Table of Contents
Advertisement
Quick Links
SPECIFICATIONS
Power Source:
220-240V a.c., 50Hz
Power Consumption:
141W
Standby Power
Consumption:
1,4W
Aerial Impedance:
75Ω unbalanced, Coaxial Type
Receiving System:
TX-29AK20D/TX-29AK20F
PAL-B/G, H, I, D/K, PAL-525/60
SECAM B/G, D/K, L/L'
M.NTSC
NTSC (AV only)
TX-29AK20C
PAL-B/G, H, D/K, PAL-525/60
SECAM B/G, D/K
M.NTSC
NTSC (AV only)
Receiving Channels:
VHF E2-E12
VHF H1-H2 (ITALY)
VHF A-H (ITALY)
VHF R1-R2
VHF R3-R5
VHF R6-R12
UHF E21-E69
CATV (S01-S05)
CATV S1-S10 (M1-M10)
CATV S11-S20 (U1-U10)
CATV S21-S41 (HYPERBAND)
Intermediate Frequency:
Video
38,9MHz, 34MHz
Sound
32,9MHz, 33,16MHz, 33,4MHz
40,4MHz, 32,4MHz (A2 STEREO)
33,05MHz, 34,05MHz (NICAM)
32,66MHz, 32,4MHz (CZECH STEREO)
Colour
34,47MHz (PAL)
34,5MHz, 34,65MHz (SECAM)
Video/Audio Terminals:
AUDIO MONITOR OUT
Audio (RCAx2)
AV1 IN
Video (21 pin)
Audio (21 pin)
RGB (21 pin)
AV1 OUT
Video (21 pin)
Audio (21 pin)
AV2 IN
Video (21 pin)
Audio (21 pin)
S-Video IN
(21 pin)
AV2 OUT
Video (21 pin)
Audio (21 pin)
Selectable Output (21 pin)
AV3 IN
Audio (RCAx2)
Video (RCAx1)
High Voltage:
30,5kV ± 1kV
Picture Tube:
A68ELO10X71 68cm
Audio Output:
2 x 15W (Music Power)
8Ω Impedance
Headphones
8Ω Impedance
Accessories supplied:
Remote Control
2 x R6 (UM3) Batteries
Dimensions:
Height:
568mm
Width:
688mm
Depth:
492mm
Net Weight:
47kg
Specifications are subject to change without notice.
Weights and dimensions shown are approximate.
NOTE: This Service Manual should be used in conjunction with the
EURO-4H technical guide.
500mV rms1kΩ
1V p-p 75Ω
500mV rms 10kΩ
1V p-p 75Ω
500mV rms 1kΩ
1V p-p 75Ω
500mV rms 10kΩ
Y: 1V p-p 75Ω
C: 0,3V p-p 75Ω
1V p-p 75Ω
500mV rms 1kΩ
500mV rms10kΩ
1V p-p 75Ω
Colour Television
EURO-4H Chassis
TECHNISCHE DATEN
Netzpannung:
220-240V a.c., 50Hz
Leistungsaufnahme:
141W
Standby
Leistungsaufnahme:
1,4W
Antennenimpedanz:
75Ω asymmetrisch, Koaxial-Typ
Empfangssystem:
TX-29AK20D/TX-29AK20F
PAL-B/G, H, I, D/K, PAL-525/60
SECAM B/G, D/K, L/L'
M.NTSC
NTSC (nur AV Eingang)
TX-29AK20C
PAL-B/G, H, D/K, PAL-525/60
SECAM B/G, D/K
M.NTSC
NTSC (nur AV Eingang)
Empfangsbereiche:
VHF E2-E12
VHF H1-H2 (ITALY)
VHF A-H (ITALY)
VHF R1-R2
VHF R3-R5
VHF R6-R12
UHF E21-E69
CATV (S01-S05)
CATV S1-S10 (M1-M10)
CATV S11-S20 (U1-U10)
CATV S21-S41 (HYPERBAND)
Zwischenfrequenz:
Video
38,9MHz, 34MHz
Sound
32,9MHz, 33,16MHz, 33,4MHz
40,4MHz, 32,4MHz (A2 STEREO)
33,05MHz, 34,05MHz (NICAM)
32,66MHz, 32,4MHz (CZECH STEREO)
Colour
34,47MHz (PAL)
34,5MHz, 34,65MHz (SECAM)
Video/Audio Anschlüsse:
AUDIO MONITOR OUT
Audio (RCAx2)
AV1 EINGANG
Video (21 pin)
Audio (21 pin)
RGB (21 pin)
AV1 AUSGANG
Video (21 pin)
Audio (21 pin)
AV2 EINGANG
Video (21 pin)
Audio (21 pin)
S-Video IN
(21 pin)
AV2 AUSGANG
Video (21 pin)
Audio (21 pin)
Wählbarer Ausgang
AV3 EINGANG
Audio (RCAx2)
Video (RCAx1)
Hochspannung:
30,5kV ± 1kV
Bildrohre:
A68ELO10X71 68cm
Ton Ausgangsleistung:
2 x 15W (Musikleistung)
Lautsprecher
8Ω Impedanz
Kopfhörer:
8Ω Impedanz
Mitgel. Zubehör:
Fernbedienung
2 x R6 (UM3) Batterien
Abmessungen:
Höhe:
568mm
Breite:
688mm
Tiefe:
492mm
Gewicht:
47kg
Änderungen der Technisichen Daten vorbehalten.
