Panasonic PT- 47WX49E Service Manual Download Page 27 | Manualshive

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G & K-BOARDS -- TARJETAS G , K

G & K-BOARD SCHEMATICS & LAYOUTS -- DIAGRAMAS ELÉCTRICOS Y CIRCUITOS IMPRESOS DE LAS TARJETAS G , K

B

E

C

CHIP TRANSISTOR
LEAD DESIGNATION

B

E

C

IDENTIFICACIÓN DE TERMINALES
PARA TRANSISTORES EN

CHIP

Nota

• Los circuitos impresos las tarjetas han sido

modificados par mayor claridad.

Note

• The board layouts were modified to enhance and

display traces otherwise hidden by a mask.

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Summary of Contents for PT- 47WX49E

Page 1: ...s 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 Manual by anyone else could result in serious injury or death Chassis PT 47WX49E DP820 PT 47WX51E DP820 PT 47WX51CE DP820 Models ORDER NO MTNC010522A1 B2 This Simplified Service Manual is issued to add listed model ...

Page 2: ...e to turn the power OFF when the lens is removed or when checking the cleanliness of the lens 3 Do not remove the lens or metal box to check the projection tube for operation by watching it directly Use a mirror or paper to view the image Before returning a serviced PTV to the owner the service technician must thoroughly test the unit to ensure that is completely safe to operate Do not use a line ...

Page 3: ...ig 4 Figure 3 Measuring H V 4 Connect a H V meter static type class 0 1 with high voltage leads to high voltage distributor on FBT See Fig 4 Figure 4 DVM Power supply connection Connect the 15 25 V DC variable power supply to TPD8 or IC802 pin 2 D Board and heat sink of Q551 See Fig 4 Procedures 1 Apply a monoscope pattern 2 Turn PTV ON 3 Adjust the Picture or Brightness controls so that the DVM r...

Page 4: ...assembly for Service 10 Speaker Grille Removal 10 Keyboard Removal 10 Speakers Replacement 10 Cabinet Back Lower Cover Removal 10 Cabinet Back Cover Removal 10 Mirror Removal 10 Screen Frame Removal 11 Screen Assembly 11 Main Chassis Block 11 Chassis Assembly 11 Disassembly for CRT Replacement 12 CRT Replacement 12 Optical Block Position Adjustment 13 PTV Screen Assemblies 14 Dynamic Focus Adjustm...

Page 5: ...older on the board soldering pads 2 Hold the chip component against the soldering pads with tweezers or with a miniature alligator clip and apply heat to the pad area with a 30 watt iron until solder flows Do not apply heat for more than 3 seconds How to Replace Flat IC Required Tools 1 Cut the pins of a defective IC with wire cutters Remove IC from board If IC is glued to the board heat the IC an...

Page 6: ...n and shock and fire hazard parts indicated with the symbol on the schematic must be replaced with identical parts Order parts from the manufacturer s parts center using the parts numbers listed in this service manual or provide the chassis number and the part reference number For optimum performance and readability all other parts should be replaced with components of identical specification Feat...

Page 7: ...FORMATS G Board TNP2AA090 Front A V Connections K Board TNP2AA089 Customer Controls LR Board TNPA1810 RED CRT Drive LG Board TNPA1811 GREEN CRT Drive LB Board TNPA1812 BLUE CRT Drive R Board TNPA0615AB IR Sensor Table 2 PCB Designation FEATURE PT 47WX49E PT 47WX51E CE Specifications are subject to change without notice or obligation Dimensions and weights are approximate Note The A Board TNPH0370A...

Page 8: ...ating features when menus are displayed Channel Press to select programmed channels Press to highlight desired features when menus are displayed Also use to select Cable Converter box channels after programming Remote Control Infra red codes the TV AUX CABLE switch must be set in CABLE position Action Press to display Main Menu and access On Screen feature and Adjustment Menus TV Video Press to se...

