Teejet Matrix 840G User Manual Instrukcja Użytkownika Strona 21

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GPS Port
GPS Port sets port transmission to Internal or External.
1. Press GPS ICON .
2. Press GPS PORT ICON .
3. Select
Internal – use the internal (D)GPS (if equipped) and transmit
out
External – receive external (D)GPS data
4. Press
PAGE RIGHT ARROW to proceed to GPS Status.
SYSTEM SETUP TAB to return to main System Setup
screen.
NOTE: This setting is required for FieldPilot and Tilt Sensor
Operation, as well as proper BoomPilot operation.
Figure 2-17: GPS Port
NOTE: Working with GPS signals such as Omnistar HP/XP or RTK
will require GPS port to be set to External.
External Receiver Minimum Con guration Requirements
Before the Matrix will connect and work with an external GPS
receiver, these minimum con guration requirements must be met.
Serial Port Settings
Baud rate: 19,200
Data Bits: 8
Parity: None
Stop Bits: 1
Serial Port connection requirements
Male 9 pin RS-232 serial cable
NOTE: May require Null modem adapter depending on pin out of
receiver.
NMEA Strings
GGA 5 Hz
VTG 5 Hz
ZDA 0.2 Hz
GPS Status
GPS Status displays information regarding data rates, number of
satellites in view, and satellite quality and ID.
1. Press GPS ICON .
2. Press GPS PORT ICON to view data including:
GGA/VTG (Data Rates) – the number of GPS positions per
second.
Num Sats – the number of GPS satellites in view (minimum of
4 are required for DGPS)
HDOP – a measure of satellite geometry strength in the
horizontal plane. A HDOP value of less than 2 is preferred.
PRN – the current DGPS satellite ID. (see PRN chart)
GGA Quality – the current quality indicator of the GPS signal.
(see GGA chart)
3. Press
CHECKERED FLAG to complete GPS Setup.
SYSTEM SETUP TAB to return to main System Setup
screen.
NOTE: If GPS is not available, all entries will be “Invalid”
Figure 2-18: GPS Status
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