if you are in the dublin n*l area you will need to add freq. 150.000mhz. first do your scan and find all the other tps. now press menu, then select installation, select user installation, enter pin. select ch edit(yellow button), select add(red button)highlight frequency then key in 150.000 then highlight symbol rate and key in 6.887(n*l). press ok to save. go to user installation again and now select update channels (red button) and it will now search all tps. hey presto