56 Installing System Components
Hard Drives
Your system supports up to two 3.5-inch (SAS or SATA) hard drives. The hard
drives are installed internally in the system (see Figure 3-1) and connected to
the system board.

Removing a 3.5-Inch Hard Drive

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.
1
Turn off the system and attached peripherals, and disconnect the system
from the electrical outlet.
2
Open the system. See "Opening the System" on page 50.
3
Disconnect the power/data cable from the hard drive.
4
To remove HDD1, remove the optical drive (if present) mounted above
the hard-drive carrier. See "Removing an Optical Drive" on page52.
5
Lift the release pin and slide the hard-drive carrier away from the chassis.
See Figure3-6.
6
Lift the hard-drive carrier away from the system.
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