Appendix C Backplane Specifications C-3 Connectors, Jumpers, and Status Indicators The BPN-SAS-823T backplane is identical to the BPN-SAS-823TQ backplane except that the I 2 C connectors, sideband headers and the MG9072 chip are not populated on the BPN-SAS-823T backplane. Rear Connectors The following connectors are on the side of the backplane that faces the rear of the chassis. They are identified by silkscreen labels. 1 2 MT4 JP13 JP10 12 R UPER S SAS823TQ JP36 JP37 REV 1.00A 9 JP18 JP25 JP33 JP34 JP40 JP50 JP38 JP41 M14 J8 6 5 JP43 J5 JP52 JP42 JP45 J6 H3 JP46 10 13 J10 4 JP51 7 JP29 U40 JP47 JP44 H1 JP53 JP54 14 11 8 J12 H6 H10 J7 JP26 3 Figure C-1. Rear Connectors 1. JP10:
4-Pin Power Connector 9. SAS Port #0 2. JP13: 4-Pin Power Connector 10. SAS Port #1 3. JP26: ACT_IN (Activity In LED header) 11. SAS Port #2 4. JP44: I 2 C Connector#1 (823TQ only) 12. SAS Port #3 5. JP45: I 2 C Connector#2 (823TQ only) 13. SAS Port #4 6. JP51: SideBand #1 (823TQ only) 14. SAS Port #5 7. JP52: SideBand #2 (823TQ only) 8. MG 9072 Chip (823TQ only) 59