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REPLACEMENT PARTS LIST

Models: CT-27G7DF, CT-27G7DUF, CT-27G7SDF & CT-27G7SDUF

Important Safety Notice: Components printed in BOLD TYPE have special characteristics important for safety. When replacing
any of these components use only manufacturer’s specified parts.

- 11 -

022-02

P

ARTS

L

IS

T

Parts List

IC005

PQ1X331M2ZP

3.3 V REGULATOR

IC006

MN1280R

RESET

IC050

TC74HC4066AL

HALF TONE (OSD)

IC451

LA7838

V. OUT

IC551

AN78M09LB

9V REGULATOR

IC552

AN78M05LB

PLUS 5V AVR

IC553

AN78M05LB

PLUS 5V AVR

IC801

STRG5624A

VCO (POWER SUPPLY)

IC2201

AN5829S-E1V

MTS , S-AGC

IC2301

AN17800A

AUDIO OUT AMP

IC2302

AN17800A

AUDIO OUT AMP

COILS

L001

EXCELSA35T

FERRITE BEAD

L003

TLUABTA2R2K

COIL, PEAKING 2.2UH

L004

TLUABTA2R2K

COIL, PEAKING 2.2UH

L005

EXCELDR35V

FERRITE BEAD

L006

EXCELSA24T

FERRITE BEAD

L007

EXCELDR35V

FERRITE BEAD

L008

TLUABTA470K

COIL, PEAKING 47UH

L009

EXCELSA35V

FERRITE BEAD

L010

ELESN330JA

COIL, PEAKING 33UH

L011

ELESN330JA

COIL, PEAKING 33UH

L013

EXCELDR35V

FERRITE BEAD

L014

ELESN180KA

COIL, PEAKING 18UH

L016

EXCELSA35V

FERRITE BEAD

L017

TLUABTA100K

COIL, PEAKING 10UH

L018

TLUABTA150K

COIL, PEAKING 15UH

L019

EXCELDR35V

FERRITE BEAD

L090

EXCELSA24T

FERRITE BEAD

L104

TLUABTA2R2K

COIL, PEAKING 2.2UH

L108

EXCELSA35V

FERRITE BEAD

L238

EXCELSA39V

FERRITE BEAD

L245

EXCELSA35V

FERRITE BEAD

L250

EXCELSA35V

FERRITE BEAD

L306

TLUABTA2R2K

COIL, PEAKING 2.2UH

L325

EXCELSA35V

FERRITE BEAD

L351

TLTABT101K

COIL, PEAKING

L403

TLUABTA2R2K

COIL, PEAKING 2.2UH

L416

EXCELSA39V

FERRITE BEAD

L551

ELH5L7103

COIL

L801

ELF20N020A

COIL, 2UH

L802

TALL08T470KA

LINE FILTER

L803

TALL08T680KA

LINE FILTER

L805

TALL08T220KA

TRANSFORMER, LINE FILTER

L2305

EXCELSA35V

FERRITE BEAD

L2350

ELESN4R7JA

COIL, PEAKING 4.7UH

TRANSISTORS

Q001

2SD601ARTX

TRANSISTOR

Q006

2SB709ARTX

TRANSISTOR

Q007

2SB709ARTX

TRANSISTOR

Q008

2SB709ARTX

TRANSISTOR

REF NO.

PART NO.

