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CONDUCTOR VIEWS

ANSICHT DER LEITERBAHNEN

TRAN’S

DIODES

Q101

H10

D251

D4

D869

B4

Q103

F10

D253

C4

D870

C4

Q104

N9

D254

B5

D871

A5

Q105

M8

D453

F9

D873

B5

Q182

G10

D454

L5

D875

J5

Q251

D4

D456

L5

D890

L7

Q252

C4

D457

L5

D891

K7

Q253

C4

D458

L5

D1051

A9

Q254

C5

D501

I3

D1101

G7

Q451

F8

D502

J2

D1103

F8

Q503

I2

D511

M5

D1104

A4

Q551

K1

D553

K4

D1105

A3

Q552

N3

D554

M3

D1116

G7

Q601

K9

D555

N3

D2101

G9

Q701

K8

D556

K1

D2102

G9

Q702

J5

D557

M4

D2103

G10

Q703

K4

D558

L4

D2104

G9

Q850

F5

D559

J1

D2105

G9

Q851

F9

D560

K2

D2303

G7

Q852

B5

D601

K8

D2304

G7

Q853

B4

D602

K8

D3101

B7

Q854

B4

D603

K8

D3102

B7

Q855

J5

D604

K8

Q856

F9

D609

M5

TPs

Q857

J4

D620

J9

TPE1

M4

Q1051

C8

D701

K5

TPE10

B5

Q1052

A9

D702

K8

TPE11

N5

Q1101

F7

D703

K8

TPE12

K4

Q1104

D6

D704

K5

TPE13

M4

Q1105

C6

D705

K5

TPE14

L4

Q1106

D7

D706

K5

TPE2

I5

Q1107

C7

D707

J4

TPE3

E5

Q1108

F9

D708

M5

TPE4

G5

Q2101

G10

D709

M5

TPE5

G5

Q2102

I8

D710

J5

TPE6

J10

Q2103

I8

D801

E1

TPE7

I9

Q2301

M6

D802

G2

TPE8

F5

Q2302

I7

D803

H1

TPE9

F5

Q2303

M6

D804

H1

Q2304

I7

D805

H2

ICs

Q3006

N10

D806

G2

IC251

D6

Q3007

M9

D850

H4

IC451

L5

D851

I4

IC601

K9

D852

I4

IC701

K5

D853

H3

IC801

G2

D854

G4

IC850

H4

D856

F4

IC851

G5

D857

E5

IC852

I10

D858

E5

IC853

I9

D859

H5

IC855

L7

D860

I10

IC856

J7

D861

J9

IC1051

A10

D862

N10

IC1101

D8

D863

G9

IC1102

D10

D864

I9

IC1103

F8

D865

I9

IC1104

C9

D866

I9

IC1105

F7

D867

A3

IC2101

H8

D868

B4

E-BOARD  TNP8EE013

1

1

10

9

8

7

6

5

4

3

2

A

B

C

D

E

F

G

H

I

J

K

L

M

N

Summary of Contents for TX-28LD20F

Page 1: ...ions shown are approximate NOTE This Service Manual should be used in conjunction with the EURO 4H technical guide TECHNISCHE DATEN Werte in klammern gelten nur fur TX 25LD20F Netzpannung 220 240V a c...

Page 2: ...ould 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 SICHERHEITSVORKEHRUNGEN ALLGEMEINE RICHTLINIEN 1 Es ist empfehlenswert...

Page 3: ...nent failure 3 To prevent any X Radiation possibility it is essential to use the specified tube MESSUNG DES KRIECHSTROMS IM EINGESCHALTETEN ZUSTAND 1 Den Netzstecker direkt in eine Netsteckdose stecke...

Page 4: ...SERVICE HINWEISE ENTFERNEN DER GER TER CKWAND 1 Die 11 Schrauben entfernen siehe Abb 2 LOCATION OF CONTROLS LAGE DER EINSTELLREGLER 4 Fig 2 Abb 2 SCREWS SCHRAUBEN SCREWS SCHRAUBEN Fig 3 Abb 3 N Board...

Page 5: ...ung erweitertes interaktives Training bereitstellt erm glicht es einen noch schnelleren Zugang zu technischen Informationen Um Servicearbeiten auf dem F Bord durchzuf hren steht ein Satz Verl ngerungs...

