency 33 75 kHz V Frequency 30 00 Hz PERSE 1259 mmx 795 mm x 324 mm lak Audio input signal 0 5 Vrms WxH xD 49 9 16 inch x 31 5 16 inch x 12 6 8 inch Audio output 1 416 mm x 897 mm x 389 mm ess si
103. lacing the lamp unit Wear gloves and safety eyeglasses when replacing the lamp unit replacement of the lamp unit becomes necessary during the operation of the TV follow the procedure to turn off the power and wait until the lamp unit cools completely Cautions for Lamp Unit Replacement Do disassemble the Lamp The lamp may be hot Be careful when handling Wear gloves Under no circumstance should you touch the actual bulb At this high operating temperature the natural oil on your finger can cause the glass to weaken where touched and the bulb can crack or explode 10 Lamp Replacement Procedure 1 Press the POWER button on the remote to turn off the power 2 Wait for about 1 minute until the cooling fan stops Note The lamp cooling fan will continue to operate for about 1 minute after the power is turned off Do not unplug the AC Cord from the outlet until the fan has stopped Avoid interrupting the power by using circuit breakers or switchable power strips 3 Afterthe cooling fan has stopped unplug the AC Cord from the outlet Note Please wait more than one hour before replacing the lamp Forced cooling function you need to replace the lamp more urgently The Projection display has a forced cooling feature After the POWER button is turned OFF and sometime during about the first minute of the normal cooling fan operation press the VOLUME UP button on the unit and CH UP key on the remote a
104. ld the sheet portions of the Mirror and insert the Mirror from the top into the Back Cover slots carefully When handling the Mirror do not touch the Mirror surface 3 Install the 2 Mirror Holder H and the 2 Mirror Holder V on the Mirror and tighten the 12 Screws 401 41 PT 43LC14 PT 50LC14 PT 60LC14 REMOVAL OF THE MIRROR FROM THE BACK COVER PT 60LC14 1 Remove the Screen Unit Refer to Steps 1 4 in REMOVAL OF THE SCREEN UNIT AND THE SPEAKER FROM THE DISPLAY 2 1 Remove the 3 Mirror Holder H and the 2 Mirror Holder V Unit by removing the 15 Screws 401 2 Remove the Mirror from the top by releasing the Back Cover slots Note Be careful that the Mirror does not fall down when removing Mirror Holder H Mirror Holder V Unit Fig D4 6 2 Reassembly Notes for Mirror Install the Mirror as following procedures 1 Place the 3 sheets on the top and bottom edges of the Mirror 10 mm 20 mm Sheet Sheet Sheet 10mm 20mm nen PNS E E of Mirror Lo LO M i Sheet E E nesses Mirror surface u o o 2 si a a Tos 2 2 2 on E E Sheet 4 k E E i5 Lo X Bottom edge 7 of Mirror 18 mm 28 M m mm 28 mm Fig D4 7 2 2 Hold the sheet portions of the Mirror and insert the Mirror from the top into the Back Cover slots carefully When handling the M
105. n the front will flash POWER LED TEMPLED LAMP LED Note 2 Note 3 Error No Error Information POWER LED TEMP LED LAMPLED osb LAMP OFF 1 Fan2 or Fan3 stopped flashes orange once every 5 seconds Lamp Cover open flashes orange twice every 5 seconds Temperature Sensor shorted or open flashes once Thermistor 1 C B A every 5 seconds Abnormal Temperature flashes twice Thermistor 1 C B A every 5 seconds Ballast Error abnormal Lamp or Ballast ashes once 2 5 seconds Ballast Error abnormal Lamp voltage hes twice 1 5 seconds 7 Ballast Error abnormal temperature flashes 3 times every 5 seconds Ballast Error other causes