Gewichte und Abmessungen sind Näherungsangaben.
Hinweis: Bitte verwende Sie das Service Manual zusammen mit dem
Technical Guide.
ORDER No. SM-00016
TX-29AK20C
TX-29AK20D
TX-29AK20F
500mV rms1kΩ
1V p-p 75Ω
500mV rms 10kΩ
1V p-p 75Ω
500mV rms 1kΩ
1V p-p 75Ω
500mV rms 10kΩ
Y: 1V p-p 75Ω
C: 0,3V p-p 75Ω
1V p-p 75Ω
500mV rms 1kΩ
500mV rms10kΩ
1V p-p 75Ω
Advertisement
Table of Contents
Related Manuals for Panasonic TX-29AK20C
Summary of Contents for Panasonic TX-29AK20C
- Page 1 ORDER No. SM-00016 Colour Television TX-29AK20C TX-29AK20D TX-29AK20F EURO-4H Chassis SPECIFICATIONS TECHNISCHE DATEN Power Source: 220-240V a.c., 50Hz Netzpannung: 220-240V a.c., 50Hz Power Consumption: 141W Leistungsaufnahme: 141W Standby Power Standby Consumption: 1,4W Leistungsaufnahme: 1,4W Aerial Impedance: 75Ω unbalanced, Coaxial Type Antennenimpedanz: 75Ω...
-
Page 2: Table Of Contents
CONTENTS INHALT SAFETY PRECAUTIONS ............ 2 SICHERHEITSVORKEHRUNGEN ........2 SERVICE HINTS ..............4 SERVICE HINWEISE ............4 SERVICE POSITION ............5 SERVICEPOSITION FÜR DAS CHASSIS ......5 SELF CHECK ..............6 SELBSTDIAGNOSE ............6 ADJUSTMENT PROCEDURE ..........7 ABGLEICH ................7 WAVEFORM PATTERN TABLE .......... - Page 3 LEAKAGE CURRENT HOT CHECK MESSUNG DES KRIECHSTROMS IM EINGESCHALTETEN ZUSTAND Plug the a.c. cord directly into the a.c. outlet. Do not use an isolation transformer for this check. Den Netzstecker direkt in eine Netsteckdose stecken. Connect a 2kΩ 10W resistor in series with an Für diese Messung keinen Trenntransformator exposed metallic part on the receiver and an earth, verwenden.
