D-Link 320B setup guide

Check that you've got the following items:

Make sure you've got everything

  • Your D-Link-320B modem
  • Blue Ethernet cable
  • Power adapter
  • Microfilter
  • DSL cable
  • Quick installation guide

1. Before you begin plugging everything in, put the setup CD into your computer's CD/DVD drive. The disk should automatically play, loading the start screen.

d-link 320B - Load Setup CD

If not, you can click the CD icon with your right mouse button and select Autoplay from the menu.

d-link 320B -Autoplay

2. The start page will appear. Click the Quick Installation Start button.

d-link 320B - Quick Installation

3. The Quick Installation will now run through the setting up of your hardware. The first step is to power the modem.

d-link 320B - Power

4. Remove the sticky label from the modem.

d-link 320B - Power cable

5. Plug the adapter into a power socket, make sure the power socket is switched on..

d-link 320B - Plug

6. Plug the other power adapter jack into the back of the modem..

d-link 320B - Power jack

7. Switch the modem on and click the Next button.

If the power light doesn't come on go to Troubleshooting.

d-link 320B - Switch on

8. Next, connect the modem to your computer.

d-link 320B - Quick Installation 2

9. Now, connect the Ethernet cable to the back of the modem.

d-link 320B - Ethernet in Modem

10. Connect the other end of the Ethernet cable to a free network socket on your computer. If the LAN light comes on, click Next.

If the LAN light doesn't come on go to Troubleshooting.

d-link 320B - Ethernet in Computer

11. Connect your modem to your telephone line..

d-link 320B - Quick Installation 3

12. Plug one end of the DSL cable into the microfilter socket marked 'ADSL'. If you also want to use a telephone from the same socket, plug it into the microfilter socket marked 'Phone'.

Plug the microfilter into your telephone socket. You'll need one microfilter for each device that uses your telephone line (Sky, fax, additional handsets)

d-link 320B - Microfilter

13. Plug the other end of the DSL cable into the socket on the modem marked 'DSL'. When the DSL light on the modem stops flashing and stays on, click Next..

If the DSL light doesn't come on, or doesn't stop flashing, go to Troubleshooting.

d-link 320B - DSL cable

14. The modem is now set up and will try to detect your broadband service. Wait for the check to complete.

d-link 320B - Setup

15. When the modem detects your broadband service, it will ask you for the Country and your Internet Service. Choose United Kingdom for Country and Other for ISP.

d-link 320B - Country

16. Choosing Other for ISP will extend the list of options to include your connection settings..

d-link 320B - Settings

Make sure the following settings are selected, then click Next..

  • Protocol: PPPoA
  • Encapsulation: VC Mux
  • VPI: [0-255]: 0
  • VCI: [32-65535]: 38
  • MTU: 1400

17. Next you need to type in your broadband username and password. Then click Next.


18. The modem will now connect to your broadband service using the settings you've provided. This might take a few minutes to complete.

d-link 320B - Connect

19. When the modem connects to your service you'll see a Congratulations screen. That's it, you're connected!

To start using your service click on the Start Browsing button, or just open your web browser.

Your broadband settings will be saved in the modem, so that you will connect to your broadband service whenever the modem is switched on.

d-link 320B - Congrats!

If your Quick Installation CD doesn't work, you can set up your modem using a web browser.

You can use this method to update your modem settings after you have set it up, or access its Advanced Settings.

1. First connect your hardware following the above instructions. Open your web browser. In the Address line type in, then press Enter.

Browser view

2. A login page will appear, enter the modem's administration username and password and click Log in. By default the details are:

  • Username: admin
  • Password: admin

d-link 320B - Login

3. From the ADSL setup page you can choose either the Setup Wizard or Manual Setup. Tick Manual Setup.

d-link 320B - Manual settings

Manual ADSL connection Settings

  • Username: Your broadband username
  • Password: Your broadband password
  • Connection Type: PPPoA VC-Mux
  • MTU: 1400
  • Idle Time Out: 0
  • VPI: 0
  • VCI: 38

Check your entered settings, then click Apply Settings.

Your modem comes with a number of useful extra features. You can check the status of your connection and use the mantenance section to run a check of your modem if you experience problems with getting connected. To access these features, follow the first two steps of the Web based setup.

d-link 320B - Advanced

If you're having problems after setting up, read our troubleshooting guide.

The following table explains what the modem's status lights mean:

If the Power light is not on:
Check the power adapter is plugged in.
Check the cable is firmly seated in the back of the modem.
Check the plug socket is switched on and working.
If the DSL light does not light up, or doesn't stop flashing:
Check your DSL cable connects your modem to the microfilter.
Check that your microfilter is connected properly. Interference caused by other devices on your telephone line are a common cause of problems.
If the LAN light doesn't light up:
Check the Ethernet cable is plugged into your modem.
Check the Ethernet cable is plugged into a network socket on your computer.
Check that the Ethernet cable on your computer is functional.
What the Status light means:
The status light will flash to indicate that a connection is active. The status light comes on when you first switch the modem on. If the light stays on this means that the modem has failed its internal test and should be restarted.

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