flashes 4 times every 5 seconds Abnormal Voltage on 30 V line ashes orange 5 times ashes once flashes once very 5 seconds kah 5 seconds every 5 seconds Abnormal Voltage on 9 V line flashes orange 6 times flashes twice ashes twice every 5 seconds every 5 seconds ry 5 seconds Abnormal Voltage on 5 V line flashes orange 7 times flashes 3 times flashes 3 times every 5 seconds every 5 seconds ry 5 seconds Abnormal Voltage on 3 3 V line flashes orange 8 times flashes 4 times hes 4 times every 5 seconds every 5 seconds ry 5 seconds Abnormal Voltage on 5 V line flashes orange 9 times flashes 5 times hes 5 times every 5 seconds every 5 seconds ry 5 seconds Abnormal Voltage on 6 V line flashes orange 10 times flashes 6 times flashes 6 times every 5 seco
106. nds every 5 seconds every 5 seconds Temperature Sensor shorted or open flashes 3 times Thermistor 2 C B A every 5 seconds Abnormal Temperature flashes 4 times Thermistor 2 C B A every 5 seconds 17 Clogged air filter flashes 5 times every 5 seconds Note 1 When two or more errors have occurred at the same time the LED will alternate flash patterns as shown above every 5 seconds 2 Warning OSD appears when the air filter is clogged 3 LAMP OFF The LED will flash immediately after the Lamp comes off 4 The detected error data will be stored in the EEPROM 52 PT 43LC14 PT 50LC14 PT 60LC14 How to solve the problem indicated by the Error Indication of LED All symptom is that Lamp turns off or Lamp does not light up Note Before performing the troubleshooting confirm that all connector cables in the unit are connected to connectors correctly 1 Cooling Fan 1 Fan2 and or Fan3 malfunction Replace the Power C B A Still NG replace the Projection Unit Still NG replace the Main C B A Are the Only the Fan1 stops jecti i Fan and Fan3 Replace the Projection Unit operating Only the Fan2 stops y P Replace the Projection Unit he Only the Faris stops Replace the Fan3 Mis installed the Lamp Cover the Lamp cover is open 1 Tighten the screw of the Lamp Cover 2 If still NG replace the Cover SW SW2911 on the Cover Switch C B A 3 If still NG replace the
107. nts with the lead free solder until it melts sufficiently Recommendations Recommended lead free solder composition is Sn96 5 Ag3 0 Cu0 5 PT 43LC14 PT 50LC14 PT 60LC14 4 SERVICE NOTES LED INDICATIONS FOR ERROR CONDITION Each LED indication facilitates finding the cause of the error When an error is detected the Lamp comes off and the LED on the front will flash Error Information 1 Fan2 or Fan3 stopped Lamp Cover open Temperature Sensor shorted or open Thermistor 1 C B A Abnormal Temperature Thermistor 1 C B A Ballast Error abnormal Lamp or Ballast Ballast Error abnormal Lamp voltage Ballast Error abnormal temperature Ballast Error other causes Abnormal Voltage on 30 V line Abnormal Voltage on 9 V line Abnormal Voltage on 5 V line Abnormal Voltage on 3 3 V line Abnormal Voltage on 5 V line Abnormal Voltage on 6 V line Temperature Sensor shorted or open Thermistor 2 C B A Abnormal Temperature Thermistor 2 C B A 17 Clogged air filter Note l POWER LED TEMP LED POWER LED flashes orange once every 5 seconds flashes orange twice every 5 seconds flashes orange 5 times every 5 seconds flashes orange 6 times every 5 seconds flashes orange 7 times ry 5 seconds hes orange 8 times ry 5 seconds flashes orange 9 times every 5 seconds flashes orange 10 times every 5 seconds 111148 LAMP LED TEMP LED flashes once every 5 se
