Lowrance electronic 5150C - Manual (Page 106)

100
Track Smoothing option, turned on.
Trail Options
There are several options you can use with trails. Some affect all trails,
other options can be applied to a particular trail. You can change the
way trails are updated, display or hide trails, create a new trail, delete
a trail, etc.
General Trail Options
To access the Trails Menu:
1. Press
MENU
|
MENU
| ↓ to
M
Y
T
RAILS
|
ENT
.
Main Menu (left). Trails Menu (center). Trail Options (right).
Delete All Trails
To remove all of the trails from memory: from the Trails Menu, press
→
to
D
ELETE
A
LL
|
ENT
| ← to
Y
ES
|
ENT
.