background image

Service Manual

Order DCS - DEZ2006 -  035 - LA

Television

Power Source

Antenna Input Jack

Color Systems

Tuning System

Channel Capability

Picture Tube

Audio Output

Video Input Jack

Dimension (WxHxD)

Weight

REMOTE CONTROL TRANSMITER:
Model: 

EUR7717070

Power source: 3V (2 AA type batteries)
Infrared Length: 9500 Å (angstron)

SUPPLIED ACCESSORIES:
• 1 Remote Control Transmitter
• 1 300

/75

 Adaptor Ballum

• 2 “AA” type batteries
• 1 internal antenna

Specifications

TC-20RM12LP

TC-20RM12LP.

110/220V AC 50/60Hz

Automatic Switch

75

 VHF/UHF/CATV

PAL-M/NTSC/PAL-N

F.S.T

2~13 (VHF)

14~69 (UHF)

1~125 (CATV)

48Cm

13W PMPO

1 (rear)

514x468x461mm

17Kg

© 2006 Panasonic do Brasil Limitada
CS Division
Technical Support

Color Television

TC-14RM12LP

TC-14RM12LP.

110/220V AC 50/60Hz

Automatic Switch

75

 VHF/UHF/CATV

PAL-M/NTSC/PAL-N

F.S.T

2~13 (VHF)

14~69 (UHF)

1~125 (CATV)

33Cm

8W PMPO

1 (rear)

370x352x372mm

9,6Kg

TC-14RM12L P
TC-14RM12L P

TC-20RM12LP
TC-20RM12LP

TC-20RA12LP
TC-20RA12LP

Chassi GP41

Specifications are subject to change without prior notice.

Mass and dimensions shown are aproximated.

TC-20RA12LP

TC-20RA12LP.

110/220V AC 50/60Hz

Automatic Switch

75

 VHF/UHF/CATV

PAL-M/NTSC/PAL-N

F.S.T

2~13 (VHF)

14~69 (UHF)

1~125 (CATV)

48Cm

13W PMPO

1 (rear) + 1 (front)

514x468x461mm

17Kg

Summary of Contents for TC-14RM12L P

Page 1: ...ATV PAL M NTSC PAL N F S T 2 13 VHF 14 69 UHF 1 125 CATV 48Cm 13W PMPO 1 rear 514x468x461mm 17Kg 2006 Panasonic do Brasil Limitada CS Division Technical Support Color Television TC 14RM12LP TC 14RM12LP 110 220V AC 50 60Hz Automatic Switch 75Ω VHF UHF CATV PAL M NTSC PAL N F S T 2 13 VHF 14 69 UHF 1 125 CATV 33Cm 8W PMPO 1 rear 370x352x372mm 9 6Kg TC 14RM12L P TC 14RM12L P TC 20RM12LP TC 20RM12LP T...

Page 2: ...ass and magnetic shielding The safety glass provides shielding for the tube viewing area against X ray radiation 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...

Page 3: ... and be sure that any remaining is melted prior to applying the Pb solder When applying PbF solder to double layered boards please check the component side for excess which may flow onto the opposite side See figure below SUGGESTED PbF SOLDER There are several types of PbF solder available commercially While this product is manufactured using Tin Silver and Copper Sn Ag Cu you can also use Tin and...

Page 4: ...or MENU button Indication light ON STAND BY TV AV button Channel buttons Volume buttons Only for TC 20RA12LP LP VIDEO AUDIO Front View Rear View MUTE SOUND MENU FAVORITE NORMALIZE TV AV CHANNELS SELECTIONAND MENU NAVIGATION CHANNELS KEYBOARD FOR DIRECT SELECTION TWO DIGITS NUMBER PROGRAM SELECTION RECALL MENU VOLUME R TUNE OFFTIMER ASPECT POWER REMOTE CONTROL ESTEREO SAP FUNCTION UNABLE TO THIS MO...

Page 5: ... 2 Input Output 28 P23 IN OUT Port 2 Bit 3 Input Output 29 VIN11 IN Analog Video 11 Input 30 VIN10 IN Analog Video 10 Input 31 VIN9 IN Analog Video 9 Input 32 VIN8 IN Analog Video 8 Input 33 VIN7 IN Analog Video 7 Input 34 VIN6 IN Analog Video 6 Input 35 VIN5 IN Analog Video 5 Input 36 VIN4 IN Analog Video 4 Input 37 VIN3 IN Analog Video 3 Input 38 VIN2 IN Analog Video 2 Input 39 VIN1 IN Analog Vi...

