User Manual

Cable Connectors and Pinouts
211
Cable Connectors and Pinouts
Fast Ethernet 12-port Cable Pinouts
The Fast Ethernet 12-port PIC has one VHDCI connector port on its faceplate (see Figure 91),
which accepts the RJ-21 cable supplied with the PIC (see Figure 92).
Figure 91: Fast Ethernet 12-port PIC
Figure 92: VHDCI to RJ-21 Cable
Table 30 describes the RJ-21 cable pinouts.
Table 30: RJ-21 Pin Assignments
STATUS
Ethernet 10/100 BASE-TX
1801
1480
RJ-21 pin numbers 25 and 50 do not appear in the table
because they are ground connectors.
Ethernet Port Numbers RJ-21 Pin Assignment
TX - TX + RX - RX +
0227126
1429328
2631530
3833732
41035934
5 123711 36
6 14391338
7 16411540
8 18431742