JMA-9172-SA Instruction Manual > 3.BASIC OPERATION > 3.8  APPLIED OPERATIONS
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• When the course-bar graph is displayed, the sizes of the target tracking (TT)/
AIS numeric data display areas are exclusively decreased.
• Left-click the   button located at the lower righit of the display. The 
course bar display function is switched between On and Off.
[2] Autopilot Course
• Determine which field of the APB sentence that has been received is used to 
display AP course.
[3] ROT Scale
• Set the maximum scale for the TURN Rate graph.
 
3.8.9 AUTO Backup
Data can be automatically backed up when the power supply is turned on.
1) Insert a flash memory card into the card slot.
: The course bar graph is not displayed.
: The course bar graph is displayed in digital information area 1.
: The course bar graph is displayed in digital information area 2.
:Heading to Steer to Destination
:Bearing Origin to Destination
:Bearing, Present Postion to Destination
  : The scale is set at ±30°/min.
: The scale is set at ±60°/min.
: The scale is set at ±90°/min.
: The scale is set at ±120°/min.
: The scale is set at ±150°/min.
: The scale is set at ±300°/min.