-
Page 4: Service Hints
SERVICE HINTS SERVICE HINWEISE HOW TO REMOVE THE REAR COVER ENTFERNEN DER GERÄTERÜCKWAND Remove the 11 screws as shown in Fig.2. Die 11 Schrauben entfernen, siehe Abb.2. SCREWS SCREWS SCHRAUBEN SCHRAUBEN Fig.2. Abb.2. LOCATION OF CONTROLS LAGE DER EINSTELLREGLER Y-Board V-Board N-Board M-Board... -
Page 5: Service Position
HOW TO MOVE THE CHASSIS SERVICEPOSITION FÜR DAS CHASSIS INTO SERVICE POSITION Remove the bead clamper from the mains lead and Entfernen Sie den Kabelbinder von der Netzleitung und affix, using back cover screw, into top right-hand befestigen Sie ihn mit einer Rückwandschraube am Gehäuse cabinet rib (A), shown in Fig.4. -
Page 6: Self Check
O.K. O.K. O.K. O.K. O.K. Factory use only O.K. Nur für Herstellung O.K. O.K. O.K. TX-29AK20C TX-29AK20D TX-29AK20F OPTION1 3D OPTION1 39 OPTION1 39 OPTION2 3E OPTION2 3E OPTION2 3E OPTION3 00 OPTION3 0F OPTION3 0F OPTION4 40 OPTION4 40... -
Page 7: Adjustment Procedure
ADJUSTMENT PROCEDURE Item/Preparation Adjustments Set the +B voltage up as follows:- +B SET-UP Adjust R811 so that B2 shows 148V ± 2V Receive a Greyscale signal. Confirm the following voltages. Set the controls:- ± 0,25V ± 0,25V Brightness Minimum ± 0,5V ±... -
Page 8: Waveform Pattern Table
WAVEFORM PATTERN TABLE SIGNAL TABELLE VFLB Vert Drive Vert Out IC451 Pin 3 IC451 Pin 2 IC601 Pin 31 20mS 20mS 20mS H - Out H - Out H - Pulse IC601 Pin 50 IC701 Pin 5 Base Q503 64µS 64µS 64µS Video Out... -
Page 9: Alignment Settings
ALIGNMENT SETTINGS (The figures below are nominal and used for representative purposes only.) Set the Bass to maximum position, set the Treble to minimum position, press the volume down button (-/v) on the customer controls at the front of the TV and at the same time press the INDEX button on the remote control, this will place the TV into the Service Mode. -
Page 10: Abgleichtabelle
ABGLEICHTABELLE (Die angegebenen Werte sind Mittelwerte und Können individuell nach oben oder unten nach dem korrekten Abgleich abweichen.) Um in den Service-Mode zu gelangen, gehen sie bitte wie folgt vor. Stellen sie im Toneinstellungs-Menü die Bässe auf Maximun und die Höhen auf Minimum. Halten sie die INDEX-Taste auf der Fernbedienung gedrückt und drücken zusätzlich die Taste -/v im Bedienteil des TV- Gerätes. -
Page 11: Block Diagrams
VIDEO BLOCK DIAGRAM BILDSIGNAL BLOCKSCHEMA F - BOARD E - BOARD IC1502 Q104 TUNER C.I.P. IC1501 Q105 VIDEO Wvqr‚ÃPˆ‡Ã ( PROCESSOR 7yˆrÃÃ& B…rrà Srqà $ CVBS 68 Q1501 Wvqr‚ÃDÃ! R 37 IC1504 IC1101 DEFLECTION MICRO G 38 PROCESSOR PROCESSOR B 39 Wvqr‚ÃDÃ! Q1511 Q1512... - Page 12 AUDIO BLOCK DIAGRAM TONSIGNAL BLOCKSCHEMA E - BOARD IC2101 AUDIO PROCESSOR IC251 TUNER AUDIO Q252 DACM_R 24 Q2102 OUTPUT DACM_L 25 L 11 Q2103 Q103 Q251 44 MONO IN Q101 49 ANA_IN2+ 1 R OUT SC1_OUT_R 30 Q102 47 ANA_IN1+ SC1_IN_R 42 2 R IN AUDIO...
- Page 13 CONTROL BLOCK DIAGRAM STROMVERSORGUNGS BLOCKSCHEMA E - BOARD To Y2 SENSE F - BOARD TUNER IC1503 IC1504 L/L’ POS/NEG CONVERTER DEFLECTION IC601 PROCESSOR IC601 AV VIDEO SCL 1 SWITCH VIDEO IC2101 D_CTR_OUT0 PROCESSOR SDA 1 Q601 AUDIO PROCESSOR SDA 1 IC1501 IC1502 SERVICE /...
- Page 14 POWER SUPPLY BLOCK DIAGRAM STROMVERSORGUNGS BLOCKSCHEMA E - BOARD N - BOARD 5V SBY Q852 D867 Q855 D868 Q853 Q854 IC251 AUDIO D862 T802 RL801 R854 OUTPUT T801 D801 Line Filter Y - BOARD 150V 150V D850 Line IC351 Filter R802 Q850 T551...