Page 6: ... 3 6V 6 3 8V 7 7 4V 8 0V 9 0V 10 3 8V 11 0V 12 3 8V 13 0V 14 4 3V 15 2 5V 16 2 5V 17 2 4V 18 3 3V 19 5 2V 20 5 2V 21 3 3V 22 0V 23 0V 24 1 7V 25 1 8V 26 1 8V 27 3 3V 28 3 28V 29 0V 30 0V Pin Voltage 31 0V 32 0V 33 0 9V 34 0V 35 0V 36 0V 37 0V 38 0V 39 0V 40 0 9V 41 1 0V 42 1 6V 43 1 9V 44 0V 45 0V 46 3 3V 47 3 3V 48 0V 49 3 2V 50 0V 51 3 3V 52 0V 53 3 3V 54 2 2V 55 0V 56 0V 57 1 5V 58 1 8V 59 0 3V...

Page 7: ...TC 20RM12LP TC 20RM12LP IC601 BLOCK DIAGRAM CRT defl coil CRT DRIVE L REAR INPUTS AV1 V L R VCT IF IC601 V_IN CVBS OUT MON_OUT R G B R G B EEPROM IC1101 VM SCL SDA A_IN IF H A AUDIO OUT V SPEAKER AUDIO AMP IC2301 V OUT H OUT TUNER FRONT INPUTS AV2 V L R ...

Page 8: ... VOLTAGE SOUND CONFIRMATION SUB CONTRAST MEMORY DATA 14 MEMORY DATA 20 3 35 0 2 V 141 0 2 0 V 8 2 0 3 V 1 9 0 2 V 5 2 0 2 V 175 15 V TC 14RM12L TC 14RM12LP 24 5 0 7 Kv 24 5 1 5 kV TC 20RM12LP TC 20RM12LP TC 20RA12LP TC 20RA12LP 26 5 0 7 Kv 26 5 1 5 kV 2 1 0 2 VO p 002 008 021 CONTENTS REFERENCE TEST POINT TPA15 TPA16 TPA17 TPA18 TPA19 TPA20 ANODO DO CRT TPL5 SPECIFICATIONS OPTION 1 36 OPTION 2 00 ...

Page 9: ... MODE 2 1 Enter in the SERVICE MODE 1 2 Press the 1 channel key to enter SERVICE MODE 2 à TO ENTER IN THE SERVICE MODE 3 1 Enter in the SERVICE MODE 2 2 Press the 1 channel key to enter SERVICE MODE 3 Main Board Pull out this way Fig 2 Note Always finishing the adjustments press the NORMAL key or the POWER key in the remote control to exit the service mode and return to TV normal way SERVICE HINTS...

Page 10: ...emote control to leave the service mode and return to TV normal way 17 44 8 40 63 0343 0397 0282 0229 8 14 SERVICE MODE 2 14 20 Y C DELAY OPTION 1 OPTION 2 OPTION 3 OPTION 4 OPTION 5 OPTION 6 OPTION 7 OPTION 8 OPTION 9 OPTION 10 OPTION 11 OPTION 12 OPTION 13 OPTION 14 OPTION 15 ITEM 1 36 00 00 01 00 10 02 87 90 B1 00 00 00 08 0F VALOR H POS 60Hz Offs V POS 60Hz Offs H AMP 60Hz Offs V AMP 60Hz Offs...

Page 11: ... 00 C5 00 06 00 C6 00 06 00 C7 00 06 00 140 C8 00 06 00 C9 00 06 00 CA 00 06 00 CB 00 06 00 150 CC 00 06 00 CD 00 06 00 CE 00 06 00 CF 00 06 00 160 D0 00 06 00 D1 00 06 00 D2 00 06 00 D3 00 06 00 170 D4 00 06 00 D5 00 06 00 D6 00 06 00 D7 00 06 00 180 08 00 06 00 D9 00 06 00 DA 00 06 00 DB 00 06 00 190 DC 00 06 00 DD 00 06 00 DE 00 06 00 DF 00 06 00 1A0 E0 00 06 00 E1 00 06 00 EZ 00 06 00 E3 00 06...

