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Service Manual

Order  DCS  -  JUN2004  -    003  -  MS

Color Television

GP3 CHASSIS

TC-14A04A

TC-20A04A

Panasonic

®

© 2004 Panasonic da Amazônia S/A.
CS Division
Technical Support

Supplied Accessories:
• 1 Remote Control Transmitter
• 1 300

/75

 Balum

• 2 “AA” (or R6) batteries (1.5V; ABNT/IEC)
• 1 Internal antenna (for TC-14A04A only)

Specifications are subject to change without notice. Weight and dimensions shown are approximate.

Remote Control Transmiter: 

TNQ2B2902

Power Source

3V (2 AA type batteries)

Infrared Length

9500 Å (Angstron)

Number of Buttons

29 keys

Dimensions (W x H x D)

(54 x 27 x 135) mm

TELEVISION

Power source

Consumption

Antenna input jack

Color systems

Tuning system

Channel capability

Picture tube (Diagonal Visual)

Audio output

Video input jack

Video Outlet

Dimension (width, height, depth)

Weight

TC-14A04A

110/220 V AC, 50/60 Hz automatic switch

51 W

75 ohms - VHF/UHF/CATV

PAL-M/NTSC/PAL-N

F.S.T.

2 to 13 (VHF)

14 to 69 (UHF)

1 to125 (CATV)

Panablack 33 cm

3 W RMS

1 AV (back)

1 (back)

370 x 351 x 366 mm

9,6 kg

Specifications

TC-20A04A

110/220 V AC, 50/60 Hz automatic switch

61 W

75 ohms - VHF/UHF/CATV

PAL-M/NTSC/PAL-N

F.S.T.

2 to 13 (VHF)

14 to 69 (UHF)

1 to125 (CATV)

Panablack 48cm

3 W RMS

1AV  (back)

1 (back)

502 x 455 x 471 mm

17 kg

Содержание TC-14A04A

Страница 1: ...tron Number of Buttons 29 keys Dimensions W x H x D 54 x 27 x 135 mm TELEVISION Power source Consumption Antenna input jack Color systems Tuning system Channel capability Picture tube Diagonal Visual Audio output Video input jack Video Outlet Dimension width height depth Weight TC 14A04A 110 220 V AC 50 60 Hz automatic switch 51 W 75 ohms VHF UHF CATV PAL M NTSC PAL N F S T 2 to 13 VHF 14 to 69 UH...

Страница 2: ...ion as well as implosion The magnetic shield limits X ray radiation around the bell of the picture tube in addition to restricting magnetic effects When using a picture tube test jig for service ensure that the jig is capable of handling 31kV without causing X ray radiation Before returning a serviced receiver to the owner the service technician must thoroughly test the unit to ensure that is comp...

Страница 3: ... C higher Please use a high temperature soldering iron In case of the soldering iron with temperature control please set it to 700 20 F 370 10 C Pb free solder will tend to splash when heated too high about 1100 F 600 C When soldering or unsoldering please completely remove all of the solder on the pins or solder area and be sure to heat the soldering points with the Pb free solder until it melts ...

Страница 4: ... Botón TV AV Botón de PRE AJUSTE Botones de selección secuencial de canales 4 u PRE TV AV CANAL VOL Ubicación de los Controles ENCIENDE APAGA TIMER SILENCIO TV AV LLAMADA NORMALIZACIÓN MENÚ DE IMAGEM VOLUMEN ACCESO DIRECTO A LOS CANALES WAKE UP DESPERTADOR R TUNE CLOSED CAPTION BOTONES DE DIRECCIÕN DEL MENU MENÚ PRINCIPAL SELECCIÓN SECUENCIAL DE CANALES Panasonic u e 1 2 3 4 5 6 7 8 9 0 R TUNE WAK...

Страница 5: ... filter AVL REF0 SNDIF 1 27 Automatic Volume Levelling subcarrier reference output sound IF input AUDIO2 28 audio 2 input AUDIO3 29 audio 3 input HOUT 30 horizontal output FBISO 31 flyback input sandcastle output DECSDEM 32 decoupling sound demodulator QSSO AMOUT 33 QSS intercarrier output AM output in stereo applications or deemphasis AUDEEM 1 front end audio out AM output in mono applications EH...

