Codan NGT 2010 RF Technical & Service Manual page 650

Pinouts of the DC power supply connectors on the NRI
The NRI has two 2.5 mm DC barrel sockets that are wired in parallel. One is used to
supply power to the NRI, while the other supplies power to the line modem.
Figure 6: Front view of a DC power supply connector on the NRI
sleeve
tip
Table 4: Pinouts of a DC power supply connector on the NRI
Connection Function
Tip
Sleeve
NGT Transceiver System Technical Service Manual
+13.6 V nominal
Ground
NRI—Overview and specifications
257