Page 9: ...une Button Press to switch to the previous channel ACTION Button Press to display Main Menu and access or exit On Screen features and Adjustment Menus REW PLAY FF TV VCR STOP PAUSE REC VCR CHANNEL Buttons Component function buttons DBS EXIT DBS GUIDE Buttons DBS function buttons LIGHT Button Press to light remote control buttons SAP Access second audio program ASPECT Select picture size ratio to m...

Page 10: ... Grille See Fig 7 2 Each speaker is secured to the cabinet with 4 screws 3 Disconnect the R L speaker lead connectors from the speaker units Cabinet Back Lower Cover Removal Fig 8 1 Remove 7 hex screws around the perimeter marked with arrows See Fig 8 for screws location 2 Remove 3 screws from around the A V terminal board marked with arrows Figure 8 Cabinet Covers Removal Cabinet Back Cover Remov...

Page 11: ...he screens is critical for displaying pictures properly Detailed screen assembly can be seen in Fig 10 Main Chassis Block Fig 11 1 Remove the Speaker Grille See Fig 7 2 Remove the cabinet back lower cover See Fig 8 3 The main chassis block is secured to the cabinet by screws at front behind the Speaker Grill and inside on the bottom of the optical frame 4 Remove the horizontal barrier panel at the...

Page 12: ...RT neck 7 Remove 2 screws from the defective CRT housing See Fig 16 CAUTION Do not remove the 4 CRT lens screws Figure 16 CRT Replacement CAUTION Support the CRT Assembly when loosening screws 8 Release CRT anode lead from CRT chassis wire clamp and all other wires from holders 9 Loosen a screw that secures the DY and remove it from the CRT neck Caution To insure X Ray radiation protection the len...

Page 13: ...T focus lens Figure 19 CRT Screw Tightening Order Note Assemble with screws in the order as indicated in Fig 10 and tighten with same torque Optical Block Position Adjustment Figure 20 Optical Block Position The optical block mounting has holes to allow for the different size projection screens These mounts will adjust to 61 inch and 51 inch projection screens If the optical block is removed for s...

Page 14: ... save press ACTION again or OTHER to exit without saving Procedure 1 Enter to Service mode and set the following default DATA H PAR to 317 V SAW to 23 V PAR to 69 2 Connect the scope probe to TPD30 GND to TPD31 3 Confirm that level of A is 600_V 100_V adjust H PAR DAC to set to specification level 4 Confirm that level of B is 280_V 50_V adjust V PAR DAC to set to specification level 5 Confirm that...

Page 15: ...ar in screen enter V DEF V SIZE mode and adjust until they appear 7 Confirm that measurement of A has not changed 8 Enable digital convergence by changing DAC MUTE from 1 to 0 and remove caps from lenses 9 If Trapezoid adjustment is required after this adjustment perform trapezoid adjustment Side Bars Adjustment SBPOS 1 Set PTV to 4 3 aspect 2 Adjust SBPOS to obtain the same size on both borders t...

Page 16: ...4 TCJ2VB1H272K CAP C 0027UF K 50V C417 TCJ2VB1H103K CAP C 01UF K 50V C418 ECQB1H183JM3 CAP P 018UF J 50V C421 ECEA1CN220UB CAP E 22UF 16V C461 ECA1HM221B CAP E 220UF 50V C501 ECA1VM101B CAP E 100UF 35V C502 ECQV1H105JL3 CAP P 1 0UF J 50V C503 ECKR2H102KB5 CAP C 1000PF K 500V C509 ECWF2474JSR CAP P 47UF J 200V C511 ECWH20222JVY CAP P 2200PF J 2KV C512 ECWH20102JVY CAP P 1000PF J 2KV C513 ECQF4103JZ...

