Lowrance electronic GlobalMap 4800M - Manual (Page 77)

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• GGA transmits time, position, and fix related data.
• GSA and GSV transmits fix mode, DOP values, and satellites in
view information.
4. Press ENT , then use
↑ ↓ → ← to enter the station frequency, then
press ENT .
5. Press
→ to
B IT R ATE
| ENT then use
↑ ↓ to select the station bit rate,
then press ENT .
6. A. If you are not using a Starlink DGPS receiver, press
EXIT | EXIT | EXIT | EXIT to return to the previous page.
B. If you are using a Starlink DGPS receiver, press
↓ to
S TARLINK A UTO
T
UNING
M
ODE
|press ENT |press EXIT | EXIT | EXIT | EXIT to return to the pre-
vious page.
Configure NMEA
You can configure the unit to use specific NMEA sentences.
1. Press MENU | MENU |
↓ to
S
YSTEM
S
ETUP
| ENT .
2. Press
↓ to
C
OMMUNICATIONS
P
ORT
| ENT |
↓ to
C
ONFIGURE
NMEA | ENT .
3. A menu appears showing the prefixes of the available NMEA sen-
tences. A check mark next to a prefix means the prefix is in use. Use
↑
↓ → ← to select a prefix, then press
ENT to turn off the prefix. (Press
ENT again to check the box and turn a prefix on.)
4. When the desired prefixes are checked or unchecked, press
EXIT | EXIT | EXIT | EXIT to return to the previous page.
Coordinate System Selection
The Coordinate System Menu lets you select the coordinate system to
use when displaying and entering position coordinates.
Menus for changing coordinate system used to display positions.