Williams AV DLT 400

Manuel d'utilisation de l'émetteur-récepteur du système d'écoute sans fil numérique Williams AV DLT 400 Digi-Wave 400

Model: DLT 400

Introduction

The Williams AV DLT 400 Digi-Wave 400 is a versatile digital wireless listening system transceiver designed for a wide range of applications. This device facilitates clear and reliable communication for guided tours, language interpretation, intercom systems, and hearing assistance. Its robust design and advanced features ensure high-quality audio transmission and reception over distances up to 900 feet (274 meters).

This manual provides essential information for the proper setup, operation, maintenance, and troubleshooting of your DLT 400 transceiver.

Produit terminéview

Williams AV DLT 400 Digi-Wave 400 Transceiver front view avec écran et boutons

Figure 1 : Face avant view of the Williams AV DLT 400 Transceiver. The device features an OLED display at the top, control buttons including power, microphone, menu, and navigation arrows, and the "WILLIAMSOUND" logo at the bottom.

The DLT 400 transceiver is a compact, handheld unit equipped with an OLED display for clear status indication and menu navigation. It features intuitive controls for managing audio, modes, and settings.

Composants clés :

Installation

1. Chargement de l'appareil :

The DLT 400 features an internal rechargeable Lithium Polymer battery. Before first use, or when the battery is low, charge the device using the included charging pack (DW ACC PAC4) or a standard USB-C charger.

  1. Connect the USB-C cable to the USB-C port on the DLT 400.
  2. Connect the other end of the cable to the charging pack or a compatible USB power adapter.
  3. The OLED display will indicate charging status. A full charge takes approximately 5 hours.
  4. A fully charged battery provides up to 16 hours of talk time.

2. Mise sous/hors tension :

3. Accessoires de connexion :

Mode d'emploi

The DLT 400 supports various operating modes to suit different communication needs.

1. Sélection des modes :

Utilisez le Menu button and navigation arrows to select the desired operating mode:

2. Utilisation du microphone :

3. Réglage du volume :

Utilisez le Up et Vers le bas navigation buttons to adjust the listening volume through the connected headphones.

4. Power Save Mode:

The device features an Auto Sleep Mode that activates after 5 minutes of no RF signal from compatible devices, conserving battery life.

Entretien

1. Nettoyage :

2. Entretien de la batterie :

3. Stockage :

Store the DLT 400 in its original packaging or a protective case to prevent damage from dust, moisture, and physical impact.

Dépannage

If you encounter issues with your DLT 400, refer to the following common troubleshooting steps:

ProblèmeCause possibleSolution
L'appareil ne s'allume pas.Batterie faible ou déchargée.Chargez l'appareil pendant au moins 5 heure.
Aucun son ne sort des écouteurs.Headphones not properly connected; Volume too low; Incorrect mode selected; No active signal.Ensure headphones are fully plugged in. Increase volume. Verify the correct operating mode is selected. Check if the transmitting device is active.
Le microphone ne fonctionne pas.Microphone muted; External microphone not connected properly; Gain too low.Press the Microphone button to unmute. Ensure external microphone is fully plugged in. Adjust microphone gain in settings.
Qualité audio médiocre ou parasites.Hors de portée ; Interférences ; Batterie faible.Move closer to the transmitting device. Check for sources of 2.4 GHz interference. Recharge the battery.
Device enters sleep mode unexpectedly.No RF signal detected for 5 minutes.Ensure the transmitting device is active and within range.

If the problem persists after trying these steps, please contact Williams AV customer support for further assistance.

Caractéristiques

FonctionnalitéDétail
Numéro de modèleDLT400
Type de batterieLithium Polymer, 1800 mAH
Autonomie de la batterieJusqu'à 16 heures de conversation
Temps de chargeEnviron 5 heures
Fréquences de fonctionnement2.4 GHz (bande ISM) ; 2402 – 2476MHz FHSS
Réponse en fréquence audioIntercom Mode: 100 – 7,200Hz; Other Modes: 100 – 11,500Hz
Rapport signal sur bruit73 dB
THD0.1 % (Default Volume, 1kHz)
Entrée microphoneInternal microphone and 3.5 mm phone jack (electret bias, adjustable gain)
Entrée de ligneUSB-C, Adjustable level
Sortie casque3.5 mm TRRS headphone jack; 25 mW, R 32 ohms
Audio Output (Line)USB-C, Adjustable level
GammeJusqu'à 900 pieds (274 m)
Sortie RF19 dBm Typique
Sécurité87 bit encryption, 87+128 bit Encryption, Encryption PIN, Lock for settings
IndicateursOLED
Connecteurs de chargeUSB-C
Température de fonctionnement14º to 113ºF (-10º to 45ºC)
Dimensions (L x H x P)4.22" x 2.60" x 0.50" (10.72 cm x 6.60 cm x 1.27 cm)
Poids3.3 oz (93.5 g)
CouleurNoir/Argent

Garantie et assistance

For detailed warranty information regarding your Williams AV DLT 400 transceiver, please refer to the warranty card included with your product or visit the official Williams AV webLes conditions de garantie peuvent varier selon la région et le produit.

If you require technical assistance, have questions about product functionality, or need to arrange for service, please contact Williams AV customer support. Contact information can typically be found on the manufacturer's website ou dans l'emballage du produit.

Pour obtenir les informations et les ressources d'assistance les plus récentes, veuillez consulter : www.williamsav.com

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