Lowrance electronic 4900M GPS Receiver User Manual


 
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System Setup Menu with Communications Port highlighted (left) and
Communications Port menu (right).
For assistance in configuring the unit to communicate with another
device, consult the factory. Customer service phone numbers are in the
back of this manual. Also see the entry below for to Configure NMEA.
To set Com Port Configuration:
1. Press
MENU|MENU| to SYSTEM SETUP|ENT.
2. Press
to COMMUNICATIONS PORT|ENT.
Configure NMEA
You can configure the unit to use specific NMEA sentences.
1. Press
MENU|MENU| to SYSTEM SETUP|ENT.
2. Press to COMMUNICATIONS PORT|ENT| to CONFIGURE 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.
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.