Billion BiPAC 7401VGP R3 User Manual page 63

Adding a new WPS device (wireless client) to the network - PIN Method
1. Access the client's WPS utility, select Join a Wireless Network and then click Next.
2. Select Enter a PIN into my access point or a registrar. Then jot down the PIN number (eg.
41538142) before pressing Next to activate the wireless client WPS PIN method.