DESCRIPTION

Q009

2SC1473A

TRANSISTOR

Q050

2SB709ARTX

TRANSISTOR

Q051

2SB709ARTX

TRANSISTOR

Q052

2SB709ARTX

TRANSISTOR

Q053

2SD601ARTX

TRANSISTOR

Q054

2SD601ARTX

TRANSISTOR

Q055

2SD601ARTX

TRANSISTOR

Q090

2SB709ARTX

TRANSISTOR

Q092

2SB709ARTX

TRANSISTOR

Q351

2SC3063RL

TRANSISTOR

Q352

2SC3063RL

TRANSISTOR

Q353

2SC3063RL

TRANSISTOR

Q354

2SD601ARTX

TRANSISTOR

Q355

2SD601ARTX

TRANSISTOR

Q356

2SD601ARTX

TRANSISTOR

Q451

2SD601ARTX

TRANSISTOR

Q452

2SD601ARTX

TRANSISTOR

Q453

2SD601ARTX

TRANSISTOR

Q501

2SC4212HLB

TRANSISTOR

Q505

2SD601ARTX

TRANSISTOR

Q520

2SD601ARTX

TRANSISTOR

Q551

2SC5339LBMA1

TRANSISTOR

Q605

2SB709ARTX

TRANSISTOR

Q606

2SD601ARTX

TRANSISTOR

Q820

2SA1767QTA

TRANSISTOR

Q830

2SB1011QRL

TRANSISTOR

Q2350

2SB709ARTX

TRANSISTOR

RELAYS

RL801

TSEH0005

RELAY

RESISTORS

R001

ERJ6GEYJ102V

RES,M 1K-J-1/10W

R003

ERJ6GEYJ105V

RES,M 1M-J-1/10W

R004

ERJ6GEYJ562V

RES,M 5.6K-J-1/10W

R006

ERDS2TJ101T

RES,C 100-J-1/4W

R007

ERJ6GEYJ471V

RES,M 470-J-1/10W

R008

ERJ6GEYJ471V

RES,M 470-J-1/10W

R009

ERJ6GEYJ472V

RES,M 4.7K-J-1/10W

R010

ERJ6GEYJ682V

RES,M 6.8K-J-1/10W

R011

ERJ6GEYJ682V

RES,M 6.8K-J-1/10W

R012

ERJ6GEYJ473V

RES,M 47K-J-1/10W

R013

ERJ6GEYJ202V

RES,M 2K-J-1/10W

R014

ERJ6GEYJ221V

RES,M 220-J-1/10W

R015

ERJ6GEYJ221V

RES,M 220-J-1/10W

R016

ERJ6GEYJ221V

RES,M 220-J-1/10W

R017

ERJ6GEYJ681V

RES,M 680-J-1/10W

R018

ERJ6GEYJ681V

RES,M 680-J-1/10W

R019

ERJ6GEYJ681V

RES,M 680-J-1/10W

R021

ERJ6GEYJ101V

RES,M 100-J-1/10W

R022

ERJ6GEYJ101V

RES,M 100-J-1/10W

R023

ERJ6GEYJ102V

RES,M 1K-J-1/10W

R024

ERJ6GEYJ153V

RES,M 15K-J-1/10W

REF NO.

PART NO.

DESCRIPTION

Содержание CT-27G7DUF

Страница 1: ...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 Manual by anyone else could result in serious injury or death ORDER NO MTNC020101A1 B5 Panasonic CT 27G7DF JP363 CT 27G7DUF JP363 CT 27G7SDF JP363 CT 27G7SDUF JP363 Chassis Models Sim plified This s...

Страница 2: ... shielding The safety glass provide shielding for the tube viewing area against x ray radiation as well as implosion The magnetic shield limits the x ray radiation around the bell of the picture tube in addition to the restricting magnetic effects When using a picture tube test jig for service ensure that the jig is capable of handling 50kV without causing x ray radiation Before returning a servic...

Страница 3: ...rotection Circuit Check Adjustments 5 Receivers Feature Table 6 Location of Receiver Controls 7 Chassis view 8 Parts List 9 Schematic Notes 14 A Board schematic 16 A Board IC voltages 21 A C Board layout 22 C Board schematic 24 A C transistor voltages 27 A Board waveforms 27 ...

Страница 4: ... 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 and releas...

