Furuno FEA-2107 Operator's Manual page 577

A4.2.2 RENC service
RENC service produced by Primar or IC-ENC is considered to legally fulfil SOLAS requirements as primary aid of
navigation. National Hydrographic Organization (NHO) may have arranged similar subscription service as RENC
on its own waters.
Chart data distributed through the service is S57 ed.3.0 or ed. 3.1 coded ENC.
When using charts loaded and updated using RENC or NHO service, there will be no indications at the upper right
corner on the ECDIS display.
ECDIS only
Appendix 4: C-MAP CM-93/3 Charts
HDG 070.0°
SPD (CALC) 1.8 Kt
SB (POSN) 1.7 Kt
COG (POSN) 045.1°
SOG (POSN) 2.0
Kt
AP-25