Furuno FAR-2107 Series Service Manual page 47

8) When external route data is input, both internal and external routes are displayed. This
problem is removed.
9) When a target locates in the guard area, the alarm sounds twice: one is actual and the
other is false with the sweep line outside of guard area.
10) When Safety is selected in AIS message type menu (AIS > 5 > 3), the message is
sent in Binary and vice versa. This problem is solved. Note that some AIS do not receive
Binary message.
11) When the scanner unit is changed, an unwanted line (or a tangent to the first range
ring) appears. This line is deleted by V0006 SPU DRW FPGA software.
Unwanted line
Fig.3