My psp and my router are not connecting

first u need to be sure what type of security password urrouter has
for that u can open ur computer click on start then run and in the run window type cmd and hit enter button a black window will open typr there ipconfig
ad press enter it will give u ip address default gateway subnet mask note the default gateway now open internet explorer and click on the address bar and type the default gateway ()if default gateway is 192.168.1.1.) then type this dg on ur address bar and press enter if it asjs for user name and password then type admin admin in both it will open the router page now click on wireless and then security undersecurity it will show u the wep key 1 note that key

now go to internet broeser on ur psp and press ok search for new conection it will display the ssid select the ssid and it will ask u for the wep password type that password that u wrote from router page and then save the settings n connect the net on ur psp

how to fix key information exchange timed out on the psp

After hours of running around, i realise that my router was only set to the 802.11g bandwith only, so i change my router setting to broadcast on all channels, which include 802.11N & B. now it connected fine. good luck