Furuno FELCOM 250 - Manual (Page 25)

1. HOW TO INSTALL THE UNIT
19
1) Remove the plastic sheet and recording sheet.
2) Set #1 DIP switch to ON (PB side).
3) Reattach the plastic sheet and recording sheet.
Remove plastic sheet and
recording sheet.
ON
OFF
Set #1 to ON (PB).
1 2 3 4
Line type
Side tone
Bell off
PB 䇭S
DP L