BendixKing CAS 67A TCAS II - Manual (Page 56)

The presence of a TA or RA aircraft that is beyond the selected dis-
play range is indicated by one half of the traffic symbol at the edge of
the screen. The position of the half-symbol represents the bearing of
the intruder.
006-08499-0000 Rev 7 Effective Date 2/04 54
Controls and Displays
TA and RA traffic off scale, 5 mile range, TCAS Only Mode.
Same traffic on 10 mile range, TCAS Only Mode.