108. o longer be available 3 After replacing the Projection Unit Ref No 21 be sure to perform ADJUSTMENT of the Projection Unit Refer to WHEN REINSTALLING THE PROJECTION UNIT INTO THE UNIT AT THE USER S LOCATION ADJUSTMENT PROCEDURES 1 4 The Infrared Remote Control Unit Ref No 109 replacement part is available as a complete assembly unit only Do not try to disassemble the Infrared Remote Control Unit 13 1 3 Electrical Replacement Notes 1 Unless otherwise specified All resistors are Q 1 000 M 1 000 2 Abbreviation RTL Retention Time Limited This indicates that the retention time is limited for this item After the discontinuation of this item in production it will no longer be available NR Non Repairable Board Ass y MGF CHIP Metal Glaze Film Chip C CHIP Ceramic Chip COMPLX CMP Complex Component W FLMPRF Wirewound Flameproof C B A Circuit Board Assembly P C B Printed Circuit Board E S D Electrostatically Sensitive Devices 3 When replacing 0 resistor a wire can be substituted for it 4 Since MAIN TUNER UHF VHF and SUB TUNER UHF VHF Ref No 756 and 757 have already been pre adjusted at the factory do not try to adjust them The replacement parts for them are available as a complete assembly unit only COMPARISON CHART OF MODELS amp MARKS MODEL MARK PT 43LC14 PT 50LC14 PT 60LC14 13 2 MECHANICAL REPLACEMENT PARTS LIST COMPARISON CHART OF MO
109. o rm 25 x 2 pen SES 8 a 8 3 g al los 4 8 gt tlel els a ee S g a sis 1988 amp jor 5 7501 ase 8 d 8 m 26812 8 0 T le lal Ter 815 e BUFFER BIS 5151 2 lel Sis Sle 2 a12e782 BIE B 5 5 5 8 8 mm a 5 5 TE ee TP7502 A A Aa a A A A A A AA A A SOL NOTE For placing a purchase order of the parts NOTE be sure to use the part number listed in the parts list FOR SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES Do not use the part number on this diagram REFER TO BEGINNING OF SCHEMATIC SECTION JA0468 VIDEO SIGNAL MAINISUB AUDIO SIGNAL ERE 1 a PARTS MARKED PT ARE NOT USED 1 Nu SUB TUNER aem pou 3 o 5 5 B oc z _ g 8 o 5 6 o 5 gt 6 a i o o Lo gt fn lt a E o o s 90 o o a 2 B E Q lt lt a 2 2 lt e a a m lt lt gt H O O 6 6 1 6 6 6 686 66 0 R7106 WW 0 7101 x d 818 SE E RTL C7102 STESTES SfE 187104 1000 6 3V id 2207106 a 2 tor 532 PT ST 5 1 DE B ET C7107 5 4 PT C7108 1H m S 4 E a 81 8
110. o input is NG Replace the Rear Jack C B A PC SD Card input is NG Replace the Main C B A 54 PT 43LC14 PT 50LC14 PT 60LC14 No sound from built in both L CH and R CH Speakers Check that there is an audio signal to the Audio Out Terminal from all input terminals NG Replace the Rear Jack C B A Only Audio1 2 Component 1 2 3 OR 4 input is NG Replace the Rear Jack C B A Only Audio3 input is NG Replace the Front Jack C B A Still NG replace the Rear Jack C B A Only Tuner input is NG Replace the Tuner C B A Still NG replace the Rear Jack C B A Only Bee NG Replace the Main C B A Only RGB 2 input is NG Replace the Front Jack C B A Still NG replace the Main C B A nly BOM is NG Replace the Main C B A Replace the Audio Amp C B A Still NG Replace the Rear Jack C B A Still NG Replace the Power C B A No sound from built in L CH Speaker only Press MENU button on the remote and select BALANCE in MENU screen Then press OK Does the BALANCE becomes center position YES Replace the L CH Speaker No sound from built in R CH Speaker only Press MENU button on the remote and select BALANCE in MENU screen Then press OK Does the BALANCE becomes center position YES Replace the R CH Speaker Set to the center position Set to the center position 55 PT 43LC14 PT 50LC14 PT 60LC14 56 PT 43
