FRITZ!Box 6490 Service - Knowledge Base

FRITZ!Box 6490 Service

Setting up the FRITZ!Box for use with a cable connection

The FRITZ!Box Cable is optimally prepared for use with a cable connection, regardless of whether you received it from your cable provider or purchased it in a store.

FRITZ!Box provided by cable providers are already activated for cable connections and are configured automatically.

If you purchased the FRITZ!Box in a store, you must ask your provider to unlock it and configure it once.

1 Unlocking your FRITZ!Box

If you purchased your FRITZ!Box in a store, it is usually necessary to have your cable provider unlock it:

Important:In Germany, you can only use the FRITZ!Box 6490 Cable with article number 20002778 with all cable connections. Models with other AVM article numbers were leased and provisioned by the cable provider for a specific connection.

  • Ask your cable provider if your FRITZ!Box must be unlocked before using it with your cable connection.
    • With some providers, the serial number and MAC address of your FRITZ!Box's cable modem (CM MAC) are required to unlock it. You can find them on the underside of the device:

      Fig.: Serial number and CM MAC

2 Connecting the FRITZ!Box to the cable connection

  • Connect the FRITZ!Box to the cable connection. You will find detailed instructions on the installation poster included with the FRITZ!Box and in the manual.

    Note:If a cable technician performed the original installation, use the coaxial cable (without an extension) provided by the technician to connect the FRITZ!Box with the first multimedia socket, or the one used by the technician.

3 Configuring internet access

The following steps are only necessary if you purchased the FRITZ!Box in a store:

Note:If you obtained your FRITZ!Box from your cable provider, it is configured automatically by the provider.

  1. Open the FRITZ!Box user interface.
  2. Enter the FRITZ!Box password on the underside of the device and click "Log In".
  3. If the menu "Set up Internet Connection" is not displayed automatically:
    1. Click "Internet" and then "Account Information".
    2. Enable the option "Internet connection via cable".
  4. Wait until the "Power / Cable" LED remains lit.

    Important:Depending on the signal strength and the way your connection is configured, this may take up to 10 minutes. During this time, the "Power / Cable" LED flashes and then stays lit as soon as the connection has been established. If the LED flashes continuously, then the cable connection has not been activated yet or the service is disrupted. In this case, contact your cable provider.

  5. If your cable provider did not unlock the FRITZ!Box yet:
    1. Open a new window in your web browser and call up a web page of your choice, for example
      • Now you will be redirected to your cable provider's portal for unlocking your FRITZ!Box.
    2. Follow the instructions given in the activation portal and make note of the account information for your telephone numbers, if they are displayed during the unlocking procedure.
  6. Click "Apply" or "Next" in the FRITZ!Box user interface to save the settings. Restart the FRITZ!Box to complete the configuration of your internet connection.

4 Setting up telephony

The following steps are only necessary if you purchased the FRITZ!Box in a store and would like to use telephones with the FRITZ!Box:

Note:If you received your FRITZ!Box from your cable provider, then telephone numbers are automatically configured in your FRITZ!Box when your internet connection is configured.