IBM 5147-024 Manual page 35

Figure 18. Mode 2 connection of one ESLL or ESLS storage enclosure by using YO12 cables to two independent FC
EJ0J or FC EJ0M SAS adapters
19. Complete a mode 2 connection of one enclosure (A) by using X12 cables (B) to two FC EJ0L SAS
adapter pairs or two FC EJ14 SAS adapter pairs (C, D) with AA cables (E), as shown in Figure 19 on
page 20, and then continue with "Connecting cables, power cords, and installing covers" on page 22.
Notes:
v Each adapter in the SAS adapter pair 1 (C) has access to the other adapter in pair 1 and to drive
bays D1 - D12.
v Each adapter in the SAS adapter pair 2 (D) has access to the other adapter in pair 2 and to drive
bays D13 - D24.
v For SAS adapter pairs, you must attach the cables to the same port on both adapters.
v Both short legs of the cables must attach to the same side of the enclosure and both long legs of
the cable must attach to the other side of the enclosure.
Installing the Model 024, ESLL, or ESLS storage enclosure
19