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Home > Troubleshooting > If You Are Having Difficulty with Your Machine > Network Problems > Your Scanner Cannot Be Detected on the Network During Installation

Your Scanner Cannot Be Detected on the Network During Installation

Related Models:ADS‑3300W
Cause Action
Your computer is not connected to the network.

Make sure your computer is connected to a network, for example, a Wireless LAN environment or has Internet access. For further support, contact your network administrator.

Your machine is not connected to the network.

(Wired network)

  • Press image Settings > Network > Wired LAN > Wired Status > Status. If the LCD displays Inactive or Off, ask your network administrator if your IP address is valid.

(Wireless network)

  • Press image Settings > Network > WLAN(Wi-Fi) > WLAN Status > Status. If the LCD displays Connection Failed, ask your network administrator if your IP address is valid.

You use security software.
  • In the installer dialog box, search for the Brother machine again.
  • Allow access when the alert message of the security software appears during the Brother Device installation.
  • The following port numbers are used for Brother network features:
    • Network scanning

      Port number 5566/Protocol TCP

    • Network scanning (Brother iPrint&Scan)

      Port number 54921/Protocol TCP

    • BRAdmin Light

      Port number 161/Protocol UDP

  • For more information about security software, see Related Information: Your Brother Machine Cannot Scan over the Network .
You use a Wi-Fi router.

The privacy separator on your Wi-Fi router may be enabled. Disable the privacy separator.

Your Brother machine is placed too far from the Wireless access point/router. Place your Brother machine within about 3.3 feet (1 meter) of the Wireless access point/router when you configure the wireless network settings.
There are some obstructions (walls or furniture, for example) between your machine and the Wireless access point/router. Move your Brother machine to an obstruction-free area, or closer to the Wireless access point/router.
There is a wireless computer, Bluetooth®-supported device, microwave oven, or digital cordless phone near the Brother machine or the Wireless access point/router. Move all the devices away from the Brother machine or Wireless access point/router.
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