Owners Manual

Figure 12. Removing and installing the SAS chain cable(s)
1.
left cooling fan module bay 2. right cooling fan module bay
3. SAS cable connector on the midplane (two per physical
disk drawer)
4. SAS cable connector to the midplane (oriented vertically)
5. SAS chain cable (two per physical disk drawer) 6. release tab (oriented horizontally)
7. SAS cable connector to the physical-disk drawer (oriented
horizontally)
8. SAS cable connector on the physical-disk drawer (oriented
horizontally)
Installing the SAS chain cable(s)
CAUTION:
Many repairs may only be done by a certified service technician. You should only perform
troubleshooting and simple repairs as authorized in your product documentation, or as directed by the online or
telephone service and support team. Damage due to servicing that is not authorized by Dell is not covered by
your warranty. Read and follow the safety instructions that are shipped with your product.
1. Remove the cooling fan module from one side on the back of the chassis.
CAUTION:
If you are hot swapping the SAS cable chains, ensure that you complete the procedure on one side
within ten minutes to avoid over heating of the storage enclosure.
2. Locate and identify the SAS chain cables for the new physical-disk drawer.
3. Connect the chain cable mounting bracket (oriented horizontally) to the physical-disk drawer.
4. Connect the chain cable mounting bracket (oriented vertically) to the midplane.
5. Install the cooling fan module.
6. Repeat the above mentioned steps for the SAS cable chain on the other side.
Installing and removing system components
19