Dell POWER EDGE 2900 Hardware Owner's Manual page 103

1x8 Plus 1x2 Drive Configuration
If the optional 1x2 SAS backplane is installed in the flex bay, make the following cable connections:
• Connect SAS_0 on the SAS controller daughter card to connector SAS_A on the 1x8 SAS
backplane board. See Figure 3-31.
• Connect SAS_1 on the SAS controller daughter card to SAS_B_IN on the 1x2 SAS backplane
board. See Figure 3-31.
• Connect SAS_B_OUT on the 1x2 SAS backplane board to connector SAS_B on the 1x8 SAS
backplane board. See Figure 3-31.
Installing System Components
103