Page 6: ...cilloscope Select Ug2 adjustment and adjust the screen VR until the display shows O K ABGLEICH Vorbereitungen Abgleich B Abgleich 1 Testbild empfangen Helligkeit auf Minimum Kontrast auf Minimum Lauts...

Page 7: ...Pin 39 275mV 64 s 64 s 3V H Out IC601 Pin 50 Vert Out IC601 Pin 31 20ms 0 7V 13 s 3 7V SCL IC1201 Pin 3 R Out E8 Pin 5 64 s 4 6V HFLB IC601 Pin 13 64 s 6 2V R Out IC601 Pin 37 64 s 275mV G Out IC601 P...

Page 8: ...plitude H Amp 055 Optimum setting Vert Amplitude V Amp 054 Optimum setting EW amplitude E W Amp1 128 Optimum setting EW amplitude E W Amp2 006 Optimum setting Trapezium comp Trapez 1 047 Optimum setti...

Page 9: ...tellung Horizontale Amplitude H Amp 055 Optimale Einstellung Vertikale Amplitude V Amp 054 Optimale Einstellung OW amplitude E W Amp1 128 Optimale Einstellung OW amplitude E W Amp2 006 Optimale Einste...

Page 10: ...OUT AV3 27 33 34 35 28 29 26 30 25 3 2 1 6 7 8 9 E70 27 33 34 35 28 29 26 30 25 3 2 1 6 7 8 9 F1 Q1502 Q1503 Q1504 Q1508 Q1509 Q1510 Q1505 Q1506 Q1507 Q1511 Q1512 Q1513 3 9 IC371 B OUT 3 9 IC361 G OUT...

Page 11: ...1 R OUT 3 L OUT 2 R IN 6 L IN 2 R IN 6 L IN 47 ANA_IN1 DACM_L 25 SC3_IN_R 38 SC1_IN_R 42 SC1_IN_L 41 SC2_OUT_R 27 SC2_OUT_L 28 SC2_IN_R 40 SC2_IN_L 39 E BOARD AUDIO PROCESSOR Q2303 Q2301 Q2302 22 DACA...

Page 12: ...DA 48 49 SCL SDA E BOARD IC2101 4 8 7 AUDIO PROCESSOR MICRO PROCESSOR IC1103 6 5 EAROM AFC 61 AFC IC601 5 VIDEO PROCESSOR IC601 5 AV VIDEO SWITCH RC E18 7 6 5 4 3 SDA 1 SCL 1 SDA 2 SCL 2 SERVICE TEST...

Page 13: ...EAROM IC1105 2 RESET REG REG REG IC1501 31 C I P IC701 6 EW CORRECTION POWER SUPPLY IC451 7 9 2 V OUTPUT AUDIO OUTPUT D801 E BOARD Y BOARD E3 2 Y3 2 E1 4 1 E2 2 1 R802 Line Filter IC351 6 R OUT 12V E1...

Page 14: ...rs on the exploded view below refer to the mechanical section of the Replacement Parts List Anmerking Die Nummer auf den mechanischen Teilen Zeigt die Bezugsnummer der Ersatzteilliste an 14 13 23 17 2...

Page 15: ...BATTERY PACK UM 3DJ 2P PCB BRACKET PCH2 TMX8E041 PCB BRACKET PCH3 TMX8E041 THERMISTOR R802 232266296706 INSTRUCTION BOOKS GERMAN TQB8E2816A 1 DUTCH FRENCH TQB8E2816BD1 ITALIAN SPANISH TQB8E2816CE2 SW...

Page 16: ...4 MA723TA5 DIODE D2105 MTZJT 778 2C DIODE D2303 MA723TA5 DIODE D2304 MA723TA5 DIODE D3101 MTZJT 778 2C DIODE D3102 MTZJT 778 2C DIODE D3351 1SS254T 77 DIODE D3352 MA165TA5 DIODE D3353 MA165TA5 DIODE D...

Page 17: ...SN100KA COIL L1527 ELESN100KA COIL L1528 ELESN100KA COIL L1529 ELESN100KA COIL L1530 EXCELDR35V COIL L2101 TLTACT100K COIL L2103 EXCELSA35T COIL L2104 TLTACT4R7K COIL L3001 ELEMV1R5MA COIL L3002 ELEMV...

