Garmin GPSCOM 170 - Manual (Page 62)

System Setup
The first setup page is the system setup page, which
is used to select the operating mode, time offset and
screen preferences. The GPSCOM 170 has three operat-
ing modes:
• GPS Off? disables all of the unit’s GPS functions
which will conserve battery power.
• GPS On enables all of the unit’s GPS functions,
making it a fully operational unit.
• Simulator? allows you to operate the unit without
acquiring satellites, and is ideal for practicing or
entering waypoints and routes while at home.
To select an operating mode:
1. Highlight the ‘MODE’ field and press
E
.
2. Use the arrow keypad to select a mode and press
E
.
Date and Time Setup
The date and time field is located directly below the
mode field. Because the time shown is UTC time, you will
need to enter a time offset to display the correct local time
for your area. To determine the time offset for your area,
note your position and refer to the chart in Appendix G.
To enter the time offset:
1. Highlight the ‘OFFSET’ field and press
E
.
2. Enter the time offset and press
E
. Remember to
select a positive or negative indicator for your offset.
System Setup
Reference
57
System Setup Page
Select simulator mode to
practice navigating at home.
Time Offset
To display the correct local
time, you must enter the
appropriate offset from the
chart at the end of
Appendix G.
170 manual pages rev D 9/21/98 9:23 AM Page 57