Panasonic TX-25MK1C Servicehandbuch
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TX-25MK1C Service Manual
Specifications
Safety
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Service Support
Service and repair of this
product is supported by
Panasonic's LUCI interface.
This interface provides
a link between the TV and
a standard PC to allow a
number of diagnostic and
control functions to be
performed.
For more details contact
your local Panasonic company.
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Verwandte Anleitungen für Panasonic TX-25MK1C
Inhaltszusammenfassung für Panasonic TX-25MK1C
- Seite 1 TX-25MK1C Service Manual Service Support Specifications Parts List Service and repair of this product is supported by Panasonic's LUCI interface. This interface provides Block Safety a link between the TV and Diagrams a standard PC to allow a number of diagnostic and...
- Seite 2 ORDER No. 99-SM-003 Colour Television TX-25MK1C EURO-4 Chassis SPECIFICATIONS TECHNISCHE DATEN Power Source: 220-240V a.c., 50Hz Netzpannung: 220-240V a.c., 50Hz Power Consumption: Leistungsaufnahme: Aerial Impedance: 75Ω unbalanced, Coaxial Type Antennenimpedanz: 75Ω asymmetrisch, Koaxial-Typ Standby Power Standby Consumption: 1,8W Leistungsaufnahme: 1,8W...
- Seite 3 CONTENTS INHALT SAFETY PRECAUTIONS ............ 2 SICHERHEITSVORKEHRUNGEN ........2 SERVICE HINTS ..............4 SERVICE HINWEISE ............4 SELF CHECK ..............5 SELBSTDIAGNOSE ............5 ADJUSTMENT PROCEDURE ..........6 ABGLEICH ................6 WAVEFORM PATTERN TABLE .......... 7 SIGNAL TABELLE............... 7 ALIGNMENT SETTINGS ............. 8 ABGLEICHTABELLE ............
- Seite 4 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.
- Seite 5 SERVICE HINTS SERVICE HINWEISE HOW TO REMOVE THE REAR COVER ENTFERNEN DER GERÄTERÜCKWAND Remove the 9 screws as shown in Fig.2. Die 9 Schrauben entfernen, siehe Abb.2. Screws Schrauben Fig.2. Abb.2. LOCATION OF CONTROLS LAGE DER EINSTELLREGLER Focus Fokusregler Screen Schirmgitterregler E - Board H - Board...
- Seite 6 SELF CHECK SELBSTDIAGNOSE Self-check is used to automatically check the bus Die Selbstdiagnose dient zum automatischen Prüfen lines and hexadecimal code of the TV set. der Bus-Leitungen sowie des Hexadezimalcodes des FS-Geräts. Zum Umschalten auf Selbstdiagnose To get into the Self-Check mode press the down zunächst die Taste "STATUS"...
- Seite 7 ADJUSTMENT PROCEDURE Item/Preparation Adjustments +B SET-UP Set the +B voltage up as follows:- Adjust R811 so that B2 shows 148V±1V Receive a Greyscale signal. Confirm the following voltages. Set the controls:- ± 0,25V B10 5 ± 0,25V Brightness Minimum ± 0,5V 33 ±...
- Seite 8 WAVEFORM PATTERN TABLE SIGNAL TABELLE Vert Drive VFLB Vert Out IC451 Pin 2 IC451 Pin 3 IC601 Pin 31 20mS 20mS 20mS H - Out H - Out H - Pulse IC601 Pin 50 IC701 Pin 5 Base Q503 64µS 64µS 64µS HFLB...
- Seite 9 ALIGNMENT SETTINGS (The figures below are nominal and used for representative purposes only.) 1. Set the Bass to maximum position, set the Treble to minimum position, press the 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.
- Seite 10 ABGLEICHTABELLE (Die angegebenen Werte sind Mittelwerte und Können individuell nach oben oder unten nach dem korrekten Abgleich abweichen.) 1. Um in den Service-Mode zu gelangen, gehen sie bitte wie folgt vor. 2. Stellen sie im Toneinstellungs-Menü die Bässe auf Maximum und die Höhen auf Minimum. 3.
