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I. Adjust time
Go to Change Time from the status page for changing to daylight saving time or the real
time in the area across more than one time zone.
J. Adjust contrast
Press “ ” or ” ” key in satellite page to adjust contrast.
K. Waypoints
Creating a waypoint: either go to Waypoints from Main Menu or press ”
” for 2 seconds
in map page.
(i) GM-305-WT: Various icons available for Bank, Gas Station, School,……etc.
(ii) GM-305-DT, GM-305-HT: One icon only.
As long as a waypoint is edited into a route, it is undeletable.
L. Routes
The unit is able to memorize 20 routes, up to 30 waypoints each.
“*” will show at the right side of the route name once a route is set to navigation.
M. Track logs
Select Track Logs from Main Menu. You may set intervals by time or distance.
N. Optional Datum
In satellite page, 219 built-in datums for your options.
O. NMEA 0183 Output
In satellite page, you may use
Explorer as a ordinary GPS receiver linking to other
navigation system.
XIII. UPLOAD
Through serial cable, you may upload Waypoint & Route or Track logs to PC. Select Upload
from Main Menu to transfer the Waypoint&Route or Track logs data from your
Explorer to PC. The data communication baud rate is 57,600bps.
IX. DOWNLOAD
Select Download from Main Menu to store new Map, Waypoint&Route, Tracking
Logs or Font in the system memory.
X. SYSTEM UPGRADING
When new HOLUX OS released, you may upgrade your unit by this function.