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Service Manual
Colour Television EURO 3HW Chassis
TX-25AD50F TX-29AD50F
Safety
Specifications
Block Diagram(Video/Audio)
Block Diagram(Control)
Parts List
Service Information
PCB view(B)
PCB view(D)
PCB view(E)
PCB view(F)
PCB view(H)
PCB view(M)
PCB view(Y)
Adjustments
Self Check
Service Hints
Mechanical View
Disassembly
Location of Controls
Waveforms
B Schematic
D Schematic
E Schematic
T
B
F Schematic
H Schematic
T
B
M Schematic
Y Schematic
Notes
Service Support
About....
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Table of Contents
Related Manuals for Panasonic TX-25AD50F
Summary of Contents for Panasonic TX-25AD50F
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Page 1: Service Manual
Service Manual Colour Television EURO 3HW Chassis TX-25AD50F TX-29AD50F Safety Adjustments Notes Specifications Self Check Service Support Block Diagram(Video/Audio) Service Hints Mechanical View Block Diagram(Control) Disassembly Parts List Location of Controls About..Service Information Waveforms PCB view(B) B Schematic PCB view(D) -
Page 2: Colour Television
TX-29AD50F TX-25AD50F EURO-3H Chassis Specifications Technische Daten (Werte in klammern { } gelten nur fur TX-25AD50F) (Information in brackets { } refers to TX-25AD50F) 220 - 240 V AC, 50Hz Netzpannung : Power Source : 220 - 240 V AC, 50Hz... -
Page 3: Table Of Contents
INHALT CONTENTS SICHERHEITSVORKEHRUNGEN SAFETY PRECAUTIONS LAGE DER EINSTELLREGLER LOCATION OF CONTROLS WARTUNGSHINWEISE SERVICE HINTS JUSTIERUNGEN ADJUSTMENTS SELBSTDIAGNOSE SELF CHECK SIGNAL TABELLE WAVEFORM PATTERN TABLE ANSICHT DER LEITERBAHNEN CONDUCTOR VIEWS SCHALTBILD BLOCK BLOCK DIAGRAM SCHALTBILD SCHEMA SCHEMATIC DIAGRAMS EXPLOSIONSZEICHNUNG PARTS LOCATION ERSATZTEILLISTE REPLACEMENT PARTS LIST SICHERHEITSVORKEHRUNGEN... - Page 4 LEAKAGE CURRENT HOT CHECK MESSUNG DES KRIECHSTROMS IM EINGESCHALTETEN ZUSTAND Plug the AC cord directly into the AC outlet. Do not use an isolation transformer for this check. Den Netzstecker direkt in eine Netsteckdose stecken. Für Connect a 2kW 10W resistor in series with an exposed diese Messung keinen Trenntransformator verwenden.
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Page 5: Location Of Controls
Location Of Controls Lage der Einstellregler SERVICE HINWEISE SERVICE HINTS Entfernen Der Geräterückwand How to remove the rear cover Schrauben entfernen, siehe Abb.3/Abb.4. Remove the 9 screws (A) as shown in Fig.3/Fig.4. -
Page 6: Adjustment Procedure
Adjustment Procedure The remote control is used for entering and storing adjustments, with the exception of cut-off adjustments which must always be done prior to service adjustment. Perform adjustments in accordance with screen display. The display on the screen also specifies the CCU variants as well as the approx. - Page 7 ABGLEICHVERFAHREN Die Fernbedienung dient zum Eingeben und Abspeichern der Einstellwerte, mit Ausnahme der Sperrpunkteinstellung, die grundsätzlich vor den hier beschriebenen Einstellungen vorgenommen werden muss. Die Einstellung erfolgt entsprechend dem Bildschirm-Display. Auf dem Bildschirm-Display erscheinen auch die CCU-Varianten sowie die ungefähren Einstellwerte. Die Einstellfolge für den Service-Modus ist nachstehend beschrieben.