Page 12: ...MN COLUMN COLUMN COLUMN COLUMN COLUMN COLUMN LINE LINE LINE LINE LINE LINE LINE LINE LINE LINE LINE LINE LINE LINE LINE LINE COLUMN COLUMN TABLE A4 0 1 2 3 4 5 6 7 8 9 A B C D E F 200 F8 00 06 00 F9 00 06 00 FA 00 06 00 FB 00 06 00 210 FC 00 06 00 FD 00 06 00 01 00 02 00 00 00 01 18 220 20 03 00 07 00 00 00 00 00 00 00 00 00 00 00 00 230 00 00 00 02 00 04 FF 64 FF 00 00 00 00 00 00 00 240 06 06 06...

Page 13: ...INE LINE LINE LINE LINE LINE LINE LINE LINE LINE LINE LINE LINE LINE TABLE AA 0 1 2 3 4 5 6 7 8 9 A B C D E F 500 01 90 00 12 01 06 05 3F 21 21 22 21 37 00 FC 00 510 FF FE 02 00 00 02 00 1E FC FC 2A 00 2A 00 FC 03 520 FC 03 FC 03 BC 02 BC 02 BC 02 BC 02 0C 00 06 02 530 02 32 FB 22 04 00 00 14 04 18 00 14 04 18 02 11 540 0E 08 0F 0F 0F 00 00 00 00 F0 01 03 02 02 02 2A 550 44 42 40 3E 3A 36 30 20 10...

Page 14: ...OLUMN COLUMN COLUMN COLUMN LINE LINE LINE LINE LINE LINE LINE LINE LINE LINE LINE LINE LINE LINE LINE LINE COLUMN COLUMN Sub 14 20 726 00 02 727 07 09 TABLE AC 0 1 2 3 4 5 6 7 8 9 A B C D E F 600 FF 07 FC 07 40 C0 03 00 00 02 00 0F C0 F7 C2 06 610 00 FA FA 11 3F 70 01 60 01 40 FF C0 00 40 FF 50 620 00 DD FF 23 00 00 10 1B 00 40 40 01 10 05 00 00 630 80 00 80 04 50 00 00 00 00 60 06 00 00 00 00 00 ...

Page 15: ... a high frequency voltage meter VRMS among the heater and confirm that the voltage is according to the table below 3 Connect the high voltage meter in the CRT anode pin and confirm that the high voltage is be among 25 2 23KV for 14 CRT and 27 2 25KV for 20 CRT ANODE AND HEATER VOLTAGE CONFIRMATION 1 Supply a crosshatch signal 2 Adjust the current beam to zero 0 beam 3 Adjust SCREEN VR and CONTRAST...

Page 16: ...LL until the OSD S BRT is on 6 Press OK to memorize data 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 ampere meter ...

Page 17: ...T cathode 1 Connect the proof tip in the G cathode L P C B 2 Supply a WINDOW pattern signal 3 Select picture menu DYNAMIC NORMAL 4 Adjust SUB BRIGHTNESS in 0 zero CALIBRATION 1 Set CUT OFF data as below 2 Adjust the screen trimpot to obtain in the G cathode the voltage V as below fig 1 Fig 1 Modelo CRT 14 20 R G B CUT OFF 242 242 Modelo CRT 14 20 V 150 150 V WHITE BALANCE CALIBRATION 1 Adjust the ...

Page 18: ... center with the CRT center in the horizontal position 4 V CENTER 60Hz adjustment 1 Supply a PHILIPS PAL M signal 2 Adjust V POS to align the pattern center with the CRT center in vertical position 5 V AMP 60 Hz adjustment 1 Supply a PHILIPS PAL M signal 2 Adjust V AMP 60 Hz so that the PHILIPS pattern circle height has the same dimension of his width 6 H CENTER 60 Hz adjustment 1 Supply a PHILIPS...

Page 19: ... LOWER CORNER adjustment 1 Supply a CROSS HATCH signal 2 Adjust LOWER CORNER so that the vertical lines are straight in the inferior part and adjust UPPER CORNER so that the vertical lines are straight in the superior part 13 ANGLE adjustment 1 Supply a CROSS HATCH signal 2 Adjust ANGLE so that the vertical lines create 90 angles with the horizontal lines 14 BOW adjustment 1 Supply a CROSS HATCH s...

Page 20: ... 20 TC 14RM12LP TC 14RM12LP TC 20RA12LP TC 20RA12LP TC 20RM12LP TC 20RM12LP SCHEMATICS DIAGRAMS CRT P C B 120 470u 100u R396 R383 100 R382 L376 R373 C383 2 70nF 2 70nF 2 70nF 2 70nF 1nF 10 µ 10 µ ...

Page 21: ...MAIN P C B SCHEMATIC DIAGRAM TC 14RM12LP TC 14RM12LP TC 20RA12LP TC 20RA12LP TC 20RM12LP TC 20RM12LP 21 ...

