D-Link PowerLine N150 Mini User Manual page 51

Section 4 - Connecting to a Wireless Network
3. The Wireless Network Connection box will appear. Enter the WPA-
PSK passphrase and click Connect.
It may take 20-30 seconds to connect to the wireless network. If the
connection fails, please verify that the WPA-PSK settings are correct.
The WPA-PSK passphrase must be exactly the same as on the wireless
router.
D-Link DHP-W221AV User Manual 47