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Page 8: Alignment Settings
Alignment Settings (The figures used below are nominal and used for representative purposes only) Alignment Function Settings / Special features Vertical amplitude Optimum setting V-AMP Vertical linearity V-LIN V-Pos. V-POS Horizontal amplitude Optimum setting H-AMP Horizontal position H-POS EW-amplitude Optimum setting E/W-AMP 1 EW-amplitude Optimum setting... - Page 9 Abgleichtabelle (Die angegebenen Werte sind Mittelwerte und Können individuell nach oben oder unten nach dem korrekten Abgleich abweichen) Abgleichfunktion Einstellung/Besondere Merkmale Vertikale Amplitude Optimale Einstellung V-AMP Vertical linearität V-LIN V-Pos. V-POS Horizontale Amplitude Optimale Einstellung H-AMP Horizontale position H-POS OW-amplitude Optimale Einstellung E/W-AMP 1 OW-amplitude...
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Page 10: Adjustments
ADJUSTMENT PROCEDURE Item/Preparation Adjustments Supply Voltage Check Confirm the following voltages. Receive a standard test pattern E PCB D PCB 0.5V +0.12/-0.1V Set the controls: Brightness Minimum 0.5V 0.25V U5SB 0.5V 0.7V Contrast Minimum Volume Minimum 11.8 _ 0.5V 18.2 _ 0.8V 22.5 _ 45.7 _... - Page 11 ABGLEICH Vorbereitung Abgleich Prüfen der Versorgungsspannung Folgende Spannungen sind zu überprüfen : Testbild empfangen. E PCB D PCB 0.5V +0.12/-0.1V Helligkeit auf Minimum Kontrast auf Minimum 0.5V U5SB 0.25V 0.5V 0.7V Lautstärke auf Minimum 11.8 _ 0.5V 18.2 _ 0.8V 22.5 _ 45.7 _ 2.5V...
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Page 12: Waveform Pattern Table
WAVEFORM PATTERN TABLE SIGNAL TABELLE... -
Page 13: Block Diagram
CONTROL BLOCK DIAGRAM EAROM Tuner 21 Pin AV2 EPROM IIC Bus4 IC1105 E-Board Microcontroller IC2001 IIC Bus2 MSP3410 IC1101 IC601 TDA9151 E-Board IC603 X1101 TDA4780 F-Board IC401 Mega-Text TDA9151 IC3501 IC1601 F-Board IC1552 SDA9257 IIC Bus1 IC1602 SDA9280 F-Board IC1701 A.V. -
Page 15: Schematic Diagrams
SCHEMATIC DIAGRAM FOR MODELS TX-29AD50F TX-25AD50F (Euro-3H Chassis Notes RESISTOR All resistors are carbon ¼W resistor, unless marked as follows: Unit of resistance is OHM (W) (K=1,000, M=1,000,000). CAPACITORS All capacitors are ceramic 50V, unless marked as follows: Unit of capacitance is mF, unless otherwise stated. - Page 16 ZEICHENERKLÄRUNG FÜR MODELL TX-29AD50F TX-25AD50F (Euro-3H Chassis) Anmerkung WIDERSTANDE Alle ¼Watt Widerstände sind Kohlewiderstände, Abweichungen sind folgt gekennzeichnet. Die Ma_einheit ist OHM (W) (K=1,000 M=1,000,000) KONDENSATOREN Alle Kondensatoren sind Keramikausfürungen Spannungsfestigkeit 50V. Abweichungen sind wie folgt gekennzeichnet. Die Ma_einheit ist mF, wenne keine andersen Bezeichnungen gennant sind.
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Page 17: Parts Location
PARTS LOCATION... -
Page 18: Ersatzteilliste
COMMON PARTS FOR TX-29AD50F AND TX-25AD50F ERSATZTEILLISTE REPLACEMENT PARTS LIST Wichtiger Sicherheitshinwels Important Safety Notice C007 ECUV1H102JCX S.M.CAP MISCELLANEOUS COMPONENTS C009 ECA1HMR22GB ELECT 50V 0.22mF C010 ECUV1H102KBX S.M.CAP EUR51923 REMOTE CONTROL C014 ECUV1H103ZFX S.M.CAP 10nF UR51EC780 BATTERY COVER (REMOTE) C015 ECUV1H390JCX S.M.CAP... - Page 19 C254 ECUV1H393KBX S.M.CAP 39nF C557 ECKC2H331J CERAMIC 500V 330pF C255 ECEA1CN100 ELECT 10mF C558 ECA2EM330B ELECT 250V 33pF C256 ECA1HM330B ELECT 33pF C559 ECKC2H101J CERAMIC 500V 100pF C257 ECA1HM100GB ELECT 10pF C560 ECA1EM332E ELECT 3.3nF C258 ECQM1H474J FILM 470nF C561 ECKC2H561J CERAMIC 500V...
