Broadcom DW1397

Dell DW1397 Broadcom 802.11a/b/g Wireless Card User Manual

Model: DW1397 | Brand: Broadcom

Introduction

This manual provides comprehensive instructions for the installation, operation, and maintenance of your Dell DW1397 Broadcom 802.11a/b/g Wireless Card. Please read this manual carefully before proceeding with installation to ensure proper functionality and to avoid potential issues.

Important Compatibility Note: This wireless card is not compatible with IBM, Lenovo, Thinkpad, or HP brand laptops. Attempting to install it in these systems may result in non-functionality or system instability.

Produit terminéview

Devant view of the Dell DW1397 Broadcom Wireless Card, showing the Broadcom BCM94312HMG chip, FCC ID, and various certification marks.
Figure 1 : Face avant view of the Dell DW1397 Broadcom Wireless Card. This image displays the primary components and regulatory markings, including the Broadcom BCM94312HMG chip, FCC ID, and various international certifications. The gold-plated Mini PCI Express contacts are visible at the bottom.
Arrière view of the Dell DW1397 Broadcom Wireless Card, showing the MAC address, model number DW:1397, and antenna connectors.
Figure 2 : Arrière view of the Dell DW1397 Broadcom Wireless Card. This side features a label with important identification details such as the MAC address, model number (DW:1397), and manufacturing information. Two antenna connectors are visible at the top edge of the card.

The Dell DW1397 Broadcom Wireless Card is an internal Mini PCI Express component designed to provide wireless network connectivity to compatible laptops. It supports 802.11a/b/g standards, operating on both 2.4 GHz and 5 GHz frequency bands, with a maximum data transfer rate of 54 Mbps.

  • Modèle: Dell DW1397 (Broadcom BCM94312HMG)
  • Normes sans fil : 802.11a/b/g compliant
  • Bandes de fréquence: 2.4 GHz ou 5 GHz
  • Débit de données : Jusqu'à 54 Mbps
  • Interface: Mini-PCI Express

Configuration et installation

Installing the Dell DW1397 wireless card requires opening your laptop. If you are not comfortable performing this procedure, it is recommended to seek assistance from a qualified technician. Ensure your laptop is powered off and disconnected from all power sources before beginning.

  1. Préparez votre espace de travail : Travaillez sur une surface propre et exempte d'électricité statique. Pensez à utiliser un bracelet antistatique.
  2. Power Down Laptop: Shut down your laptop completely and remove the battery. Disconnect the AC adapter.
  3. Access Mini PCI Express Slot: Refer to your laptop's service manual for instructions on how to open the chassis and locate the Mini PCI Express slot. This often involves removing a bottom panel or keyboard.
  4. Retirer l'ancienne carte (le cas échéant) : If replacing an existing wireless card, carefully disconnect any antenna cables attached to it and remove the screw securing the card. Gently slide the old card out of the slot.
  5. Installer une nouvelle carte : Align the Dell DW1397 card with the Mini PCI Express slot. Gently push the card into the slot at an angle until it is fully seated. Press the card down and secure it with the screw.
  6. Connecter les antennes : Carefully reattach the antenna cables to the corresponding connectors on the new wireless card. Ensure a secure connection.
  7. Réassembler l'ordinateur portable : Close the laptop chassis, reinsert the battery, and reconnect the AC adapter.
  8. Installer les pilotes : Power on your laptop. Windows may automatically detect and install basic drivers. If not, you may need to download the latest drivers from the Dell or Broadcom support website for your specific laptop model and operating system.

Mode d'emploi

Once the wireless card is installed and drivers are in place, you can connect to wireless networks.

  1. Activer le Wi-Fi : Ensure your laptop's Wi-Fi function is enabled. This is often done via a physical switch, a function key combination (e.g., Fn + F2), or through software settings in your operating system.
  2. Connect to a Network (Windows):
    • Click the Wi-Fi icon in the system tray (usually bottom-right corner).
    • Select your desired wireless network from the list of available networks.
    • Cliquez sur « Se connecter » et saisissez la clé de sécurité réseau (mot de passe) si vous y êtes invité.
    • Une fois la connexion établie, l'icône Wi-Fi indiquera une connexion active.
  3. Connect to a Network (Other OS): Consult your operating system's documentation for specific steps to connect to a wireless network.

Entretien

The Dell DW1397 wireless card requires minimal maintenance. Follow these guidelines to ensure optimal performance:

  • Mises à jour du pilote: Periodically check the Dell or Broadcom support websites for updated drivers. Keeping your drivers current can improve performance, stability, and security.
  • Mises à jour du système : Ensure your operating system is up-to-date, as system updates often include network-related improvements.
  • Inspection physique: If you experience persistent issues, a physical inspection of the card and antenna connections (after powering down the laptop) can help identify loose connections.

Dépannage

ProblèmeCause possibleSolution
Aucun réseau Wi-Fi détecté.Wi-Fi disabled, incorrect drivers, card not seated correctly.
  • Ensure Wi-Fi is enabled via hardware switch or software.
  • Verify correct drivers are installed and up-to-date.
  • Re-seat the wireless card (refer to Setup section).
Impossible de se connecter à un réseau spécifique.Incorrect password, network out of range, router issue.
  • Double-check the network security key.
  • Rapprochez-vous du routeur sans fil.
  • Redémarrez votre routeur sans fil.
Vitesse Wi-Fi lente.Interference, outdated drivers, network congestion.
  • Ensure drivers are updated.
  • Réduisez les interférences provenant d'autres appareils électroniques.
  • Consider changing the Wi-Fi channel on your router.
Card not recognized by laptop.Incompatible laptop model, improper installation, faulty card.
  • Verify laptop compatibility (not for IBM/Lenovo/Thinkpad/HP).
  • Re-seat the card firmly in the slot.
  • If issues persist, the card may be faulty or incompatible.

Caractéristiques

FonctionnalitéDétail
MarqueBroadcom
ModèleDW1397 (BCM94312HMG)
Interface matérielleMini-PCI Express
Normes sans fil802.11a / b / g
Bandes de fréquences2.4 GHz, 5 GHz
Taux de transfert de donnéesJusqu'à 54 Mbps
Appareils compatiblesOrdinateur portable (excluding IBM/Lenovo/Thinkpad/HP)
Poids de l'article0.8 onces
Dimensions du colis6.4 x 4.8 x 0.4 pouces
Code UPC613846759409

Garantie et assistance

This product is typically covered by the manufacturer's standard warranty. For specific warranty terms, duration, and support, please refer to the documentation provided with your purchase or visit the official Broadcom support website. For driver downloads and further technical assistance, please visit the Dell or Broadcom support portals.

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