- Seite 11 VIDEO BLOCK DIAGRAM E - BOARD Y - BOARD Q906 Q908 COILS Q905 Q907 Q909 IC601 61 V IN 1 Q950 Q951 TUNER Q104 IC351 SVM OUT 34 VIDEO PROCESSOR B OUT 39 Q353 Q305 Q306 43 B IN Q105 OUTPUT 42 G IN G OUT 38...
- Seite 12 AUDIO BLOCK DIAGRAM E - BOARD TUNER IC251 IC2101 AUDIO AUDIO OUTPUT PROCESSOR Q101 DACM_R 24 Q2102 Q252 HEADPHONE Q102 47 ANA_IN1+ DACM_L 25 L 11 Q2103 Q251 SC3_IN_L 37 SC3_IN_R 38 1 R OUT SC1_OUT_R 30 2 R IN SC1_IN_R 42 SC1_OUT_L 31 3 L OUT...
- Seite 13 CONTROL BLOCK DIAGRAM E - BOARD H - BOARD TUNER IC3401 VIDEO IC2101 SWITCHING AUDIO IC601 Q3401 SDA 1 PROCESSOR VIDEO PROCESSOR SCL 1 SERVICE / TEST SDA 1 SCL 1 SDA 2 SCL 2 VPROT Q451 LOCAL KEYS KEYSCAN SWITCH IC1101 IC1103...
- Seite 14 POWER SUPPLY BLOCK DIAGRAM E - BOARD 5V SBY Q852 D867 Q855 D868 Q853 Q854 IC251 Y - BOARD AUDIO D862 T802 RL801 OUTPUT R854 IC351 T801 D801 Line Filter T551 OUTPUT 150V 200V D850 R802 Q850 DEGAUSS COIL -14V IC451 TUNER V-OUTPUT...
- Seite 15 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.
- Seite 16 SPEAKER IC1103 XDG2-03BC EAROM * ENG27507GR TUNER IC1104 MN1381-R(TA) RESET EUR511200 REMOTE CONTROL IC1105 MN1381-T(TA) RESET TBM8E1929 PANASONIC BADGE IC2101 MSP3400CPOC8 AUDIO PROCESSOR TBM8E1950-1 BACK COVER LABEL IC3401 TEA2114 VIDEO SWITCHING TBX8E070 POWER BUTTON FUSES TKP8E1289 LID DOOR TKU8E00360 BACK COVER F802 19181-3.15...
- Seite 17 Cct Ref Parts Number Description Cct Ref Parts Number Description D705 MTZJT-775.6C DIODE Q503 2SD2398-M2 TRANSISTOR D801 RBV4-08 DIODE Q551 BU4508AXLB TRANSISTOR D803 1SR124-4AT82 DIODE Q552 2SC1473-RN TRANSISTOR D804 1SR124-4AT82 DIODE Q701 BC857B TRANSISTOR D805 TLP621GR-LF2 PHOTO COUPLER Q850 2SD1273PLB TRANSISTOR D806 1SR124-4AT82...
- Seite 18 Cct Ref Parts Number Description Cct Ref Parts Number Description L854 EXCELSA35T COIL JA40 ERJ6GEY0R00 S.M.CARB 0.1W L855 EXCELSA35T COIL JA43 ERJ8GEY0R00 S.M.CARB .125W L856 EXCELSA39V COIL JA44 ERJ6GEY0R00 S.M.CARB 0.1W L901 EXCELSA24T COIL JA45 ERJ6GEY0R00 S.M.CARB 0.1W L902 EXCELSA24T COIL JA46 ERJ8GEY0R00...