Страница 6: ...1 Pin Voltage 1 141V 2 8 5V 3 8 7mV IC802 Pin Voltage 1 10 4V 2 5V 3 3 9mV IC880 Pin Voltage V2 1 22 5mV V1 2 23mV P2 5 180V PT 7 170V P1 8 168V S6 11 0 5V S1 12 0 2V S2 15 0 7V S3 17 0 2V T801 TPA10 142V TPA11 11 2V BO 58 Blue output VDDA 59 analog supply of Teletext decoder and digital supply of TV processor 3 3 V VPE 60 OTP Programming Voltage VDDC 61 digital supply to core 3 3 V OSCGND 62 osci...

Страница 7: ...BRIGHTN OSD TEXT INSERT CCC WHITE P ADJ 80C51 CPU I 2 C BUS TRANSCEIVER ROM RAM TELETEXT ACQUISITION 1 10 PAGE MEMORY TELETEXT OSD DISPLAY R G B BL Y U V H V REF ENHANCED VST PWM DAC VST OUT I O PORTS I O PORTS 4x 3 3 V RESET LED OUT 2x ADC IN 4x VPE EW GEOMETRY GEOMETRY EHTO EWD R V G Y B U BL RGB YUV INSERT R G B REF CVBS SYNC H V COR SATURATION LUMA DELAY PEAKING BLACK STRETCH QSS SOUND IF AGC ...

Страница 8: ...TURE High Light x 0 275 0 01 y 0 284 0 01 Y 150 nit Low Light x 0 273 0 01 y 0 283 0 01 Y 7 0 nit REFERENCE VOLTAGE MODEL TC 14A04A TC 20A04A DATA A C1H B 00H C 00H D 33H E 00H F 20H G 00H H 01H A C1H B 00H C 00H D 33H E 00H F 20H G 00H H 01H MEMORY DATA B VOLTAGE Buzzing confirmation PAL color output NTSC color output Anode EHT voltage 140 1 5V 8 1V 5 1V 175 1V 0 5 Vp p 2 45 0 1Vo p 2 45 0 5Vo p ...

Страница 9: ... 00 00 33 00 20 00 01 OPTION1 OPTION2 OPTION3 OPTION4 OPTION5 OPTION6 OPTION7 OPTION8 OPTION4 OPTION6 å å DIGITO LSB DIGITO LSB 4 4 3 OPTION1 OPTION1 OPTION2 OPTION2 á á á å á á á DIGITO MSB DIGITO LSB DIGITO MSB DIGITO LSB 4 3 3 4 3 3 4 3 3 4 3 3 OPTION3 OPTION5 OPTION7 OPTION3 OPTION5 OPTION8 OPTION4 OPTION6 OPTION1 á á á á á á á á å á á á á á á á á DIGITO MSB DIGITO MSB DIGITO MSB DIGITO LSB DI...

Страница 10: ... EQUIPMENTS To execute all these electrical adjustments the following equipment are required Dual Trace Oscilloscope Voltage Range 0 001 V to 50 V Div Frequency Range DC to 50 MHz Probes 10 1 1 1 NTSC Video Pattern Generator DVM Digital Volt Meter MTS SAP Signal Generator TV Multi Channel Sound Modulator U S A Plastic Tip Driver and Non Metal Driver Isolation Transformer Variable Degaussing Coil W...

Страница 11: ...the digital multimeter in TPA15 ADJUSTMENT 1 Select RF AGC on CHK2 service mode 2 Adjust RF AGC by pressing VOL or until obtaining 2 2 0 1V in TPA15 3 Increase the input level by 2 dB and confirm that the voltage decreases in TPA15 CONFIRMATION 1 Connect a voltage meter between TPA10 and ground Confirm that the voltage B is within a range of 140 5V 1 5V 2 Connect a high frequency voltage meter VRM...

Страница 12: ...B ON and confirm that OSD becomes white Fig 1 A 2 3 0 1Vo p B 2 4 0 1V D 2 45 0 1V Fig 2 A 2 3 0 2Vo p C 2 45 0 1V 6 NTSC SUB TINT CALIBRATION 1 Connect the oscilloscope in TPL1 R OUT with a 10KΩ resistor 2 Supply a Rainbow signal NTSC 3 58 MHz through VIDEO IN 3 Select IMAGE to DYNAMIC NORMAL 4 Select COLOR FOR CHANNEL to NORMAL 5 On CHK2 service mode press 5 AKB OFF and confirm that OSD becomes ...