- Page 20 C659 ECUV1H821KBX S.M.CAP 820pF C1051 ECKC1H101J CERAMIC 100pF C661 ECUV1H103ZFX S.M.CAP 10nF C1052 ECA1VM470B ELECT 47pF C662 ECUV1H470JCX S.M.CAP 47pF C1053 ECKC1H103JB CERAMIC 10nF C663 ECUV1H150JCX S.M.CAP 15pF C1102 ECUV1H104ZFX S.M.CAP 100nF C703 ECUV1C224KBX S.M.CAP 220nF C1103 ECUV1H104ZFX S.M.CAP 100nF C752 ECKC2H103J CERAMIC...
- Page 21 C1557 ECUV1H270JCX S.M.CAP 27pF C1727 ECUV1H104ZFX S.M.CAP 100nF C1559 ECUV1H103KBX S.M.CAP 10nF C1728 ECUV1H104ZFX S.M.CAP 100nF C1560 ECUV1H103KBX S.M.CAP 10nF C1729 ECUV1H104ZFX S.M.CAP 100nF C1561 ECUV1H104ZFX S.M.CAP 100nF C1730 ECUV1H104ZFX S.M.CAP 100nF C1562 ECA0JM331GB ELECT 6.3V 330pF C1731 ECUV1H104ZFX S.M.CAP 100nF C1564 ECUV1H104ZFX...
- Page 22 C2310 ECUV1H393KBX S.M.CAP 39nF C3178 ECUV1H561JCX S.M.CAP 560pF C2311 ECA1HM101GB ELECT 100pF C3180 ECA1HMR47GB ELECT 50V 0.47mF C2312 ECUV1H393KBX S.M.CAP 39nF C3181 ERJ6GEY0R00 S.M.CARB 0.1W C2313 ECUV1H393KBX S.M.CAP 39nF C3182 ECUV1H102JCX S.M.CAP C2314 ECA1HM100GB ELECT 10pF C3183 ERJ6GEY0R00 S.M.CARB 0.1W C2315 ECUV1H562KBX S.M.CAP...
- Page 23 D557 ERC91-02J5 DIODE D3105 PMLL5242B DIODE D558 AU02V0 DIODE D3107 PMLL5242B DIODE D559 MTZJT-7736A DIODE D3109 PMLL5242B DIODE D560 1SS252T-77 DIODE D3110 PMLL5242B DIODE D561 1SS254T-77 DIODE D3111 PMLL5242B DIODE D562 ERB0615 DIODE D3112 PMLL5242B DIODE D571 FMV-3GULF027 DIODE D3115 PMLL5242B DIODE D574...
- Page 24 IC602 TDA4665-V4 DELAY LINE LC1606 ELKTR391CA DELAY LINE IC603 TDA4780 RGB VIDEO PROCESSOR LC1607 ELKTR391CA DELAY LINE IC845 SE140N ERROR AMPLIFIER LC1609 ELKTR560BA DELAY LINE IC851 TL431ACLPM COIL L002 TLT047K991R COIL IC852 TL431ACLPM COIL L004 TLT047K991R COIL L005 TLT047K991R COIL L102 TLT056K991R COIL...
- Page 25 L1304 TLT100K991R COIL Q551 BC547B TRANSISTOR L1306 TLT101K991R COIL Q552 2SC5144LBMA1 TRANSISTOR L1307 ERD25TC0T CARBON 0.25W Q553 2SC1473-RN TRANSISTOR L1501 EXCELDR35V COIL Q554 2SC1473-RN TRANSISTOR L1502 TLT033K991R COIL Q573 BC557B TRANSISTOR L1503 TLT033K991R COIL Q574 2SD1265AOPLB TRANSISTOR L1504 TLT033K991R COIL Q601 BC847B TRANSISTOR...
