CHAPTER 5
98 SmarTrax™ MD Calibration & Operation Manual
ROUTINE OPERATION
ENGAGING SMARTRAX MD
FIGURE 45. SmarTrax MD System Engaged
The steering wheel icon in the lower right corner of the screen indicates whether the SmarTrax MD system is
engaged or disengaged. The icon is green when the system is enabled and white when it is not. SmarTrax MD can
be engaged in two ways:
• Via the field computer by pressing the steering wheel icon in the lower right corner of the display.
• By tapping the foot/enable switch.
SYSTEM SETTINGS
System Setting
Average
Setting
Suggested
Range
Function
Line Acquisition (LA)
Aggressiveness
10 5 to 13
The LA Aggressiveness value affects how
quickly the machine steers toward a displayed
guidance line when it is traveling further than
24 inches [60 cm] from the desired path.
OnLine (OL) Sensitivity 10 4 to 13
The OL Sensitivity value affects the response of
the machine while steering within 24 inches [60
cm] of the displayed guidance line.
System Setting
Average
Setting
Acceptable
Range
Function
Zero Yaw 0 -2 to 2
Indicates amount error in the internal yaw
sensor while no yaw motion is present.
Message Frequency - GGA
and VTG
10 Hz 10 Hz
Displays the frequency of GGA messages from
the GPS receiver.
Message Frequency - ZDA .3 Hz
.3 Hz to 10
Hz
Displays the frequency of GGA messages from
the GPS receiver.
HDOP 2.5 N/A Indicates the quality of the GPS signal.
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