Страница 5: ...r is returned to the customer If voltages are out of tolerance immediate service and correction is required to insure safe operation and to prevent the possibility of premature component failure Equipment 1 Isolation transformer 2 High voltage meter 3 Short jumper 4 Jumper diode same as D823 PN S3L60P154004 diode should be rated a minimum of 150V Procedure 1 Connect the receiver to an isolation tr...

Страница 6: ...ear front 1 0 Headphone jack X Dimensions mm WxDxH in 665 2 x 545 x 594 8 26 2 x 21 5 x 23 4 Weight kg lbs 35 77 2 Power source V Hz 120 60 Anode voltage 29 25kV 1 25kV Video input jack 1Vp p 75Ω phono jack Audio input jack 500mV RMS 47kΩ A Board TNP2AH040 BH C Board TNP2AA106 AG Table 1 Receiver Features Specifications are subject to change without notice or obligation Dimensions and weights are ...

Страница 7: ...e displayed Channel buttons 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 button Press to display main menu and access on screen feature and adjustment menus TV Video button Press to select T...

Страница 8: ... Chassis View Figure 4 Chassis view Figure 3 A Board main components and test points components within dotted areas are located on trace side Back A V inputs Back S Video input HPJ output Front A V inputs ...

Страница 9: ... 50V C105 ECA0JM101B CAP E 100UF 6 3V C350 ECA1CM101B CAP E 100UF 16V C351 TCJ2VB1H391K CAP C 390PF K 50V C352 TCJ2VB1H391K CAP C 390PF K 50V C353 TCJ2VB1H471K CAP C 470PF K 50V C354 ECKW3D102KBN CAP C 001UF K 2KVDC C357 EEANA1E1R0B CAP E 1 0UF 25V C361 TCJ2VC1H151J CAP C 150PF J 50V C362 TCJ2VC1H151J CAP C 150PF J 50V C363 TCJ2VC1H151J CAP C 150PF J 50V C451 ECA1CHG470B CAP E 47UF 16V C452 ECSF1E...

Страница 10: ...00B CAP E 10UF 16V C2317 ECA1CM102B CAP E 1000UF 16V C2320 ECA1CM100B CAP E 10UF 16V C2330 ECA1CM100B CAP E 10UF 16V C2350 ECA1HM4R7B CAP E 4 7UF 50V C3001 ECA1HM0R1B CAP E 0 1UF 50V C3012 ECA1HM010B CAP E 1UF 50V C3018 ECA1HM010B CAP E 1UF 50V C3050 TCJ2VF1H103Z CAP C 01UF Z 50V C3051 TCJ2VF1H103Z CAP C 01UF Z 50V DIODES D002 MA165TA5VT DIODE SWITCHING D006 MA4330HTA DIODE D052 MA4068MTA DIODE ZE...

Страница 11: ...A TRANSFORMER LINE FILTER L2305 EXCELSA35V FERRITE BEAD L2350 ELESN4R7JA COIL PEAKING 4 7UH TRANSISTORS Q001 2SD601ARTX TRANSISTOR Q006 2SB709ARTX TRANSISTOR Q007 2SB709ARTX TRANSISTOR Q008 2SB709ARTX TRANSISTOR REF NO PART NO DESCRIPTION Q009 2SC1473A TRANSISTOR Q050 2SB709ARTX TRANSISTOR Q051 2SB709ARTX TRANSISTOR Q052 2SB709ARTX TRANSISTOR Q053 2SD601ARTX TRANSISTOR Q054 2SD601ARTX TRANSISTOR Q...

Страница 12: ...4700V RES M 470 F 1 10W R362 ERJ6ENF4700V RES M 470 F 1 10W R363 ERJ6GEYJ101V RES M 100 J 1 10W R364 ERJ6GEYJ101V RES M 100 J 1 10W R365 ERJ6GEYJ101V RES M 100 J 1 10W R381 ERJ6GEYJ101V RES M 100 J 1 10W R382 ERJ6GEYJ101V RES M 100 J 1 10W REF NO PART NO DESCRIPTION R383 ERJ6GEYJ101V RES M 100 J 1 10W R384 ERJ6ENF2701V RES M 2 7K F 1 10W R385 ERJ6ENF4421V RES M 4 42K F 1 10W R386 ERJ6ENF1201V RES ...

