Lowrance M68C IceMachine Installation And Operation Instructions Manual page 77

At left, M68C IceMachine opening screen, showing the Full Sonar
Chart Page. The Backlight Level control bar automatically disappears
after five seconds. At right, the Full Sonar Chart is shown.
To enter the IceMachine mode:
1. From the Full Chart Sonar page, press
the normal Flasher page.
2. Press
MENU
pears. (To leave IceMachine mode and return to normal operation, just
repeat step 2.)
Flasher Page Menu, with IceMachine Mode command highlighted but
|↓ to
I M
CE ACHINE
turned off (box not checked).
ENT
| |
M ENT EXIT
ODE
69
| | to switch to
ENT ENT
and the Ice Flasher ap-