Colin, to tell whether I have receive tones enabled on my ts2000 I use a little
light probe that can see the little led that comes on if I completely lose
track. I've also been known to reset the whole thing if I really got lost <g>.
Tom
Tom Brennan KD5VIJ, CCC-A/SLP
web page http://titan.sfasu.edu/~g_brennantg/sonicpage.html