Garmin GPSMAP 276C Owner's Manual - Page 95

Tuning, Scanning, Receiving, Check Wiring, To restart the scan

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The Status field shows one of the following: Status of the scan COM 1 sub tab with GARMIN DGPS selected • 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 the DGPS receiver. Main Menu > Setup Tab To restart the scan: 1. Press Menu. 2. Highlight Restart Scan, and press Enter. To manually enter a frequency and bit rate: 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 User, and press Enter. 3. Highlight the Frequency or Bit Rate field, and press Enter. 4. Enter a frequency or bit rate. Press Enter when finished. When the unit is receiving a DGPS signal, the Signal to Noise Ratio (SNR) and Distance fields show data. The SNR range is 0 dB to 30 dB, with 30 being the best. The Distance field might or might not show data, depending on the signal being broadcast from the DGPS site. The DGPS beacon transmitters are operated by the United States Coast Guard (or similar government agency in other countries), which is responsible for their accuracy and maintenance. For DGPS transmitter problems or to find the most updated list of frequencies and coverage areas, contact your local USCG or see their Web site at www.navcen.uscg.mil/. GPSMAP 276C Owner's Manual 87

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The Status field shows one of the following:
COM 1 sub tab w±th GARMIN DGPS selected
Status of the
scan
•
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 the
DGPS receiver.
To restart the scan:
1.
Press
MENU
.
2.
Highlight
Restart Scan
, and press
ENTER
.
To manually enter a frequency and bit rate:
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
User
, and press
ENTER
.
3.
Highlight the
Frequency
or
Bit Rate
field, and press
ENTER
.
4.
Enter a frequency or bit rate. Press
ENTER
when finished.
When the unit is receiving a DGPS signal, the Signal to Noise Ratio
(SNR) and Distance fields show data. The SNR range is 0 dB to
30 dB, with 30 being the best. The Distance field might or might not
show data, depending on the signal being broadcast from the DGPS
site.
The DGPS beacon transmitters are operated by the United States
Coast Guard (or similar government agency in other countries),
which is responsible for their accuracy and maintenance. For DGPS
transmitter problems or to find the most updated list of frequencies
and coverage areas, contact your local USCG or see their Web site at
www.navcen.uscg.mil/
.
GPSMAP 276C Owner’s Manual
µ7
M
AIN
M
ENU
>
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ETUP
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AB