Furuno DS-60 - Manual (Page 72)

6. MAINTENANCE, TROUBLESHOOTING
6-12
1) [Select Point1] then press the ENT key.
2) Select the beam or channel to display then press the ENT key.
3) Select the beam or channel for [Point2] and [Point3] in the same method.
4) After you selected the beams or channels to show for [Point3], the following
screen appears.