Installing System Components | 157 
 
 
Installing a Hard-Drive Carrier 
 
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 came with 
the product. 
CAUTION: To maintain proper system cooling, all empty hard-drive bays must have 
drive blanks installed. 
1  With the lever on the hard-drive carrier open, slide the hard-drive 
carrier into the drive bay until the hard-drive connector engages with 
the backplane. See Figure 3-5. 
2  Close the release handle to lock the hard drive in place. 
3  Turn the lock lever clockwise to the lock symbol. See Figure 3-5. 
Removing a Hard Drive from a Hard-Drive Carrier 
 
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 came with the 
product. 
CAUTION: To mix SAS, SATA and SSD: 
Only 2 drive types can be mixed per node. 
Drives 0 and 1 must be of same type. 
The remaining drives must all be the same type. 
SAS hard drive support will be based on the add-on card and the 
onboard configuration supports SATA hard drive only. 
CAUTION: Use only hard drives that have been tested and approved for use with 
the SAS/SATA backplane.