-
Page 15: Parts Location
PARTS LOCATION EXPLOSIONSZEICHNUNG NOTE: Anmerking: The numbers on the exploded view below Die Nummer auf den mechanischen Teilen refer to the mechanical section of the Zeigt die Bezugsnummer der Ersatzteilliste Replacement Parts List. -
Page 16: Replacement Parts List
THERMISTOR A68ELO10X71 C.R.T. R843 232266296706 THERMISTOR EABG12505A2 SPEAKER I.C.s EUR511211 REMOTE CONTROL IC251 LA4282 AUDIO OUTPUT TBMA059 PANASONIC BADGE IC351 TDA6111Q-N4 RGB OUTPUT TBXA20001 POWER BUTTON IC361 TDA6111Q-N4 RGB OUTPUT THT1062 CRT FIXING SCREW IC371 TDA6111Q-N4 RGB OUTPUT TKK8E026 SPEAKER REFLECTOR... - Page 17 Cct Ref Parts Number Description Cct Ref Parts Number Description D387 MA2160LFS DIODE D1104 MA165TA5 DIODE D453 MA165TA5 DIODE D1105 MA165TA5 DIODE D454 EU02 DIODE D1131 MTZJT-775.6C DIODE D456 MTZJT776.2B DIODE D2101 MA723TA5 DIODE D457 MA165TA5 DIODE D2102 MA723TA5 DIODE D501 MA165TA5 DIODE...
- Page 18 Cct Ref Parts Number Description Cct Ref Parts Number Description Q1511 BC857B TRANSISTOR L1502 ELESN2R2KA COIL Q1512 BC847B TRANSISTOR L1503 ELESN2R2KA COIL Q1513 BC847B TRANSISTOR L1504 ELESN2R2KA COIL Q1514 BC847B TRANSISTOR L1505 ELESN100KA COIL Q1515 BC847B TRANSISTOR L1506 ELESN100KA COIL Q1900 BC847B TRANSISTOR...
- Page 19 Cct Ref Parts Number Description Cct Ref Parts Number Description JA13 ERJ8GEY0R00 S.M.CARB .125W R261 ERJ6GEYJ471 S.M.CARB 0.1W JA14 ERJ6GEY0R00 S.M.CARB 0.1W R262 ERJ6GEYJ103 S.M.CARB 0.1W JA15 ERJ6GEY0R00 S.M.CARB 0.1W R263 ERJ6GEYJ473 S.M.CARB 0.1W JA16 ERJ6GEY0R00 S.M.CARB 0.1W R264 ERJ6GEYJ103 S.M.CARB 0.1W JA17...
- Page 20 Cct Ref Parts Number Description Cct Ref Parts Number Description R582 ERG3FJ471 METAL R873 ERG1SJ223 METAL R583 ERG3FJ331 METAL R874 ERDS2TJ104T CARBON 100K R603 ERJ6GEYJ223 S.M.CARB 0.1W R876 ERJ6GEYJ103 S.M.CARB 0.1W R604 ERJ6GEYJ101 S.M.CARB 0.1W R877 ERW2PKR47 WOUND 2W 10% R605 ERJ6GEYJ101 S.M.CARB...
- Page 21 Cct Ref Parts Number Description Cct Ref Parts Number Description R1133 ERJ6GEYJ272 S.M.CARB 0.1W R1538 ERJ6GEYJ331 S.M.CARB 0.1W R1136 ERJ6GEYJ273 S.M.CARB 0.1W R1539 ERJ6GEYJ271 S.M.CARB 0.1W R1137 ERJ6GEY0R00 S.M.CARB 0.1W R1540 ERJ6GEYJ682 S.M.CARB 0.1W R1138 ERJ6GEYJ105 S.M.CARB 0.1W R1541 ERJ6GEYJ103 S.M.CARB 0.1W R1139...
- Page 22 Cct Ref Parts Number Description Cct Ref Parts Number Description R2111 ERJ6GEYJ221 S.M.CARB 0.1W R3007 ERJ6GEYJ101 S.M.CARB 0.1W R2112 ERJ6GEYJ102 S.M.CARB 0.1W R3008 ERJ6GEYJ153 S.M.CARB 0.1W R2113 ERJ6GEYJ562 S.M.CARB 0.1W R3010 ERD25TJ750 CARBON 0.25W R2114 ERJ6GEYJ101 S.M.CARB 0.1W R3013 ERJ6GEYJ101 S.M.CARB 0.1W R2115...
- Page 23 Cct Ref Parts Number Description Cct Ref Parts Number Description 5.6nF C583 ECWH20562JVB FILM 200V CAPACITORS 5.6nF C584 ECWH20562JVB FILM 200V 100nF C103 ECJ2VF1H104Z ELECT 350V 1.5nF C586 ECQF4153JZH FILM 400V 56pF C106 ECUV1H560JCX S.M. CAP 27nF C587 ECQF4273JZH FILM 400V 100nF C107...