Страница 13: ...TJ101T RES C 100 J 1 4W R3005 ERJ6GEYJ334V RES M 330K J 1 10W R3007 ERJ6GEYJ151V RES M 150 J 1 10W R3008 ERJ6GEYJ151V RES M 150 J 1 10W R3009 ERJ6GEYJ682V RES M 6 8K J 1 10W R3010 ERJ6GEYJ334V RES M 330K J 1 10W R3011 ERJ6GEYJ682V RES M 6 8K J 1 10W R3013 ERJ6ENF75R0V RES M 75 0 F 1 10W R3014 ERJ6ENF75R0V RES M 75 0 F 1 10W R3016 ERDS2TJ181T RES C 180 J 1 4W REF NO PART NO DESCRIPTION R3017 ERDS2T...

Страница 14: ...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...

Страница 15: ...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...

Страница 16: ... 16 A Board ...

Страница 17: ... 17 A Board A Board ...

Страница 18: ... 18 A Board ...

Страница 19: ... 19 A Board A Board ...

Страница 20: ... 20 A Board ...

Страница 21: ...24 2 73 45 90 45 90 0 00 2 74 3 23 0 00 0 00 0 00 45 50 4 99 IC2302 1 2 3 4 5 6 7 8 9 10 11 12 13 42 0 00 13 46 0 00 9 75 0 75 16 87 0 00 4 97 8 93 3 04 18 70 IC2301 1 2 3 4 5 6 7 8 9 10 11 12 13 40 0 00 13 48 0 00 9 74 0 75 16 89 0 00 4 97 8 96 3 05 18 69 IC451 1 2 3 4 5 6 7 8 9 10 11 12 13 8 22 8 66 4 10 4 15 0 89 4 12 3 81 27 27 2 74 1 28 0 83 15 28 28 11 IC002 1 2 3 4 5 6 7 8 0 00 0 00 0 00 0 ...

Страница 22: ... 22 A C Board ...

Страница 23: ... 23 A C Board ...

Страница 24: ... 24 C Board ...

Страница 25: ... 25 A Board C Board ...

Страница 26: ...Q001 0 034 11 73 0 00 Q606 0 00 3 63 0 00 Q092 9 00 2 82 5 00 Q451 0 59 0 00 0 00 Q453 0 00 8 65 0 00 Q009 0 55 0 04 0 00 B C E Q830 129 5 126 3 130 1 Q501 0 40 84 40 0 00 Q820 130 1 0 00 130 5 Q551 0 12 31 37 0 00 Q452 0 00 2 49 0 00 Q605 4 23 0 00 4 21 B C E Q351 6 49 165 00 6 03 B C E Q352 6 35 169 70 5 89 Q353 6 34 168 50 5 93 Q354 3 32 6 49 2 75 Q355 3 36 6 35 2 79 Q356 3 38 6 34 2 81 C Board...

Страница 27: ...ollector H DRIVE 0 6 p p 20µs IC001 PIN 24 C IN 3 1 54V p p 5ms IC451 PIN 7 DRIVE 9 15 1 24kV p p 20µs Q551 Collector H OUT 4 IC001 PIN 35 ADC OSC 14 33MHz X tal 10 58 4V p p 5ms IC451 PIN 12 VERT OUT 16 330 0V p p 5µs IC801 PIN 1 1 5V p p 20µs R OUT A11 1 5 31 0V p p 5ms IC451 PIN 13 PUMP UP 11 3 22V p p 5µs IC801 PIN 5 17 1 4V p p 20µs G OUT A11 2 6 12 4 8V p p 20µs IC001 PIN 44 H PULSE With pat...

Страница 28: ... 63 Printed in USA K02012211PL0131 ...

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