Страница 13: ...stment adjust SUB CONT CHK 4 again 4 Check the SUB BRIGHT adjust 10 PURITY CALIBRATION 1 Adjust the HELMHOLTZ device for the local magnetic field HORIZONTAL 0 0 03 X 10 4T 2 Let the set warm up aging time for a minimum of 60 minutes 3 Supply a purity pattern white pattern 4 Adjust CONTRAST and BRIGHT to MAXIMUM 5 The static convergence adjustment must have been made preliminarily 6 Connect a DC am...

Страница 14: ...ection yoke to the vertically and horizontally to obtain the good overall convergence 5 If purity error is found repeat Color Purity adjustment CALIBRATION Static convergence calibration l Assure that the magnets are positioned according to illustration 1 ll Adjust the 4 poles magnets to align the R and B CENTRAL DOTS and adjust the 6 poles magnets to align both DOTS with G lll After adjustment ab...

Страница 15: ...ircle height be the same dimension of the width 7 VERTICAL HEIGHT V AMP 60HZ CALIBRATION 1 Supply a MONOSCOPE signal 2 Adjust V AMP 60Hz CHK3 according to box 3 MEMORIZE in EEPROM Fig 1 Fig 2 16 WHITE BALANCE CALIBRATION 1 Adjust the HELMHOLTZ device to local magnetic field 2 Let the set warm up for a minimum of 30 minutes 3 Receive a white balance This sign should contain burst sign 4 Adjust the ...

Страница 16: ...06 35 A0 00 06 36 00 06 37 00 06 38 00 06 39 00 06 3A 00 B0 06 3B 00 06 3C 00 06 3D 00 06 3E 00 06 3F 00 06 C0 40 00 06 41 00 06 42 00 06 43 00 06 44 00 06 45 D0 00 06 46 00 06 47 00 06 48 00 06 49 00 06 4A 00 E0 06 4B 00 06 4C 00 06 4D 00 06 4E 00 06 4F 00 06 F0 50 00 06 51 00 06 52 00 06 53 00 06 54 00 06 55 ITEM ADDR 14 Inches 20 Inches FUNCTION 3 392 00 FA Color offset 5 352 12 17 RGB Contrast...

Страница 17: ...0 00 00 00 50 20 20 20 3F 6 20 20 20 2D 20 1E 20 20 23 1E 20 60 2D 2A 34 32 24 24 00 00 00 20 20 20 00 00 00 00 70 00 00 00 00 00 00 00 00 00 00 00 00 00 00 78 BB 80 20 20 20 3F 7 20 20 20 2D 20 1E 20 20 23 1E 34 90 32 24 24 00 00 00 2D 2A 00 00 00 00 00 00 00 00 A0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 B0 02 19 15 2 00 1B 00 00 00 04 04 04 00 00 00 00 C0 00 00 00 00 00 00 00 00 00 00 00...

Страница 18: ...TC 14A04A TC 20A04A 18 SCHEMATIC DIAGRAMS CRT PCB SCHEMATIC DIAGRAM IC351 TDA6107JF N3 TNP4G276 6 CRT CIRCUIT L5 L8 L8A JK351A JK351 ...

Страница 19: ...TC 14A04A TC 20A04A 19 MAIN PCB SCHEMATIC DIAGRAM SEE IC601 PINOUT TABLE BELOW IC601 PINOUT ...

Страница 20: ...TC 14A04A TC 20A04A 20 MAIN BOARD CIRCUIT LAYOUT ...

Страница 21: ... 21 TC 14A04A TC 20A04A IC601 SIGNAL WAVEFORM All waveforms were obtained using 127V 50Hz power source and Color Bars Pattern Pin 16 Pin 17 IC451 Pin 1 Pin 7 Pin 5 ...

Страница 22: ...TC 14A04A TC 20A04A 22 Pin 42 Pin 55 IC601 Pin 18 Pin 19 Pin 38 Pin 40 ...

