D-5
Appendix D: SAS-826A Backplane Specifications
Backplane
Main Power
4-Pin Connector
Pin# Definition
1
+12V
2 and 3
Ground
4
+5V
6. Backplane Main Power Connectors
The 4-pin connectors, designated JP10,
JP13, and JP46 provide power to the
backplane. See the table on the right for
pin definitions.
7., 8., 9. SAS Ports
The SAS ports are used to connect the
SAS drive cables. The three connectors are
designated SAS IN #1 - SAS IN #3. Each
of the three connectors has four ports for
a total of twelve ports. These twelve ports
are designated #0 - #11 and they are also
compatible with SATA drives.
10. Upgrade Connectors
The upgrade connectors, designated JP69
and JP78, are used for manufacturer's diag-
nostic purposes only.
Содержание SC826 Series
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