- Seite 19 Cct Ref Parts Number Description Cct Ref Parts Number Description R265 ERD25TJ2R2 CARBON 0.25W R559 ERQ12HKR33 METAL 0.5W R266 ERD25TJ2R2 CARBON 0.25W R560 ERJ6GEYJ274 S.M.CARB 0.1W 270K R267 ERF7ZK4R7 WOUND 7W 10% R561 ERJ6GEYJ273 S.M.CARB 0.1W R268 ERJ6GEYJ103 S.M.CARB 0.1W R563 ERJ6GEYJ474 S.M.CARB...
- Seite 20 Cct Ref Parts Number Description Cct Ref Parts Number Description R863 ERDS1TJ560 CARBON 0.5W R1129 ERJ6GEYJ682 S.M.CARB 0.1W R864 ERDS1TJ680 CARBON 0.5W R1130 ERJ6GEYJ103 S.M.CARB 0.1W R865 ERJ6GEY0R00 S.M.CARB 0.1W R1131 ERJ6GEYJ103 S.M.CARB 0.1W R867 ERJ6GEYJ103 S.M.CARB 0.1W R1132 ERJ6GEYJ101 S.M.CARB 0.1W R868...
- Seite 21 Cct Ref Parts Number Description Cct Ref Parts Number Description 0.33µF R3002 ERJ6GEYJ471 S.M.CARB 0.1W C111 ECA1HMR33GB ELECT 10nF R3003 ERJ6GEYJ101 S.M.CARB 0.1W C117 ECJ2VF1H103Z ELECT 350V 100nF R3004 ERJ6GEYJ153 S.M.CARB 0.1W C118 ECJ2VF1H104Z ELECT 350V 220µF R3005 ERJ6GEYJ101 S.M.CARB 0.1W C119 ECA1CM221GB...
- Seite 22 Cct Ref Parts Number Description Cct Ref Parts Number Description 20µF 100µF C563 ECA2EHG220B ELECT 250V C852 ECA2CHG101E ELECT 160V 2.2µF 470pF C564 ECEA2AU2R2 ELECT 100V C853 ECKC2H471J CERAMIC 500V 2700µF 100µF C565 ECQP1H273J FILM 100V C854 ECA1EM102GB ELECT 470pF 470pF C566 ECKC2H471J...
- Seite 23 Cct Ref Parts Number Description Cct Ref Parts Number Description 100nF C2109 ECUV1H102JCX S.M. CAP C3102 ECJ2VB1E104K ELECT 350V 560pF C2110 ECUV1H102JCX S.M. CAP C3103 ECUV1H561JCX S.M. CAP 10µF 560pF C2111 ECA1CM100GB ELECT C3104 ECUV1H561JCX S.M. CAP 10µF 560pF C2112 ECA1CM100GB ELECT C3105...
- Seite 24 SCHEMATIC DIAGRAMS FOR MODEL ZEICHENERKLÄRUNG FÜR MODELL TX-25MK1C TX-25MK1C (EURO-4 CHASSIS) (EURO-4 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 these components, use only manufacturer's specified parts.
- Seite 28 CONDUCTOR VIEWS E-BOARD TNP8EE009 TRAN’S DIODES D558 Q3601 L8 D3102 B7 D557 Q3007 M9 D3101 B7 D556 Q3006 N10 D2304 G7 D555 Q3001 N8 D2303 G7 D554 Q2304 I7 D2161 G9 D553 Q2303 M6 D2105 G10 D552 Q2302 I7 D2104 F9 D551 Q2301 L6 D2103 G10...
- Seite 29 Y - BOARD TNP8EY012 TRANSISTORS Q909 Q908 Q907 Q906 Q905 Q354 Q353 Q352 Q351 DIODES D906 D905 D904 D902 D901 D364 D363 D362 D361 D360 D359 D358 D357 D356 D355 D354 TEST POINTS TPY6 B8 TPY5 D5 TPY4 E5 TPY3 F6 TPY2 E7 TPY1 G6 IC’S...
- Seite 30 H - BOARD TNP8EH002 TRANSISTORS Q3401 Q3402 I.C.’S IC3401 C2...