3Com TokenLink VelocityTM XL PCI Network Interface Card Network Card User Manual


 
A-4 APPENDIX A: SPECIFICATIONS
Figure A-2 RJ-45 Connector Pin Assignments
Cable Requirements
The 3C359 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 3C359 NIC’s DB-9 connector (Figure A-1).
Connect unshielded twisted-pair (UTP) cables (category 3,
4, or 5) to the 3C359 NIC’s RJ-45 connector (Figure A-2).
8
7
6 TX
5 RX
4 RX
3 TX
2
1
12345678
4
16
Data
4 Mbps
16 Mbps
Book Page 4 Saturday, November 1, 1997 3:13 PM