Страница 23: ... 23 TC 14A04A TC 20A04A Pin 64 IC601 Pin 56 Pin 57 Pin 58 Pin 63 ...

Страница 24: ...TC 14A04A TC 20A04A 24 Pin 1 IC804 Base Q501 Collector Collector Q551 Emiter Q601 Collector Q602 ...

Страница 25: ... 25 TC 14A04A TC 20A04A EXPLODED VIEW ...

Страница 26: ...48EAK01X094R PICTURETUBE 12 TNQ2B2902 TNQ2B2902 REMOTECONTROLLER 13 TBM2B412 TBM2B412 PANASONIC LABEL 14 TKP2B11161 2 TKP2B11161 2 AC CABLE HOLDER 15 TXPTKY2B1802 2 TXPTKY2B1902 2 FRONTCABINET 16 TMW2B212 1 TMW2B212 1 LEDGUIDE 17 TXF3A14C7 TXF3A20C7 1 COILSPRING 18 TKP2B11221 TKP2B11231 LED LENS 19 PAL14A04MON PAL20A04MON ASSEMBLED PCB 20 TEDH9 301A ENV56K05G3 TUNER 21 330620065 330550044K2F CRTSO...

Страница 27: ...B2H821A025 RADIAL CERAMIC CAPACITOR 820 00 PF 500V 10 0 C503 F1B2H821A025 F1B2H821A025 RADIAL CERAMIC CAPACITOR 820 00 PF 500V 10 0 C504 ECJ2VB1H681K ECJ2VB1H681K SMD CAPACITOR 680 00 PF 50V 10 0 C506 F1A2H1000002 F1A2H1000002 RADIAL CERAMIC CAPACITOR 10 00 PF 500V 0 50 PF C511 F2A1V1010038 F2A1V1010038 RADIAL POLAR ELECTROLYTICAL CAPACITOR 100 00 µF 35V C513 ECKW3D331JBR ECKW3D331JBR RADIAL CERAM...

Страница 28: ... ECJ2VF1H104Z ECJ2VF1H104Z SMD CAPACITOR 100 00 nF 50V 80 20 C689 ECJ2VF1H104Z ECJ2VF1H104Z SMD CAPACITOR 100 00 nF 50V 80 20 C801 ECQU2A224BN9 ECQU2A224BN9 RADIAL POLYPROPILENE CAPACITOR 220 00 nF 100V C806 ECKWAE472ZED ECKWAE472ZED RADIAL CERAMIC CAPACITOR 4 70 nF 250V 80 20 C807 ECKWAE472ZED ECKWAE472ZED RADIAL CERAMIC CAPACITOR 4 70 nF 250V 80 20 C808 ECKWAE472ZED ECKWAE472ZED RADIAL CERAMIC C...

Страница 29: ...OLYTICAL CAPACITOR 10 00 µF 16V C3020 ECJ2VC1H561K ECJ2VC1H561K SMD CAPACITOR 560 00 PF 50V 10 0 NP0 C3173 ECJ2VF1C105Z ECJ2VF1C105Z SMD CAPACITOR 1 00 µF 16V 80 20 DIODES D002 B0BA01700031 B0BA01700031 ZENER DIODE 17V 0 5 W 5mA RZ 20Ω D003 B0BA01500036 B0BA01500036 ZENER DIODE 15V 0 5 W 5mA RZ 40Ω D011 MA3X152K0L MA3X152K0L SMD SWITCHING DIODE 80V 100mA D354 MA3X152K0L MA3X152K0L SMD SWITCHING DI...

Страница 30: ...ENFITADO RZ 10Ω D1120 MA3X152K0L MA3X152K0L SMD SWITCHING DIODE 80V 100mA D1130 B0BA5R700008 B0BA5R700008 ZENER DIODE 5 7 V 0 5 W 5mA VZ 5 61 5 91V RZ 40Ω D1131 B0BA5R700008 B0BA5R700008 ZENER DIODE 5 7 V 0 5 W 5mA VZ 5 61 5 91V RZ 40Ω D1132 B0BA5R400008 B0BA5R400008 ZENER DIODE 5 4 V 1 2 W 5mA RZ 40Ω D1140 B0BA5R600016 B0BA5R600016 ZENER DIODE 5 6 V 0 5 W 5mA RZ 100Ω D1151 EL3331D S928 EL3331D S9...