Page 17: ...3ZF5 CAP C 022UF Z 50V C851 ECQV1H104JL3 CAP P 10UF J 50V C852 ECA1VM101B CAP E 100UF 35V C854 ECA1CM221B CAP E 220UF 16V C855 TCJ2VB1E104K CAP C 10UF K 25V C883 ECQV1H474JL3 CAP P 47UF J 50V C890 TCJ2VF1H103Z CAP C 01UF Z 50V C897 ECQV1H474JL3 CAP P 47UF J 50V C898 TCJ2VF1H103Z CAP C 01UF Z 50V C902 ECQM2103KZ3 CAP P 01UF K 200V REF NO PART NO DESCRIPTION C903 ECKR1H103ZF5 CAP C 01UF Z 50V C904 E...

Page 18: ... DIODE D519 AU02ZV0 DIODE D634 MA165TA5VT DIODE SWITCHING D650 MA4110MTA DIODE ZENER D651 MA4110MTA DIODE ZENER D656 MA4110MTA DIODE ZENER D657 MA4110MTA DIODE ZENER D659 MA4110MTA DIODE ZENER D660 MA4110MTA DIODE ZENER D662 MA4110MTA DIODE ZENER REF NO PART NO DESCRIPTION D663 MA4110MTA DIODE ZENER D702 D1NL40V70 DIODE D801 RBV 408 BRIDGE RECTIFIER D802 ERZC10VK361G VARISTOR D815 MA165TA5VT DIODE...

Page 19: ...BEAD L825 TALL08T330KA LINE FILTER L826 TALL08T330KA LINE FILTER L827 TALL08T330KA LINE FILTER L888 TALL08T680KA LINE FILTER L901 EXCELSA35T FERRITE BEAD L902 EXCELSA35T FERRITE BEAD L903 EXCELSA35T FERRITE BEAD L933 EXCELSA35T FERRITE BEAD L934 EXCELSA35T FERRITE BEAD REF NO PART NO DESCRIPTION L935 EXCELSA35T FERRITE BEAD L961 EXCELSA35T FERRITE BEAD L962 EXCELSA35T FERRITE BEAD L963 EXCELSA35T ...

Page 20: ...SJ101P RES M 100 J 1W R320 ERDS1FJ330P RES C 33 J 1 2W R321 ERDS1FJ330P RES C 33 J 1 2W R322 ERG12SJ101P RES M 100 J 1W REF NO PART NO DESCRIPTION R323 ERDS2TJ182T RES C 1 8K J 1 4W R325 ERDS2TJ473T RES C 47K J 1 4W R327 ERC12GK331D RES C 330 K 1 2W R328 ERDS1TJ104T RES C 100K J 1 2W R331 ER0S2TKF2200 RES M 220 F 1 4W R332 ERDS2TJ151T RES C 150 J 1 4W R333 ER0S2TKF2200 RES M 220 F 1 4W R335 ER0S2T...

Page 21: ...393T RES C 39K J 1 4W R541 ERDS2TJ563T RES C 56K J 1 4W R550 ERDS2TJ273T RES C 27K J 1 4W R601 ERJ6GEYJ101V RES M 100 J 1 10W R602 ERJ6GEYJ101V RES M 100 J 1 10W R603 ERJ6GEYJ562V RES M 5 6K J 1 10W REF NO PART NO DESCRIPTION R604 ERJ6GEYJ101V RES M 100 J 1 10W R605 ERJ6GEYJ101V RES M 100 J 1 10W R606 ERJ6GEYJ101V RES M 100 J 1 10W R607 ER0S2TKF6201 RES M 200 F 1 4W R608 ERJ6ENF3830V RES M 383 F 1...

Page 22: ...AJ100P RES F 10 J 1 4W R947 ERQ14AJ120P RES F 12 J 1 4W R948 ERDS2FJ122T RES C 1 2K J 1 2W R949 ERDS2TJ103T RES C 10K J 1 4W R950 ERDS2TJ683T RES C 68K J 1 4W R951 ERDS2TJ683T RES C 68K J 1 4W R952 ERDS2TJ103T RES C 10K J 1 4W REF NO PART NO DESCRIPTION R953 ERDS2TJ122T RES C 1 2K J 1 4W R954 ERDS1FJ390T RES C 39 J 1 2W R955 ERDS1FJ390T RES C 39 J 1 2W R956 ERDS1FJ8R2T RES C 8 2 J 1 2W R957 ERDS2T...

