IBM 9009-22A Manual page 44

Figure 28. Reconnecting the SAS cable in a split-disk configuration
If you have the high-performance storage controller in slot P1-C49 and its backup power module
in slot P1-C50
A "Y" SAS cable connects the disk drive backplane connectors to the storage controller in slot P1-
C49.
• The shorter cable (labeled 0) connects the disk drive backplane connector J1 to the P1
connector on the storage controller in slot P1-C49.
• The longer cable (labeled 1) connects the disk drive backplane connector J2 to the P1
connector on the storage controller in slot P1-C49.
See Figure 29 on page 31.
30 Power Systems: Power Systems: Drive backplane