Leviton 48213-VMA manual

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Table of contents for the manual

  • Page 1

    V ideo Modulator The Leviton 48213-VMA is a digitally-tuned video modulator that con ver ts any baseband video and audio signal to a user selected UHF or ultra band CA TV channel. The user selects the output frequency (channel) using the PROGRAM switches to enter the number of the desired channel. An y TV connected to the output via coax can receiv[...]

  • Page 2

    2 DI-030-48213-20B DI-030-48213-20B 11 ASSIGNING A CHANNEL FOR MODULA TED SIGNAL T o Program the Modulator to a CA TV Channel (F igure 2 and 3) T o view your modulated output (D VD , VCR, satellite) on a specific channel in your incoming CA TV line-up, you will need to program that channel into the Modulator . 1. Select which channel you want to us[...]

  • Page 3

    TROUBLESHOOTING: No picture... V erify that the video source is on and is producing a video signal. Check that the TV and the modulator are tuned to the same channel, also check all F-connections for bent or broken center conductors. The modulator broadcasts on UHF for channels 14-69, and CA TV for channels 70-125. Make sure the TV is set to ANTENN[...]

  • Page 4

    4 DI-030-48213-20B DI-030-48213-20B 9 Modulateur vidéo Le 48213-VMA de Leviton est un modulateur vidéo à syntonisation numérique qui effectue la con version de signaux audio ou vidéo à bande de base en signaux UHF ou de câblodiffusion à bande très large, selon le réglage de l’utilisateur . Ce dernier déter mine en outre la fréquence ([...]

  • Page 5

    DI-030-48213-20B 5 8 DI-030-48213-20B ASSIGNA TION D’UN CANAL POUR LES SIGNAUX DU MODULA TEUR Programmation d’un canal de câblodiffusion (figures 2 et 3) Pour pouvoir visionner les signaux de sortie modulés (d’un magnétoscope, d’un lecteur D VD, d’un récepteur satellite, etc.) sur un canal de câblodiffusion assigné, on doit d’abor[...]

  • Page 6

    6 DI-030-48213-20B DI-030-48213-20B 7 4. Réglage du gain – On peut harmoniser la puissance de signal de sor tie (modulateur) à celle d’entrée (câblodiffusion, antenne, etc.) en tournant la vis de réglage vers la droite pour l’augmenter ou ver s la gauche pour la réduire. DIAGNOSTIC DES ANOMALIES Aucune image n’apparaît... S’assurer[...]