GPSMAP 495 Owner’s Manual
117
Main Menu >
Setup Tab
To have the unit automatically scan for a frequency:
1. With the unit set to
GARMIN DGPS
or
RTCM In/NMEA Out
, use
the
ROCKER
to highlight the
Beacon
field and press
ENTER
.
2. Highlight
Scan
, and press
ENTER
. The numbers in the
Frequency
field change as the unit scans from 284 kHz to 325
kHz, 200 bit rate, then 100, at 6 second intervals.
Interface tab of the Setup tab with GARMIN DGPS selected
Highlight
Scan
,
and press
Enter
Shows the
status of the
scan
The Status field shows one of the following:
Tuning
—the unit is attempting to tune to the specified frequency
and bit rate.
Scanning
—the unit is automatically scanning through the
frequencies and bit rates.
Receiving
—the unit is receiving DGPS signal and ready for
operation.
Check Wiring
—the unit is not making connection with DGPS
receiver.
To restart the scan:
1. Press
MENU
.
2. Highlight
Restart Scan
, and press
ENTER
.
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