ECDIS User manual
4.3.2 Function Options
After selected the USB flash disk, it would enter the menu of System Rescue:
Table 2 Description of options
No. options Description
1 General Recovery Recover application & OS.
2 Advanced Options
[Professional User]
Warning: Advanced Options might make user data and
installed ENC-charts lost.
Select Advanced Options[Professional User], press Enter key and then it would
enter the advanced options :