Страница 31: ... 0 2 W 45V 100mA Q501 2SC4212H00LB 2SC4212H00LB POWER TRANSISTOR NPN 1 W 300V Q520 2SB792ATX 2SB792ATX TRANSISTOR SMD PNP 0 2 W 185V 50mA HFE 100 200 Q551 2SC5902000LK 2SC5902000LK TRANSISTOR BIPOLAR NPN 1 000V 8 0 A Q580 B1ABCE000005 B1ABCE000005 SMD TRANSISTOR NPN 0 2W 200mA Q581 2SB0709A0L 2SB0709A0L SWITCHING TRANSISTOR SMD PNP 0 2 W 45V 100mA Q601 2SB0709A0L 2SB0709A0L SWITCHING TRANSISTOR SM...

Страница 32: ...182V ERJ6GEYJ182V SMD RESISTOR 1 80 kOhm 1 8 W 5 0 R503 ERJ6GEY0R00V ERJ6GEY0R00V SMD RESISTOR 0 00 Ohm 1 8 W R504 ERG2SJ682E ERG2SJ682E RADIAL RESISTOR 6 80 kOhm 2 5 0 R507 ERJ6GEYJ101V ERJ6GEYJ101V SMD RESISTOR 100 00 Ohm 1 8 W 5 0 R508 ERG3FJ182H O RESISTOR FILME METÁLICO 1 80 kOhm 3 W 5 0 R508 O ERG3FJ152H METALIC RESISTOR 1 50 kOhm 3 W 5 0 R509 ERG3FJ182H ERG3FJ182H METALIC RESISTOR 1 80 kOhm...

Страница 33: ...0 R687 ERJ6GEYJ472V ERJ6GEYJ472V SMD RESISTOR 4 70 kOhm 1 8 W 5 0 R688 ERJ6GEYJ103V ERJ6GEYJ103V SMD RESISTOR 10 00 kOhm 1 8 W 5 0 R801 D0D72R2KA002 D0D72R2KA002 RADIAL RESISTOR 2 20 Ohm 7 W 10 0 R810 ERG2FJ470 ERG2FJ470 METALIC RESISTOR 47 00 Ohm 2 W 5 0 R811 ERG2FJ104H ERG2FJ104H METALIC RESISTOR 100 00 kOhm 2 W 5 0 R817 ERDS1TJ100T ERDS1TJ100T AXIAL RESISTOR 10 00 Ohm 1 2 W 5 0 R818 ERG2FJ683H ...

Страница 34: ...J101V ERJ6GEYJ101V SMD RESISTOR 100 00 Ohm 1 8 W 5 0 R1133 ERJ6GEYJ562V ERJ6GEYJ562V SMD RESISTOR 5 60 kOhm 1 8 W 5 0 R1140 ERJ6ENF1002V ERJ6ENF1002V SMD RESISTOR 10 00 kOhm 1 10 W 1 0 R1141 ERJ6GEYJ182V ERJ6GEYJ182V SMD RESISTOR 1 80 kOhm 1 8 W 5 0 R1142 ERJ6GEYJ100V ERJ6GEYJ100V SMD RESISTOR 10 00 Ohm 1 8 W 5 0 R2302 ERJ6GEYJ153V ERJ6GEYJ153V SMD RESISTOR 15 00 kOhm 1 8 W 5 0 R2303 ERJ6GEYJ472V ...

Страница 35: ...E E TXAJTFFCB14A12 TXAJTFFCB14A12 FLEXIBLE JUMPER W TERMINAL F801 K5D402BK0004 K5D402BK0004 FUSE 4A 250V F801 L K3GD9BB00001 K3GD9BB00001 FUSESUPPORT F801 R K3GD9BB00001 K3GD9BB00001 FUSESUPPORT SPR451 TESA031 TESA031 SPRING SPR801 O TESA031 SPRING O TMW2B212 1 BRACKET LED XTV4 12C XTV4 12C SCREW ...

Страница 36: ...Panasonic da Amazônia S A CS DIVISION TECHNICAL SUPPORT Rod Presidente Dutra Km 155 São José dos Campos SP ...

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