1.Turn off the system, including any attached peripherals, and disconnect the system from the electrical outlet.
2.Open the system.
3.Align the notches on the backplane with the notches on the chassis.
4.Lift the release pin and slide the backplane on the chassis until firmly seated.
5.Release the release pin to lock the backplane to the chassis.
6.Reconnect all the cables to the backplane.
7.Install both the hard drives in their original location.
8.Close the system.
9.Reconnect the system to its electrical outlet and turn the system on, including any attached peripherals.
I/O Panel
Removing The I/O Panel
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.If installed, remove the front bezel.
2.Turn off the system, including any attached peripherals, and disconnect the system from the electrical outlet and peripherals.
3.Open the system.
CAUTION: To prevent damage to the I/O cable, you must release the locking tab before removing or installing the I/O cable from the connector on the
4.Rotate the locking tab on the I/O cable connector clockwise 90 degrees to release the lock.
5.Disconnect the I/O cable from the backplane.
6.Remove the three Torx screws securing the I/O panel to the chassis.
7.Pull out the I/O panel cable through the channel on the chassis.
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