Page 22: ... 22 TC 14RM12LP TC 14RM12LP TC 20RA12LP TC 20RA12LP TC 20RM12LP TC 20RM12LP MAIN P C B CIRCUIT LAYOUT Component View ...

Page 23: ...FORM All waveforms were obtained using 127V 60Hz power source and Color Bars Pattern Pin 25 XTAL1 Analog Crystal Input Pin 40 VOUT1 Analog Video 1 Output IC601 Pin 60 HOUT Horizontal Drive Output Pin 71 BOUT Analog Blue Output Pin 72 GOUT Analog Green Output Pin 73 ROUT Analog Red Output ...

Page 24: ...LP TC 14RM12LP TC 20RA12LP TC 20RA12LP TC 20RM12LP TC 20RM12LP Pin 85 VERT Differential Vertical Sawtooth Output IC601 Pin 80 SENSE Sense ADC Input Pin 84 VERT Differential Vertical Sawtooth Output Pin 1 Pin 3 IC451 ...

Page 25: ... 25 TC 14RM12LP TC 14RM12LP TC 20RA12LP TC 20RA12LP TC 20RM12LP TC 20RM12LP IC451 Pin 5 Pin 7 Pin 1 Colletor IC801 Q551 ...

Page 26: ... 26 TC 14RM12LP TC 14RM12LP TC 20RA12LP TC 20RA12LP TC 20RM12LP TC 20RM12LP EXPLODED VIEW 6 1 1 5 4 10 2 11 23 20 18 19 22 16 21 14 13 15 9 17 12 6 OPERATION INSTRUCTIONS ANTENNA ...

Page 27: ...3A14C7 C TXF3A20C7 1 TXF3A20C7 1 TXF3A20C7 1 TXF3A20C7 1 COIL SPRING 12 TXITKU2B22902 2 TXITKU2B22902 2 TXITKU2B23002 2 TXITKU2B23002 2 TXITKU2B23002 2 TXITKU2B23002 2 REAR PANEL 13 TKP2B11161 2 TKP2B11161 2 TKP2B11161 2 TKP2B11161 2 TKP2B11161 2 TKP2B11161 2 AC CABLE BRACKET 14 TSX2BA07 TSX2BA06 TSX2BA07 TSX2BA06 TSX2BA07 TSX2BA06 AC CABLE 15 K2JZ2B000021 K2JZ2B000021 K2JZ2B000021 K2JZ2B000021 K2...

Page 28: ...AR R 220 µF 50 V 20 C407 ECJ2VC1H560J ECJ2VC1H560J ECJ2VC1H560J SMD CERAMIC CAP 56 PF 50 V 5 NP0 C408 ECQB1154JF3 ECQB1154JF3 ECQB1154JF3 RADIAL POLYESTER CAP 150 nF 100 V 5 C454 ECQV1H154JL3 ECQV1H154JL3 ECQV1H154JL3 RADIAL POLYESTER CAP 0 15 µF 50 V 5 C502 ECKR3A821KBP ECKR3A821KBP ECKR3A821KBP CERAMIC DISC CAP R 820 PF 1 000 V 10 C504 F1J1H681A590 F1J1H681A590 F1J1H681A590 CERAMIC CAP SMD 680 P...

Page 29: ...CKCNA102MB7 CERAMIC DISC CAP SEG R 1 000 PF 250V 20 C841 ECKW3D151KBR ECKW3D151KBR ECKW3D151KBR CERAMIC DISC CAP R 150 PF 2 000 V 10 C842 F2A1H2200033 F2A1H2200033 F2A1H2200033 ELECTROLYTIC CAP BIPOLAR 22 µF 50 V C843 F2A1E102A223 F2A1E102A223 F2A1E102A223 ELECTROLYTIC POLAR CAP R 1 000 µF 25 V 20 C843 F2A1E102A223 F2A1E102A223 F2A1E102A223 ELECTROLYTIC POLAR CAP R 1 000 µF 25 V 20 C848 ECQB1H681J...

Page 30: ...00004 SWITCHING DIODE AXIAL 90 V 0 3 W 100 mA D504 B0AACK000004 B0AACK000004 B0AACK000004 SWITCHING DIODE AXIAL 90 V 0 3 W 100 mA D507 B0ACCK000005 B0ACCK000005 B0ACCK000005 SWITCHING DIODE SMD 90 V 100 mA D511 MAZ4108J0F MAZ4108J0F MAZ4108J0F ZENER DIODE AXIAL 10 8 V 0 37 W 250 mA D512 B0HAJL000003 B0HAJL000003 B0HAJL000003 RECTIFIER DIODEAXIAL 1 8 V 1S2G 46A D513 B0HAMP000090 B0HAMP000090 B0HAMP...

