Furuno Felcom 250 Service Manual page 237

RS-232C Port
- UDI/RDI
communication port
Fig. 9.1.3 Rear panel: NMEA, ALARM, TEL terminal layout
Fig. 9.1.3 Rear panel: NMEA, ALARM, TEL terminal layout
Hardware Reset SW
(Turn power on while
pressing the SW)
NMEA Port
1. TD-A, 2. TD-B
3. TR-A, 4. TR-B
5. GND
4
5 1
1
Fig. 9.1.4 SIM card slot
9-2
9.1 Communication Unit: FB-2000
ALARM Port
1. TD-A, 2. TD-B
3. GND
1
Analog TEL port
TEL-1, TEL-2
TEL-3, TEL-4
4
SIM card slot