111. o the schematic diagram and parts list NOTE Circuit Board Layout includes components which are not used SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES 67 PT 43LC14 PT 50LC14 PT 60LC14 PT 43LC14 PT 50LC14 PT 60LC14 10 2 INTERCONNECTION SCHEMATIC DIAGRAM INTERCONNECTION SCHEMATIC DIAGRAM IMPORTANT SAFETY NOTICE COMPONENTS IDENTIFIED BY THE SIGN A HAVE SPECIAL CHARACTERISTICS IMPORTANT FOR SAFETY WHEN REPLACING ANY OF THESE COMPONENTS USE ONLY THE SPECIFIED PARTS THERMAL FUSE UNIT REPLACEMENT NOTE CAUTION FOR CONTINUED PROTECTION AGAINST FIRE HAZARD REPLACE ONLY WITH THE SAME TYPE NUMBER LSJA0464 FE 115 ATTENTION POUR UNE PROTECTION CONTINUE LES RISQUES D INCENDIE N UTILISERQUE DES FUSIBLE DE MEME TYPE NUMERO LSJA0464 FE 115 C NOTE FOR SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES REFER TO BEGINNING OF SCHEMATIC SECTION OTE THE LAMP UNIT IS NOT SUPPLIED AS A REPLACEMENT PART WHEN REPLACING REPLACE THE LAMP UNIT WHICH IS SUPPLIED AS A OPTIONAL ACCESSORY
112. on DRIVE DATABUS gt M X RFAN VIDEO 1668 3 5 ADJUSTMENT DATA SETTING DATA 5 7 OF EACH IC s FOR LCD DRIVE 1 2903 APPS FAN 2 1 DATA BUS 451 DRIVE vine 166005 1C2304 X FRONT JACK e eee i 1C9207 1C9208 SDIPC CARD EEPROM T i 839021 183502 SIGNAL LCD FAN SPEED CONTROL Y VIDEO N3 TRANS PROCESS LAMP TIME DATA i CEIVER TET DATA seria DATA LOCK MICRO 12904 1 P2904 CONTROLLER Fans SPEED CONTROL A FAN 3 S VIDEOIN3 5 a FAN1 ON H DRIVE 9 8 5 FAN2 ON H lt X AUDIO IN 3 UR m a 165007 EEPROM Lv RGB AUDIO IN2 L R 6 FLASH MEMORY SETTING DATA OF EACH i ai s 1 H i USER ADJUSTMENT DATA b E 2 6 8 8 dm 5 1 i PROCESSOR 1 COVER SWITCH C B A p 5 53 5 i 9004 1 6002 el HDMI AUDIO NUR 3404 1 3602 20 SERIAL DATAIGLO Lave cover 2020 PPM i RGB AUDIO NIU 45 COVER SW i DVAUDO NLA lt l FILTER ERROR DETECTION i LERNTE 2 SERIAL LAMP COVER OPEN H 1C2905 Y 1 H MAIN MICRO 1 PERPE ONE LII S CONTROLLER THERMISTOR1CBA _ _ em 5 5 ee LAMP STATUS ERROR P2303 RGB IN2 1C5501 THERMO TEMP DATA 3 4 I2C SERIAL DATA C
113. ptical Cover by removing the 2 Screws 454 3 Remove the Screw 401 from the front side gu Optical Cover Front Cover Unit Fig D6 1 4 To remove the Cover Switch C B A remove the Display Support Plate L with the Cover Switch C B A by removing the 2 Screws 401 5 Remove the Cover Switch C B A by removing the Screw 402 Cover Switch isplay Support Plate L Fig 06 2 Reassembly Note When installing the Display Support Plate L with the Cover Switch C B A install it with the Lamp Cover removed 44 PT 43LC14 PT 50LC14 PT 60LC14 6 ADJUSTMENT PROCEDURES 1 WHEN REINSTALLING THE PROJECTION 4 1 Then press and hold the VOLUME DOWN button on the unit and the SWAP key on the remote for more than UNIT INTO THE UNIT AT THE USER S 1 second The unit will go into the Factory Adjust Mode LOCATION FACTORY ADJUST menu will appear The following ADJUSTMENT of the Projection Unit must be FACTORY ADJUST 1 1 performed M 0405252 8 04052002 a Mechanical Picture Position Adjustment VIDEO ADJ b ieee Adjustment SOUND ote FAN Perform this adjustment only if necessary Normally it will OTHER not be necessary 8 TS A PARTIAL c Electrical Picture Position Adjustment Preparation of ADJUSTMENT 1 Install all parts except the Front Cover Unit and the Optical Cover DEFAULT SET SELF CHECK lt Factory Adjust mode gt Fig M1 3 2 Then press th
