Sun Microsystems Sun Fire V490 - Manual (Page 243)

Appendix A Connector Pinouts 215
FC-AL Port HSSDC Connector
The Fibre Channel-Arbitrated Loop port high-speed serial data connector is located
on the centerplane and can be accessed from the back panel.
HSSDC Connector Diagram
HSSDC Connector Signal
Pin Signal Description Pin Signal Description
1 Differential Data Output + 5 Optical Output Disable
(optional)
2 Signal Ground (optional) 6 Differential Data Input -
3 Differential Data Output - 7 5V Power (+/-10%) (optional)
4 Mode Fault Detection
(optional) 8 Differential Data Input +
1
8