Section 8    Functions of the ECDIS (Option)  8-12 
 
8.4  Zooming In/Out the Chart 
The chart can be enlarged and reduced by the following methods. 
 
Item Related sections 
Enlarging a selected area  8.4.1 Enlarging a Selected Area (S-57/C-MAP Only) 
Enlarging/reducing with the [ZOOM 
IN]/[ZOOM OUT] key on the operation unit 
(S-57/C-MAP only) 
8.4.2.1 Enlarging/reducing with the [ZOOM 
IN]/[ZOOM OUT] key on the trackball operation unit 
Enlarging/reducing with the zoom slider 
(S-57/C-MAP only) 
8.4.2.2 Enlarging/reducing with the zoom slider 
(S-57/C-MAP only) 
Enlarging/reducing with the Large/Small 
buttons (RNC only) 
8.4.2.3 Enlarging/reducing with the [Large]/[Small] 
buttons (RNC only) 
 
 
8.4.1  Enlarging a Selected Area (S-57/C-MAP Only) 
A selected area can be enlarged to the full chart screen size. 
1  Click on the [Zoom Area] button. 
 
The cross-hair cursor changes to a zoom cursor. 
 
   
[Zoom Area] button