Basic Operation of ECDIS-E ECDIS-E User Guide
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scale ratio automatically decreases to the zoom window
parameters and the TM limits are switched off, see Setting True
Motion Limits.
5. To re-apply TM limits to the chart window either click on the TM
Limits Off button or the Centre button. The chart window is re-
drawn with own ship in the centre of the display and the motion
indicator button displays TM.
The scale ratio will remain at the size specified for the zoom
window after TM limits have been re-applied.