- Page 26 Q2362 BC547B TRANSISTOR R151 ERJ6GEYJ471 S.M.CARB 0.1W 5% 470W Q2363 BC557B TRANSISTOR R152 ERJ6GEYJ103 S.M.CARB 0.1W 5% 10KW Q3101 BC847B TRANSISTOR R154 ERJ6GEY0R00 S.M.CARB 0.1W Q3102 BC847B TRANSISTOR R156 ERJ6GEY0R00 S.M.CARB 0.1W Q3105 BC847B TRANSISTOR R157 ERJ6GEYJ101 S.M.CARB 0.1W 5% 100W Q3106 BC847B TRANSISTOR...
- Page 27 R453 ERG2FJ820 METAL R620 ERJ6GEY0R00 S.M.CARB 0.1W R454 ERX12SJR82P RESISTOR 5% R82W R621 ERJ6GEY0R00 S.M.CARB 0.1W R455 ERX12SJR82P RESISTOR 5% R82W R624 ERJ6GEYJ151 S.M.CARB 0.1W 5% 150W R456 ERDS1TJ220 CARBON 0.5W R625 ERJ6GEYJ393 S.M.CARB 0.1W 5% 39KW R457 ERDS1TJ223 CARBON 0.5W 5% 22KW R626...
- Page 28 R832 ERG1SJ331 METAL 5% 330W R1063 ERD25TJ222 CARBON 0.25W 5% 2K2W R835 ERD25TJ220 CARBON 0.25W R1064 ERD25TJ332 CARBON 0.25W 5% 3K3W R836 ERD25TJ100 CARBON 0.25W R1065 ERD25TJ512 CARBON 0.25W 5% 5K1W R837 ERD25TJ153 CARBON 0.25W 5% 15KW R1066 ERD25TJ912 CARBON 0.25W 5% 9K1W R838...
- Page 29 R1317 ERJ6GEYJ181 S.M.CARB 0.1W 5% 180W R1648 ERJ6GEYJ560 S.M.CARB 0.1W R1318 ERJ6GEYJ181 S.M.CARB 0.1W 5% 180W R1649 ERJ6GEYJ560 S.M.CARB 0.1W R1319 ERJ6GEY0R00 S.M.CARB 0.1W R1650 ERJ6GEYJ560 S.M.CARB 0.1W R1320 ERJ6GEYJ472 S.M.CARB 0.1W 5% 4K7W R1652 ERJ6GEYJ102 S.M.CARB 0.1W R1321 ERJ6GEYJ472 S.M.CARB 0.1W 5% 4K7W...
- Page 30 R2310 ERJ6GEYJ223 S.M.CARB 0.1W 5% 22KW R3150 ERJ6GEYJ470 S.M.CARB 0.1W R2311 ERJ6GEYJ563 S.M.CARB 0.1W 5% 56KW R3151 ERJ6GEYJ750 S.M.CARB 0.1W R2312 ERJ6GEYJ563 S.M.CARB 0.1W 5% 56KW R3152 ERJ6GEYJ101 S.M.CARB 0.1W 5% 100W R2313 ERJ6GEYJ223 S.M.CARB 0.1W 5% 22KW R3153 ERJ6GEYJ101 S.M.CARB 0.1W 5% 100W...
- Page 31 R3507 ERJ6GEYJ472 S.M.CARB 0.1W 5% 4K7W S1054 EVQ23405R SWITCH R3508 ERJ6GEYJ151 S.M.CARB 0.1W 5% 150W S1055 EVQ23405R SWITCH R3509 ERJ6GEYJ102 S.M.CARB 0.1W R3513 ERJ6GEYJ471 S.M.CARB 0.1W 5% 470W R3514 ERJ6GEYJ471 S.M.CARB 0.1W 5% 470W TRANSFORMERS R3515 ERJ6GEYJ471 S.M.CARB 0.1W 5% 470W R3516 ERJ6GEYJ472 S.M.CARB...
- Page 32 DIFFERENCES MODEL TX-29AD50F DIFFERENCES MODEL TX-25AD50F MISCELLANEOUS COMPONENTS MISCELLANEOUS COMPONENTS TKY8E080 CABINET TKY8E100 CABINET TBM173052 PANASONIC BADGE TBM153022 PANASONIC BADGE A68ESF002X43 C.R.T. A59ESF002X43 THT1009R CRT FIXING SCREW THE492-4 CRT FIXING SCREW TLK8E05125 DEGAUSS COIL TLK8E05120 DEGAUSS COIL TKU8E00270 REAR COVER...