| 9
Introduction | MX610/MX612 Operator and Installation Manual
Status Bar Indications
Mode Indicator
Icon Description Denition
GP
GPS Position Position displayed is calculated using GPS satellites
GN
GPS +GLONASS
Position
Position displayed is calculated from combined GPS and
GLONASS satellites
¼ Notes:
1. This feature is available in SIMRAD MX610/MX612 CDUs with software version 1.0.42.235 or
higher.
2. When GPS+GLONASS (GNSS) mode is selected, the NMEA 0183 data headers are changed
from $GPxxx to $GNxxx.
GPS/GLONASS selection
By default, the SIMRAD CDU is set to navigate using the GPS satellite system. When using the
MX521B smart antenna or the HS80A/MX575D smart GPS compass models, the SIMRAD CDU
can be controlled to navigate using combined solutions from GPS and GLONASS satellites.
Setup procedure to use GPS and GLONASS satellites:
1. Press the MENU key.
2. Scroll Tools & Settings menu, press ENT.
3. Scroll to GPS icon under the Settings page, press ENT.
4. Scroll to GNSS Mode, press ENT.
5. Scroll to GPS+GLONASS, press ENT.
6. Press the CLR key repeatedly or press any hot key to exit.