Furuno FS-1570 - Manual (Page 154)

10 NBDP FILE OPERATIONS
10-8
10.10 Printing Files
You can print a file as follows:
1. Press the function key [F1].
2. Press the [7] key.
3. Choose file and press the [Enter] key.
4. Press the [Y] key.
To stop printing at any time, press [F1] and [8] keys.
If the file could not be printed, "Cannot print. Check connection between printer and terminal.
Press any key to escape." is displayed.