Page 23: ...PTION M020 TKP2AA0581S ASSY BRACKET REAR M021 TKP2AA0622S ASSY SPEAKER GRILLE M022 TKP2AA0641S ASSY CONTROL PANEL Control Panel LED Panel Inst Sheet M023 TKU2AA02701 CABINET BACK LOWER M024 TKD2AX1951 INNER BARRIER BOARD M025 ENPE630 SPLITTER RF M026 KFT7CP336F TRANSFORMER SPLITTER M027 KRCBC160928B RING CORE NOISE FILTER M028 TAS2AA0022 SPEAKER TWEETER M029 TAS2AA0027 SPEAKER WOOFER M030 TBL2AH30...

Page 24: ...tudes may vary depending on the type of Oscilloscope used and its settings 5 Ground symbol shown on waveform number indicates Hot ground lead connection of the Oscilloscope CAUTION Incorrect ground connection of the test equipment will result in erroneous readings 3 VOLTAGE MEASUREMENTS 1 Voltage measurement AC input to the Receiver is 120V NTSC HD 1125i 525P when applicable signal generator is co...

Page 25: ...encia de la señal y el contenido de la imagen Las fuentes de voltajes son nominales 2 El símbolo indica el tipo de tierra que se utiliza en la conexión del medidor PRECAUCION SI no se utiliza la conexión a la tierra adecuada se obtendrán mediciones equivocadas y podría dañar el equipo de medición MEDICIÓN DE FORMAS DE ONDA 1 Un símbolo como indica el punto para medir una señal La medición puede ha...

Page 26: ...ay receive an electric shock 2 Do not short HOT section to COLD section That could blow the fuse or damage components 3 Never measure HOT and COLD sections at the same time when using tools such as oscilloscopes or multi meters 4 Always unplug the unit before beginning any operation such as removing the chassis Non Flammable Solid Metal Oxide Metal Precision and high stability Wire Wound Thermisto...

Page 27: ...OS DE LAS TARJETAS G K B E C CHIP TRANSISTOR LEAD DESIGNATION B E C IDENTIFICACIÓN DE TERMINALES PARA TRANSISTORES EN CHIP Nota Los circuitos impresos las tarjetas han sido modificados par mayor claridad Note The board layouts were modified to enhance and display traces otherwise hidden by a mask ...

Page 28: ... 28 A BOARD SCHEMATIC DIAGRAMA ELÉCTRICO TARJETA A A BOARD TARJETA A ...

Page 29: ... 29 A BOARD SCHEMATIC DIAGRAMA ELÉCTRICO TARJETA A A BOARD TARJETA A ...

Page 30: ... 30 A BOARD SCHEMATIC DIAGRAMA ELÉCTRICO TARJETA A A BOARD TARJETA A ...

Page 31: ... 31 A BOARD SCHEMATIC DIAGRAMA ELÉCTRICO TARJETA A A BOARD TARJETA A ...

Page 32: ... Measurements Integrated Circuits IC2302 1 2 3 4 5 6 7 8 9 10 11 12 13 22 21 22 23 0 32 21 46 9 43 4 91 0 00 2 55 0 00 0 00 0 00 5 23 0 00 14 15 16 17 18 19 20 21 22 23 24 25 20 95 0 00 5 36 0 00 0 00 0 00 0 00 9 35 21 47 0 31 22 25 11 94 IC7002 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 0 00 0 00 17 97 19 12 19 41 0 48 0 48 19 11 0 62 19 40 0 20 19 11 0 16 0 16 0 44 0 39 19 11 0 49 A BOARD TARJ...

Page 33: ... 33 Notes ...

Page 34: ... 34 Printed in USA K01052203ZR0511 ...

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