Getting Ready - RTR-5W 23Connecting to a Wireless LANBy inserting a Wireless LAN card into the RTR-5W, it is possible to carry outcommunication in places where LAN wiring is difficult or troublesome.NOTE:- To ensure a proper connection make sure that the wireless LAN card is completelyinserted.- Before you insert or take out the LAN card, make sure that the AC adaptor isunplugged.- For information and updates concerning which wireless LAN cards can be used, pleasecontact your local T&D dealer or representative.* External HUB is not necessary if wireless LAN access point has a built in HUB /Router.