114. remote Adjust OPT VPOSI so that A is symmetrical to B by pressing the VOLUME UP DOWN key on the remote to change the value width a width a width b width b Confirm that all A B C D E F G H I J K L are each almost symmetrical If not adjust the OPT HPOSI and OPT VPOSI repeat steps 1 6 until the picture is in the correct position Press the CH UP DOWN key on the remote to return to the OTHER menu 47 PT 43LC14 PT 50LC14 PT 60LC14 7 ADJUSTMENT PROCEDURES 2 INITIAL GUIDELINE The table below shows which adjustments are necessary according to the unit parts and individual parts to be replaced Make sure to perform these adjustments shown below as necessary Tuner C B A is included in TV Tuner Unit Replacement Parts Adjustment Item Tuneri 7501 MTS SAP Signal Process Tuner C B A Separation Adjustment VR Adjustment Adjustment Q Section Note Adjustment Item Fig E1 1 Section Adjustment Item Necessary Equipment Input Tuner C B A Separation Adjustment MTS SAP Signal Generator MTS Signal RF Adjustment VR Adjustment Oscilloscope Only L CH 300Hz 30 Modulating TV Section Plastic Tip Driver Fig E1 2 TEST EQUIPMENT To do all of these electrical adjustments the following equipment is required 1 Dual Trace Oscilloscope Voltage Range 0 001
115. s are placed in their original position It is important for the best operation of the unit Note Use extreme care especially for the following P2303 From Thermistor 1 C B A Thermistor 2 P2902 From Fan 1 2 0985 gt 22957 on E001 115 0 2391 I CONSULTER T FUSILE Then EL DE E W From Main P1306 From Thermal Fuse Unit SEC DEKVIGE MANUAL 1 THERMAL FUSE L CONSULTER LE MANUEL DE SERVICE FUSIBLE THERMIQUE 50504 4 From Main P2502 From C B A Cover Switch P2304 From Thermistor 2 FIE NI moun Ballast C B A Fig 9 2 PT 43LC14 PT 50LC14 PT 60LC14 After servicing make sure that all wires leads and clampers are placed in their original position It is important for the best operation of the unit Note Use extreme care especially for the following P6305 From Operation No connection P5501 From Front Jack C B A From Front 228 Jack C B A From Front Jack C B A From Audio From Power C B A Amp C B A Clamper P3401 P6002 From Ballast C B A From Power C B A P3402 From LCD Drive C B A P5302 From LCD Drive C B A GND Plate A k P805 La From Ballast C B A 54 16 PT 43LC14 PT 50LC14 PT 60LC14 After servicing make sure that all wires leads and clampers are placed in their original position It is importan
116. t slide the Projection Unit to the rear approx 1 5 inch 4 cm Then lift up the front and the rear portions of the Projection Unit by both hand to release the Guide Tabs Then slide out the Projection Unit Or remove the Fan 3 Unit from the Projection Unit at first Refer to Fig D2 3 CAUTION Disconnect Connector P2502 and hook it as follows Cover Switch Tips on removal of the Projection Unit Ce lt 5 View gt Lift up and slide the Projection Unit by approx 1 5 inch 4 cm Lift up the front portion Q Lift up the rear portion S J 40 6 side out the Projection Unit Xy A Fig D2 1 PT 43LC14 PT 50LC14 PT 60LC14 CAUTION Disconnect Connector P2502 and hook it as follows Guide Tabs X5 d Bottom View of Projection Unit Rear Projection Unit Fig D2 2 Reassembly Note Before installing the Projection Unit confirm that the P2502 cable is hooked to the pin Then install the Projection Unit to the cabinet 26 PT 43LC14 PT 50LC14 PT 60LC14 3 1 Disconnect Connector P2904 and remove the Fan 3 Unit by removing the 2 Screw 402 2 Remove the Top Duct 3 Unit by removing the 4 Screws 421 CAUTION When removing the Screws 421 on the Top Duct 3 Unit plastic dust may be produced Therefore confirm that
