Units Tab - Garmin GPSMAP 178 Owner's Manual

Reference
Main Menu: System Tab/

Units Tab

Main Menu—System Tab
(Simulator Mode)
Main Menu—Units Tab

Track Control* – 'Auto Track' steers to the current navigation point. 'User Track' allows you to
enter a heading in the 'Track' field.
Track* – lets you enter a heading.
Speed* – lets you enter a speed.
Transducer* – lets you simulate using a Depth Only, Temp Only, or Temp/Speed transducer.
* These fields only appear when the unit is in Simulator Mode.
• System Information – displays the unit' s software, basemap version, and electronic serial number.
Press MENU for the following options:
• Defaults – restores settings on System page to default values.
• All Unit Defaults – restores all settings to Garmin' s original setup values for the entire unit.
Units SubmenuTab— defines settings for Position Format, Map Datum, Heading, Distance, Speed,
Elevation, Depth, and Temperature.
The following settings are available:
• Position Format – is used to change the coordinate system in which a given position reading is
displayed. You should only change the position format if you are using a map or chart that speci-
fies a different position format or wish to use a format you are familiar with. The default format is
latitude and longitude in degrees, minutes, and thousandths of a minute (hddd°mm.mmm'). The
following additional formats are available:
• hddd.ddddd° – latitude/longitude in decimal degrees only
• hddd°mm' s s.s" – latitude/longitude in degrees, minutes, seconds
• UTM/UPS – Universal Transverse Mercator / Universal Polar Stereographic grids
• British Grid • Dutch Grid
• India Zones • Irish Grid
• MGRS • New Zealand
• Swedish Grid • Swiss Grid
• W Malayan RSO • UTM/UPS
For additional information on Loran TD setup, see page 102.
• Finnish KKJ27 • German Grid
• Loran TD • Maidenhead
• Qatar Grid • RT90
• Taiwan Grid • User Grid