Just a thought, have you tried a simpler (shorter) password in the router and see if the phone likes that instead?
Al, TVM. Your learned status should be increased to Genius!! Knocked the password down to the minimum 8 digits and the new password accepted instantly!
What a palaver! I hope PN read this as I am sure I cannot be the only one.
Thanks again to others too. Its nice to know the answer to a problem as opposed to taking an easy way out.
Meldrew