Page 31: ...HMS 100MHZ L514 J0JKA0000038 J0JKA0000038 J0JKA0000038 FERRITE AXIAL Z 80 OHMS 100 MHZ I 6A L515 J0JKA0000038 J0JKA0000038 J0JKA0000038 FERRITE AXIAL Z 80 OHMS 100 MHZ I 6A L550 J0JKB0000034 J0JKB0000034 J0JKB0000034 RADIAL COIL I 6 A Z 100 OHMS 100MHZ L601 G0C100K00008 G0C100K00008 G0C100K00008 RADIAL PIC COIL 100 µH 10 I 0 4A L602 G0C100K00008 G0C100K00008 G0C100K00008 RADIAL PIC COIL 100 µH 10 ...

Page 32: ...ERJ6GEYJ103V SMD RES METALIC FILM 10 kOhm 1 8 W 5 R302 ERJ6GEYJ103V ERJ6GEYJ103V ERJ6GEYJ103V SMD RES METALIC FILM 10 kOhm 1 8 W 5 R303 ERJ6GEYJ103V ECJ1VB1H222K ECJ1VB1H222K SMD RES METALIC FILM 10 kOhm 1 8 W 5 R304 ECJ1VB1H222K ECJ1VB1H222K ECJ1VB1H222K CERAMIC CAP SMD 2 20 nF 50 V 10 R305 ECJ1VB1H222K ECJ1VB1H222K ECJ1VB1H222K CERAMIC CAP SMD 2 20 nF 50 V 10 R306 ECJ1VB1H222K ERJ6GEYJ103V ERJ6G...

Page 33: ...ERJ6GEYJ183V ERJ6GEYJ183V SMD RES METALIC FILM 18 kOhm 1 8 W 5 R559 D0C13R3JA042 o o FUSISTOR 3 30 Ohm 1 W 5 R559 o D0C14R3JA042 D0C14R3JA042 FUSISTOR 4 30 Ohm 1 W 5 0 R580 ERJ6GEYJ392V ERJ6GEYJ392V ERJ6GEYJ392V SMD RES METALIC FILM 3 90 kOhm 1 8 W 5 R602 D0AE103JA046 D0AE103JA046 D0AE103JA046 AXIAL CARBON RESISTOR 10 kOhm 1 4W 5 R605 ERJ6GEYJ470V ERJ6GEYJ470V ERJ6GEYJ470V SMD RES METALIC FILM 47 ...

Page 34: ...62JA046 AXIAL CARBON RESISTOR 5 60 kOhm 1 4W 5 R885 ERJ6GEYJ752V ERJ6GEYJ752V ERJ6GEYJ752V SMD RES METALIC FILM 7 50 kOhm 1 8 W 5 R886 ERJ6GEYJ433V ERJ6GEYJ433V ERJ6GEYJ433V SMD RES METALIC FILM 43 kOhm 1 10 W 5 R887 ERG1SJ273P ERG1SJ273P ERG1SJ273P OXIDE METALIC FILM RESISTOR 27 kOhm 1 W 5 R888 ERJ6GEYJ103V ERJ6GEYJ103V ERJ6GEYJ103V SMD RES METALIC FILM 10 kOhm 1 8 W 5 R889 ERX3FJ3R3H ERX3FJ3R3H ...

Page 35: ...R3105 ERJ6GEY0R00V ERJ6GEY0R00V ERJ6GEY0R00V SMD RESISTOR METALIC FILM 0 Ohm 1 8 W R3132 o ERJ6GEYJ111V o SMD RESISTOR 110 Ohm 1 8W 5 R3134 o ERJ6GEYJ111V o SMD RESISTOR 110 Ohm 1 8W 5 R3139 o ERJ6GEYJ104V o SMD RESISTOR 100 00 kOhm 1 8 W 5 0 R3175 o ERJ6GEYJ111V o SMD RESISTOR 110 Ohm 1 8W 5 R3176 o ERJ6GEYJ111V o SMD RESISTOR 110 Ohm 1 8W 5 SWITCHES SW1031 EVQ11G05R EVQ11G05R EVQ11G05R SWITCH SW...

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

Reviews: