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Power Source

:

220 - 240V A.C., 50Hz

Video/Audio Terminals:

 

Power Consumption:

60W

AV1 IN

Video (21 pin)

1V p-p 

75

Audio (21 pin)

500mV rms 10K

 Stand-by Power Consumption:

1W

RGB (21 pin)
Audio (RCA x 1) 500mV rms 10K

Video (RCA x 1) 1V p-p 

75

 Receiving System:

PAL B/G, D/K, 525/60
SECAM B/G, D/K

AV1 OUT Video (21 pin)

1V p-p 

75

M.NTSC

Audio (21 pin)

500mV rms 10K

NTSC (AV only)

Receiving Channels:

VHF E2-E12

VHF H1-H2 (ITALY)

Picture Tube:

A51LZM10X16N45

51cm

VHF A-H (ITALY)

VHF R1-R2

VHF R3-R5

VHF R6-R12

High Voltage:

29 ± 1kV

UHF E21-E68

CATV (S01-S05)

CATV S1-S10 (M1-M10)
CATV S11-S20 (U1-U10)

Audio Output:

20W

CATV S21-S41 (HYPERBAND)

(Music Power)

8

Headphones:

8

 

Impedance

Intermediate Frequency:

Video

38.9MHz, 34MHz

3.5mm

Video/Audio

Audio

32.9MHz, 33.16MHz, 33.4MHz

Accessories:

Remote Control
2 x R6 (UM3) Batteries

Colour

34.47MHz (PAL)
34.5MHz, 34.65MHz (SECAM)

Dimensions:

Height:

482 mm

Width:

506 mm

Depth:

484 mm

Net Weight:

20kg

ORDER No. SM-04019

Service Manual

Colour Television

Z-M3L Chassis

TX-21JT3P

SPECIFICATIONS

NOTE:

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

Содержание TX-21JT3P

Страница 1: ... H ITALY VHF R1 R2 VHF R3 R5 VHF R6 R12 High Voltage 29 1kV UHF E21 E68 CATV S01 S05 CATV S1 S10 M1 M10 CATV S11 S20 U1 U10 Audio Output 20W CATV S21 S41 HYPERBAND Music Power 8Ω Headphones 8Ω Impedance Intermediate Frequency Video 38 9MHz 34MHz 3 5mm Video Audio Audio 32 9MHz 33 16MHz 33 4MHz Accessories Remote Control 2 x R6 UM3 Batteries Colour 34 47MHz PAL 34 5MHz 34 65MHz SECAM Dimensions Hei...

Страница 2: ... screw heads aerials connectors control shafts etc When the exposed metallic part has a return path to the chassis the reading should be between 4M ohm and 20M ohm When the exposed metal does not have a return path to the chassis the reading must be infinite LEAKAGE CURRENT HOT CHECK 1 Plug the a c cord directly into the a c outlet Do not use an isolation transformer for this check 2 Connect a 2kΩ...

Страница 3: ...SERVICE HINTS How to remove the rear cover 1 Remove the 5 screws as shown in Fig 2 LOCATION OF CONTROLS 3 Focus Screen CRT Board Main Board AV Board Fig 2 SCREWS SCREWS ...

Страница 4: ...6 Horizontal Parabola H Par 030 7 Horizontal Bow H Bow 021 8 Red Colour Cut R Cut 037 9 Green Colour Cut G Cut 031 10 Red Colour Drive R Drv 063 11 Green Colour Drive G Drv 048 12 Blue Colour Drive B Drv 038 13 RF Automatic Gain Control AGC 035 14 Sub Colour S Col 011 15 Sub Brightness S Bri 040 16 East West Width Horizontal Amplitude EW WD 017 17 East West Parabola EW PR 039 18 East West Upper Co...

Страница 5: ... 7 6 17 18 19 20 21 The following waveforms were measured at the point of the corresponding balloon number in the schematic diagram NOTE 20µs 1V 20µs 1V 20µs 1V 20µs 1V 20µs 1V 5ms 0 5V 20µs 2V 20µs 2V 20µs 1V 20µs 1V 5ms 0 5V 5ms 10V 20µs 5V 20µs 0 5V 20µs 50V ...

Страница 6: ...H 2 22 23 WAVEFORMS The following waveforms were measured at the point of the corresponding balloon number in the schematic diagram NOTE 20µs 50V 20µs 50V SOUND AMP 21PIN 1ms 200mV 24 25 1ms 0 5V ...

Страница 7: ...S 2 3 HV B P CON 25V V 22 1 INA 39 14 Vp1 VCC P CON 8V 44 AM OUT TV AV EEPROM IC IC199 S 24C16AFJA TB 01 J701 2 6 47 46 48 28 35 11 7 15 R_IN G_IN B_IN 3 1 AUDIO_OUT EXT A IN Q601 BUFFER 1 2 FRONT VIDEO J702 1 2 FRONT AUDIO J703 H_OUT 33 Q401 H OUTPUT Q405 H DRIVE VIDEO AMP IC IC801 TDA6107Q CRT V801 8 7 9 VOC 3 VOC 2 VOC 1 VI 1 VI 2 VI 3 2 1 3 52 53 51 B_OUT G_OUT R_OUT 6 180V 42 CVBS Yin 6 VDD 1...

Страница 8: ...12 12 7 2 9 8 PARTS LOCATION NOTE The numbers on the exploded view below refer to the mechanical section of the Replacement Parts List This diagram is used for representative purposes only 1 8 4 16 15 11 17 3 14 ...

Страница 9: ...01 SLR 342VCT32 DIODE D401 AU02A EIC DIODE D402 AU02A EIC ZENER DIODE D403 MTZJ33BT 77 ZENER DIODE D404 MTZJ33BT 77 ZENER DIODE D406 D97U01201B DIODE D407 1N4937 ZENER DIODE D408 MTZJ18BT 77 DIODE D409 AU02A EIC ZENER DIODE D410 MTZJ6 8BT 77 DIODE D411 1N4937 DIODE D413 AU02A EIC DIODE D505 D28T21DQN9 DIODE D506 D97U05R61B ZENER DIODE D507 MTZJ18BT 77 DIODE D508 D28T21DQN9 DIODE D509 1N4937 DIODE ...

Страница 10: ... 0 1W 5 15K Ω CARBON R117 ERD25TJ332 0 25W 5 3K3 Ω CARBON R118 ERD25TJ101 0 25W 5 100 Ω S M CARB R119 ERJ6GEYJ101 0 1W 5 100 Ω S M CARB R120 ERJ6GEYJ101 0 1W 5 100 Ω S M CARB R123 ERJ6GEYJ101 0 1W 5 100 Ω S M CARB R124 ERJ6GEYJ103 0 1W 5 10K Ω CARBON R126 ERD25TJ470 0 25W 5 47 Ω S M CARB R401 ERJ6GEYJ222 0 1W 5 2K2 Ω METAL R402 ERG3FJ821 3W 5 820 Ω S M CARB R403 ERJ6GEYJ222 0 1W 5 2K2 Ω CARBON R40...

Страница 11: ...7 ERJ6GEYJ473 0 1W 5 47K Ω CARBON R718 ERD25TJ821 0 25W 5 820 Ω CARBON R719 ERD25TJ102 0 25W 5 1K Ω CARBON R801 ERD50TJ102 0 5W 5 1K Ω CARBON R802 ERD50TJ102 0 5W 5 1K Ω CARBON R803 ERD50TJ102 0 5W 5 1K Ω S M CARB R804 ERJ6GEYJ101 0 1W 5 100 Ω S M CARB R805 ERJ6GEYJ101 0 1W 5 100 Ω S M CARB R806 ERJ6GEYJ101 0 1W 5 100 Ω S M CARB R807 ERJ6GEYJ102 0 1W 5 1K Ω S M CARB R808 ERJ6GEYJ102 0 1W 5 1K Ω S ...

Страница 12: ...F ELECT C640 ECA1VM101B 35V 100µF CERAMIC C641 ECKC1H222J 50V 2 2nF CERAMIC C642 ECKC1H561J 50V 560pF CERAMIC C646 ECKC1H560JB 50V 56pF CERAMIC C647 ECKC1H560JB 50V 56pF CERAMIC C648 ECKC1H102J 50V 1nF CERAMIC C650 ECKC1H103J 50V 100µF CERAMIC C655 ECKC1H102J 50V 1nF CERAMIC C656 ECKC1H223J 50V 22nF CERAMIC C702 ECKC1H102J 50V 1nF CERAMIC C703 ECKC1H471J 50V 470pF ELECT C704 ECA1CM100GB 16V 10µF C...

Страница 13: ... and cold parts at the same time as you are liable to a shock hazard b Do not short circuit the hot and cold circuits as electrical components may be damaged c Do not connect an instrument such as an oscilloscope to the hot and cold circuits simultaneously as this may cause fuse failure Connect the earth of the instruments to the earth connection of the circuit being measured d Make sure to discon...

Страница 14: ... IC 1 10 11 12 13 14 15 16 17 18 19 2 20 21 22 23 24 25 26 27 28 29 3 30 31 32 33 34 35 36 37 38 39 4 40 41 42 43 44 45 46 47 48 49 5 50 51 52 53 54 55 56 57 58 59 6 60 61 62 63 64 7 8 9 DEFLECTION SIGNAL L102 10uH 0305 L104 10uH 0305 L601 10uH 0305 L101 10uH 0305 L603 68uH 0305 L001 10uH 0305 L605 1uH 0305 L604 0 33uH L602 10uH OUTOUT G IN IN CF601 J1981M SIF SAW FILTER 1 2 3 4 5 Q608 2SA1037AK B...

Страница 15: ... R708 1K 1 4W R1003 8 2K 1 4W R1004 10K R719 1K 1 4W R704 75 R711 100K R710 68 R701 1K R1002 120K 1 4W R717 47K R718 820 1 4W C702 0 001 CH C1009 0 001 B C1010 0 001 B C709_1 0 001 CH C1013_1 0 001 CH C703 470P CH C1003_1 0 0022 X C1012 0 001 CH W815 W813 W804 W810 C1007 47 16V KA C1008 47 16V KA C704 10 16V KA C1006 100 16V YK C1002 10 50V YK C1001 470 10V YK C1011 470 10V YK WAS RECEIVED IN GOOD...

Страница 16: ... 470 1 2W R412 5 6K 1 4W R455 390 1 2W R413 100K 1 4W C424 0 0082 1 25KV MPP C405 0 047 B C403_2 0 047 100V MMTS C404 0 0022 500V B C424 0 0082 1 25KV MPP C417_2 0 01 100V MMTS C423_1 0 33 250V PMS C819 0 001 2KV R C401 0 047 B C407 0 1 B C802 0 0015 B C420 56P 500V SL C803 0 1 250V MKT C408_1 0 1 F C432_2 0 1 100V MMTS C416 27P 500V SL W821 W824 W851 W823 W831 W807 W825 W917 W822 C431 22 250V MHE...

Страница 17: ...4W R505 100 1 4W R521 1K 1 2W R507 100 1 4W C535 0 0022 250V KX C508 0 001 250V KX C503_1 220P 2KV RR C527 220P 250V KX C501_2 0 1 275V ECQUL C526_2 0 22 275V ECQUL C509 0 022 M C507 0 001 2KV B C506 0 001 2KV B C518 0 01 B C502 0 001 M C504 0 047 M C516 470P 500V B C517_1 680P 2KV RR W808 W819 W818 W809 C514 470 16V YK C511 47 25V YK C541 1000 25V YK D510_1 30DF6 FC D521 1SS133 D501 RM11C EIC D50...

Страница 18: ...102 L101 R1003 W001 R118 R109 W012 CP802A W014 L601 W011 W026 L603 C626 R719 W037 W038 W013 W027 CP802B CP801_1 TP801 R801_1 TP803 TP802 R802_1 HS801 IC801 D802 D801 D803 R803_1 R718 R1009 R1010 J1001 J703 J702 C631 W055 CF604 L602 R633 C803 R632 C629 R631 W046 D602 W043 R001 W831 D603 R117 C1010 C1008 R521 IC401 C402_1 W049 D410 C541 C406 C1011 C1001 C1007 W050 TP002 W804 CP701A W025 W029 W016 C1...

Страница 19: ...102 R649 R647 R645 R644 C642 R650 R646 R648 R640 C639 C638 C637 R639 C636 C635 R637 C627 R626 R627 C634 C632 R628 C628 R634 R625 R623 R804 R806 R807 R808 R809 C802 R805 C703 R717 Q607 R710 R629 Q606 R630 C630 Q608 R642 R641 C641 R643 R636 R624 R651 Q504 Q505 R526 C1009 R531 R652 R635 R711 C646 W815 Q513 Q506 Q512 IC199 R115 C518 R123 R124 C647 R654 R657 Q609 C650 R656 R655 C648 R621 L706 R702 C606...

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