MDP-1241/1240/1260/1210 Chapter 8
Operation manual Sounder operation
8.3.8 Setting the interference rejection
In the case where another ship in the vicinity is using a sounder operating at the same frequency and
transmission rate, there may be interference from that ship’s sounder displayed on the screen. This
interference can be eliminated by using the IR function.
Display the soft menu (SOUNDER/PAGE2).
Every time the”IR”key is pressed the interference rejection changes from OFF→1(weak)→2(strong)
→OFF.
SOUNDER/PAGE2
PREV
MODE
IR
OFF
ALARMI SPD
S FUNC SOUNDER
IR
1
IR
2
Interference from
other vessel
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