8. Vector Chart Material
8.9
RENC Security System
8.9.1
Standard messages in S57 chart load
When loading S57 charts into the ECDIS, messages appear to alert you to permits and authentication. These are
described below and on the next several pages.
8.9.2
Additional messages in S57 chart load
Issue control of Base and Update CD ROM from RENC
CD ROMs from an RENC contain issue control. If you later use a CD ROM catalogue created during loading of S57
charts, you get the following messages for a wrong CD ROM.
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