Page 18: ...268 ERJ6GEYJ103 0 1W 5 10K METAL R269 ERQ14AJ101 0 25W 5 100 S M CARB R271 ERJ6GEYJ103 0 1W 5 10K WOUND R272 ERF7ZK4R7 7W 10 4R7 FUSIBLE R350 ERQ12AJ151P 0 5W 5 150 S M CARB R352 ERJ6GEYJ202 0 1W 5 2K...

Page 19: ...L R882 ERG2FJ330H 2W 5 33 FUSIBLE R890 ERX1FJ3R9P 1W 5 3R9 S M CARB R913 ERJ6GEYJ183 0 1W 5 18K S M CARB R914 ERJ6GEYJ222 0 1W 5 2K2 S M CARB R915 ERJ6GEYJ182 0 1W 5 1K8 S M CARB R916 ERJ6GEYJ221 0 1W...

Page 20: ...1W 5 6K8 S M CARB R1541 ERJ6GEYJ103 0 1W 5 10K S M CARB R1542 ERJ6GEYJ152 0 1W 5 1K5 S M CARB R1543 ERJ6GEYJ101 0 1W 5 100 S M CARB R1544 ERJ6GEYJ101 0 1W 5 100 S M CARB R1545 ERJ6GEYJ101 0 1W 5 100 S...

Page 21: ...Q S M CAP C115 ECUV1H103ZFX 50V Q ELECT C116 ECA1CM221GB 16V S M CAP C117 ECUV1H103ZFX 50V Q ELECT C118 ECJ2VF1H104Z 350V Q ELECT C119 ECA1CM221GB 16V ELECT C120 ECA1CM221GB 16V S M CAP C121 ECUV1H10...

Page 22: ...1 ECA1CM102B 16V ELECT C872 ECA1CM471GB 16V ELECT C873 ECA1CM100GB 16V ELECT C875 ECA2CM4R7B 160V ELECT C876 ECA1HHG101B 50V ELECT C902 ECA1VM101GB 35V ELECT C904 ECJ2VF1H103Z 350V Q S M CAP C906 ECUV...

Page 23: ...30JCX 50V S CERAMIC C1603 ECKC1H271J 50V S S M CAP C2101 ECUV1H102JCX 50V Q S M CAP C2102 ECUV1H102JCX 50V Q S M CAP C2103 ECUV1H102JCX 50V Q S M CAP C2104 ECUV1H102JCX 50V Q S M CAP C2105 ECUV1H102JC...

Page 24: ...S11B SWITCH S1201 EVQ21405R SWITCH S1202 EVQ21405R SWITCH S1203 EVQ21405R SWITCH S1204 EVQ21405R SWITCH S1205 EVQ21405R DIFFERENCES FOR MODEL TX 25LD20F MECHANICAL PARTS BACK COVER 20 TKU8E00310 C R T...

Page 25: ...The Power Supply Circuit contains a circuit area which uses a separate power supply to isolate the earth connection The circuit is defined by HOT and COLD indications in the schematic diagram All cir...

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Page 32: ...F9 D609 M5 TPs Q857 J4 D620 J9 TPE1 M4 Q1051 C8 D701 K5 TPE10 B5 Q1052 A9 D702 K8 TPE11 N5 Q1101 F7 D703 K8 TPE12 K4 Q1104 D6 D704 K5 TPE13 M4 Q1105 C6 D705 K5 TPE14 L4 Q1106 D7 D706 K5 TPE2 I5 Q1107...

Page 33: ...DIODES D351 B3 D352 B3 D361 B2 D362 A1 D371 D2 D372 C2 D373 C3 D374 A1 D375 B2 D376 B3 D377 A2 D378 C2 D387 B1 D901 C1 D902 C1 D903 C1 D910 C1 D911 D2 D912 D1 D3351 A2 D3352 A3 D3353 A1 D3354 C3 T P S...

Page 34: ...N BOARD TNP8EN016 DIODES D1072 A6 D1071 B3 IC S IC1071 B2 C B A 1 2 3 4 5 6 7 8 31...

Page 35: ...P BOARD TNP8EP017 DIODES D580 C1 D581 C1 1 2 3 32 A B C D E...

Page 36: ...W BOARD TNP8EW002 I C S IC1901 A2 33 1 2 3 A C B...

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