TECHNICAL DATA TECHNISCHE GEGEVENS General Algemeen Power supply . 14.4 V— Voeding : 14, 4 V. Memory battery 22EN9893 Geheugenbatterij . 22EN9893 Remote control unit for Afstandbediening automa- automatic search • 22EN9875 tische zoekafstemming • 22EN9875 Dimensions (wxhxd) . 180x51x149 Atmetingen (bxhxd) .
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SERVICING HINTS REPARATIEWENKEN Repair Reparatie For repair to the radio section the mechanism need not be Voor reparaties aan het radio gedeelte hoeft het loopwerk niet connected. aangesloten te zijn. gC7300 gC7300 Omdat MOS IC's in het algemeenzeer gevoelig zijn voor As MOS IC's are generally very susceptible to overload...
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CONSEILS REPARATION REPARATURHINWEISE Réparation Reparatur En matiére de réparations Ia section radio, le mécanisme Für Reparaturen am Rundfunkteil braucht das Laufwerk nicht doit pas étre raccordé. angeschlossen zu sein. gC7300 Mikrocomputer 7300 Du fait que les IC MOS sont en général trés sensibles Da MOS-ICs im allgemeinen åusserst empfindlich gegenüber surcharge, il faudra les manipuler avec la plus grande...
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CONSIGLI PER LA RIPARAZIONE Riparazioni Frequenze pre-program mate Per quanto é delle riparazioni alla sezione radio, il meccanismo Per semplificare le procedure di misurae di regolazione,sono non deve essere collegato. state pre-programmateCienfrequenzeper ogni gamma. Questefrequenzepossono essererichiamatein questo mode: gC7300 Spegnerel'apparecchio, premere i tasti A ("up) e V ("down") e contemporaneamenteaccendereI'apparecchio.
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7811 7077 7121 1 7.5 VI 6.7 v 1 6.9 VI 10.7 8.6 v | 6.9 VI stop pulse | 1.0 v I 7078 7122 1 1.7 VI 8.6 v 0.9 VI 1 7.4 VI 1 8.4 VI 1 1.6 VI 6.7 v 1 7.4 VI 1 8.6 VI...
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CHECKS(For more informationwe refer to generalalignment procedures) Setting of Check controls 93 MHz : 1 mV a -3 dB dB (E 775 mV) kHz, Af = 22.5 93 MHz : 8 uv 1 -3 dB kHz, Af = 22.5 93 MHz .
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5057 5056 3718 5050 5059 2081 5051 3065 3128 ø 50520 3090 2054 5063 5053 2121 37326 HANDLING CHIP COMPONENTS GENERAL DISMOUNTING MOUNTING VACUUM PISTON e.g. A PAIR OF TWEEZERS 4822 10082 SOLDERING IFON e.g. WELLER SOLDER TIP PT-H7 SOLDER e 0.5 - 0.8 mm SOLDERING SOLDERING...
ADJUSTMENT (Formoreinformation wereferto general alignment procedures) Adjustment FM oscillator No signal 5053 FM-IF 98 MHz wobbel 5052 + detektor 50 Hz, Af = 300 kHz 5062 93 MHz 5050 1 kHz, 22.5 kHz 5051 max. 2054 1 kHz, Af = 22.5 kHz 98 MHz, 40 uv ±...
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3520 •C 35C9 2623 36 925A8 7406 7821 = 14.2 9.1 v VOLUME PANEL 2.9 v - 3 = 14.2 v 7407 2650 2.9 v > 2.9 v 2.9 v 14.2 1055b 7405 2.9 v •1055 a 0.7 v 0.5 v 1054b 13.2 v •1054a...