netsys NH-310C User Manual page 10

And the table shows the description.
Table 2-3: Connectors shown on the rear side of the Modem
Connectors Type
F-type female
HCNA
coaxial cable
F-type female
TV
coaxial cable
LAN1/LAN2 RJ-45
Power Power Jack
NH-310C HPNA3.1 over Coaxial Cable (HCNA) End Point USER'S MANUAL Ver. A7
(Table 2-3)
For connecting the 2 HCNA modems with RG59 75ohm coaxial cable.
For connecting to TV or STB.
For connecting to an Ethernet equipped device.
For connecting to 5-12VDC / 1A
NH-310C power specification you can refer to serial sticker of the
bottom.
9
Description
power adapter, regarding the