117. t for the best operation of the unit Note Use extreme care especially for the following P3401 To Main C B A 4501 To Audio Amp C B A 2 UNDE AC Cord To Fan 4 17 5 DISASSEMBLY ASSEMBLY PROCEDURES 5 1 CABINET SECTION CABINET SECTION DISASSEMBLY METHOD OF CABINET SECTION Cabinet section contains following removal procedures REMOVAL OF THE BALLAST C B A AND THE TV TUNER UNIT FROM THE CABINET REMOVAL OF THE PROJECTION UNIT FROM THE CABINET REMOVAL OF THE TUNER C B A THE MAIN C B A THE REAR JACK C B A THE AUDIO AMP C B A THE POWER C B A FROM THE TV TUNER UNIT REMOVAL OF THE SCREEN UNIT AND THE SPEAKER FROM THE DISPLAY REMOVAL OF THE MIRROR FROM THE BACK COVER REMOVAL OF THE FRONT JACK C B A AND THE OPERATION C B A FROM THE CABINET REMOVAL OF THE COVER SWITCH C B A FROM THE CABINET DISASSEMBLY FLOWCHART This flow chart indicates the disassembly steps of the cabinet parts and the P C Boards in order to gain access to item s to be serviced When reassembling perform the step s in the reverse order Bend route and dress the wires as they were originally FRONT COVER UNIT SPEAKER REAR COVER LAMP COVER OPTICAL COVER NETWORK C B A PROJECTION UNIT den BALLASTC B A i SCREEN UNIT THERMISTOR2C B A FANSUNIT MIRROR j OPERATION C B A TV TUNER UNI
118. t the same time for more than 5 seconds The cooling fan will operate for about 10 minutes LAMP LED will flash 5 times every 5 second and POWER LED will flash red for 10 minutes 4 Remove the Front Cover Unit from the latches 5 Remove the Lamp Cover by loosening the Screw __ ME Fig 5 3 6 Loosen the Screw on the Lamp Then pull the Lamp Note Because the Lamp may still be hot use caution when handling Fig 5 4 7 Install the new Lamp and tighten the Screw 8 Install the Lamp Cover securely and tighten the Screw 9 Install the Front Cover Unit Note After replacing the Lamp use caution to reset the Lamp time CLEANING METHOD THE SCREEN UNIT AND THE MIRROR THE SCREEN UNIT Lenticular Screen Fresnel Lens It is strongly recommended that the Lenticular Screen surface outside and the Fresnel Lens surface inside should be wiped gently with a clean soft dry cloth to remove the dirt Note 1 Ifthe dirt cannot be removed by wiping with a clean soft dry cloth use a clean soft dry cloth moistened with diluted neutral pH liquid cleanser or a lens cleaner usually containing a small amount of ethyl alcohol and wipe lightly Take care not to leave any streaks Do not use cleaning materials containing methyl alcohol acetone or dichloromethane 2 Useanair blower to clean the inner surface of the Lenticular Screen and the outer surface of the Fresnel Lens the surfaces that one another Thes
119. till NG replace the Main C B A 5V line on the Main C B A error 1 Replace the Power C B A 2 If still NG replace the Main C B A 14 6V line on the Main C B A error 1 Replace the Power C B A 2 If still NG replace the Main C B A The temperature sensor R2821 on the Thermistor 2 Remove P2304 connector on the LCD Drive C B A and check if the resistance between pin1 and pin2 of C B A on the Lamp House is short or open P2821 on the Thermistor 2 C B A is 5kQ 1MQ If NG replace the Temperature Sensor R2821 on the Thermistor 2 C B A Still NG replace the Projection Unit Still NG replace the Main C B A Note The Projection Unit includes LCD Drive C B A It indicates when the temperature detected by the 1 