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15. DÉPANNAGE
Avant de contacter un technicien, effectuez les vérifications simples suivantesavant de contac-
tez un centre de service clients. Un ajustement mineur peut souvent résoudre le problème et
rétablir la réception.
Problème Solution
Aucune image Contrôlez si vous avez branché la prise au
secteur et si vous avez allumé l’appareil.
Changez le réglage du contraste et de la
luminosité.
Contrôlez le signal d’entrée.
Assurez-vous que le câble entre l’écran et
l’appareil soit correctement branché. Débran-
chez le cordon d’alimentation pendant 60
secondes et rebranchez-le.
Contrôlez la sélection de l’écran
Image pas nette Assurez-vous que le câble d'entrée vidéo soit
correctement branché.
Image brouillée Surtensions possibles, connectez l'appareil à
une autre source d'alimentation.
Vérifiez si des dispositifs magnétiques se
trouvent à proximité immédiate (récepteur sans
fil, transformateur etc.).
Couleurs brouillées Assurez-vous que le câble d'entrée vidéo soit
correctement branché.
L’image « vacille » ou affiche des dévia-
tions ondulées
Vérifiez la plage de tension de l'entrée vidéo
(Vsync max. 75 Hz, Max.48.08KHz H-sync)
Assurez-vous que les câbles d'entrée vidéo
soient correctement branchés.
Aucun son Contrôlez la connexion avec le haut-parleur
Le son est peut-être désactivé (muet), essayez
de régler le volume.
20


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