5. To obtain more working room, remove fans 2 and 3 (see “Removing a
hot-swap fan” on page 127).
6. Pull the hard disk drives or fillers out of the server slightly to disengage them
from the backplanes. For more information, see“Removing a hard disk drive”
on page 62.
7. Disconnect the SAS signal cable from the SAS controller, which is connected to
the SAS riser-card. Leave the other end of the SAS signal cable connected to
the hard disk drive backplane.
8. Remove the SAS controller assembly from the server; then, remove the SAS
controller from the SAS riser-card. See “Removing a ServeRAID SAS controller
from the SAS riser-card” on page 134 for instructions.
Figure 51. 4-drive filler panels removal
Figure 52. SAS signal cable
66 System x3650 M3 Types 4255, 7945, and 7949: Installation and User’s Guide
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