Relocate the unit to a proper location Temperature Sensor R2821 on Thermistor 2 C B A Do not place in direct sunlight and other sources of direct heat exceeds 85 C 185 F Do not place the unit in humid or dusty location or areas exposed to smokeor steam 1 The surrounding temperature of the place of use may surrounding temperature should be between 0 C 32 F and 40 C 104 F and humidity should be be too high between 20 and 80 with no condensation 2 The vents on the rear may be blocked The vents are not blocked It is recommended that a gap of at least 10 cm is left all around the unit even when it is placed inside a cabinet or between shelves 2 Check if the fans are operating properly
120. ts list section of the service manual 4 Parts different in shape or size may be used However only interchangeable parts will be supplied as service replacement parts 5 Test point information Test point with jumper wire across a hole in P C B Q Test point with no test pin Schematic Diagram Notes 1 Indication for Zener Voltage of Zener Diodes The Zener Voltage of Zener Diodes are indicated as such on Schematic Diagrams Example 6 2V Zener Voltage 2 How to identify Connectors Each connector is labeled with a Connector No and Pin No Indicating what it is connected to in other words its counter part Use the interconnection schematic diagram to find the connection between associated connectors Example The connections between C B A s are shown below Ref No of the connection parts such as lead cable flexible cable which is supplied as a replacement parts The Number of pins of the Connector MAIN C B A P3004 POWER SUPPLY C B A Pins Connector No on Main C B A 3 Parts marked PT are not used in any models included in this service model 66011 1 8011 t R6097 Example 100P Ti I PT PT 4 Jumper wires are used for WA10 WAS etc and these are not supplied as replacement parts Circuit Board Layout Note Circuit Board Layout shows components installed for various models For proper parts content for the model you are servicing please refer t
121. urn on the power 2 Press the MENU key on the remote to display the MENU Screen 3 Select LOCK by pressing CH UP DOWN key on the remote Then press the OK key GUIDE qon y MENUO OEXIT ENTER 4 DIGIT CODE 4 Press and hold the VOLUME DOWN button on the unit and the OK key on the remote for more than 5 seconds while this LOCK menu is displayed When reset is finished power shuts off automatically the user s memory is reset CLOGGED AIR FILTER DETECTION When a dirty or clogged air filter is detected the OSD display appears for 1 minute And then the Lamp is turned OFF When this OSD display appears remove the Projection Unit from rear and clean the air filters gently on the Projection Unit AIR FILTER CLEANING IS RECOMMANDED AT THIS TIME FIRST TURN THE UNIT OFF PLEASE CALL FOR SERVICE UNIT WILL BE TURNED OFF AFTER 1 MINUTE BEFORE REMOVING THE PROJECTION UNIT FROM THE UNIT AT THE USER S LOCATION 1 When removing the Projection Unit remove the Lamp from the Projection Unit and keep it Then reinstall this Lamp into the new Projection Unit 2 When removing the Projection Unit remove the Fan 3 Unit the Top Duct 3 Unit and the 20 pin Cable from the Projection Unit and keep them Then reinstall the Fan 3 Unit the Top Duct 3 Unit and the 20 pin Cable into the new Projection Unit Pa M Projection Unit Screw Lam for lamp P E Fan 3 Unit 13 PT 43LC14

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