- Page 24 Cct Ref Parts Number Description Cct Ref Parts Number Description 100pF 10µF C1105 ECUV1H101JCX S.M. CAP C1560 ECEA1CKA100 ELECT 680pF 100nF C1106 ECKC2H681J CERAMIC 500V C1561 ECJ2VB1C104K ELECT 350V 33nF 100nF C1108 ECJ2VB1H333K ELECT 350V C1562 ECJ2VB1C104K ELECT 350V 10µF 100nF C1111 ECEA1CU100...
- Page 25 Cct Ref Parts Number Description Cct Ref Parts Number Description 100nF C2127 ECUV1H010CCX S.M. CAP C3210 ECJ2VB1C104K ELECT 350V 10nF C2128 ECUV1H010CCX S.M. CAP C3211 ECUV1H103KBX S.M. CAP 1000µF 10nF C2129 ECA1CM102B ELECT C3212 ECUV1H103KBX S.M. CAP 330µF 10nF C2130 ECA1CM331B ELECT C3213...
- Page 26 Cct Ref Parts Number Description Cct Ref Parts Number Description MECHANICAL PARTS DIFFERENCES FOR MODEL TX--29AK20F TNP8EE013AX E P.C.B. TQF8E3068 MODEL LABEL ENG29505GR TUNER MECHANICAL PARTS INSTRUCTION BOOKS TNP8EE013AJ E P.C.B. TQB8E3092A GERMAN TQF8E2989 MODEL LABEL TQB8E3092C ITALIAN ENG29505GR TUNER TQB8E3092D FRENCH INSTRUCTION BOOKS...
- Page 27 Cct Ref Parts Number Description Cct Ref Parts Number Description 10µF C865 ECEA1CU100 ELECT 2.2nF C3111 ECUV1H222KBX S.M. CAP...
-
Page 28: Schematic Diagrams
SCHEMATIC DIAGRAMS FOR MODELS ZEICHENERKLÄRUNG FÜR MODELL TX-29AK20C TX-29AK20C TX-29AK20D TX-29AK20D TX-29AK20F TX-29AK20F (EURO-4H CHASSIS) (EURO-4H CHASSIS) IMPORTANT SAFETY NOTICE WICHTIGER SICHERHEITSHINWEIS Components identified by mark have special Teile, die mit einen Hinweis gekennzeichnet sind, characteristics important for safety. When replacing any of sind wichtig für die Sicherheit, Sollte ein Auswechsein... - Page 39 F - BOARD TNP8EF007 TRAN’S Q1502 C3 Q1503 C3 Q1504 C2 Q1505 D3 Q1506 C3 Q1507 C3 Q1514 C2 Q1515 C2 I.C.’S IC1501 B1 IC1502 A2 IC1503 A3 IC1504 B3...
- Page 40 F - BOARD TNP8EF007 TRAN’S Q1501 C3 Q1508 C1 Q1509 C2 Q1510 C2 Q1511 C1 Q1512 D1 Q1513 C1...
- Page 41 M - BOARD TNP8EM020 TRANSISTORS Q3201 Q3202 Q3203 Q3204 Q3205 Q3206 Q3207 Q3208 Q3209 Q1900 DIODES D3201 D3202 D3203 D1900 IC’S IC1900 IC1901...
- Page 42 N - BOARD TNP8EN018 DIODES Q1011 B7 Q1012 B6 Q1013 B6 IC’S IC1051 A3...
- Page 43 P - BOARD TNP8EP017 DIODES D580 D581...
- Page 44 CONDUCTOR VIEWS ANSICHT DER LEITERBAHNEN E-BOARD TNP8EE013 TRAN’S DIODES Q101 D251 D869 Q103 D253 D870 Q104 D254 D871 Q105 D453 D873 Q182 D454 D875 Q251 D456 D890 Q252 D457 D891 Q253 D458 D1051 Q254 D501 D1101 Q451 D502 D1103 Q503 D511 D1104 Q551...
- Page 45 V - BOARD TNP8EV004 DIODES D1011...
- Page 46 Y - BOARD TNP8EY018 TRAN’S Q351 Q361 Q371 Q905 Q906 Q907 Q908 Q909 Q3351 A2 Q3352 A2 DIODES D351 D352 D361 D362 D371 D372 D373 D374 D375 D376 D377 D378 D387 D901 D902 D903 D910 D911 D912 D3351 A2 D3352 A3 D3353 A1 D3354 C3 T.P.’S...
- Page 47 Z - BOARD TNP8EZ003 TRAN’S Q2201 Q2202 Q2203 IC’S IC2201 IC2221 IC2302...