D-Link RangeBooster G WDA-2320 User Manual page 17

Section  - Installation
To manually connect to your wireless network, select Manually connect
to a wireless network and then click Next.
Enter the network name (SSID) manually. If you enter the SSID incorrectly,
you will automatically be brought to the site survey page. Click Scan to
display the site survey page.
Click the Scan button to display a list of wireless networks (site survey).
Click on the network name (SSID) and click Next.
D-Link WDA-30 User Manual 17