108 APPENDIX A: SPECIFICATIONS
Figure 26 RJ-45 Connector Pin Assignments
Cable Requirements
The 3C359B NIC supports industry-standard token ring
cabling that meets IEEE 802.5 specifications.
Connect shielded twisted-pair (STP) cables (type 1 or 6) to
the 3C359B NIC’s DB-9 connector (Figure 25).
Connect unshielded twisted-pair (UTP) cables (category 3,
4, or 5) to the 3C359B NIC’s RJ-45 connector (Figure 26).
8
7
6 TX
5 RX
4 RX
3 TX
2
1
12345678
4
16
Data
4 Mbps
16 Mbps