Dell Precision 490 Desktop User Manual page 61

CAUTION: To guard against electrical shock, always unplug your computer from the electrical outlet before removing the cover.
1. Follow the procedures in Before You
2. Remove the computer cover (see
3. Remove the drive panel (see
4. Pull the desktop drive retention insert out by the handle and set it aside in a safe place.
1 desktop drive retention insert 4 SATA system board connector
2 power cable
3 SATA data cable
5. Disconnect the power cable from the back of the hard drive.
6. Disconnect the data cable from the back of the hard drive and from the connector on the system board.
7. Slide the hard-drive carrier out of the 5.25-inch drive bay.
1 desktop drive retention insert
2 optional third SATA hard drive in hard-drive carrier
8. Press the blue tabs on each side of the hard-drive bracket toward each other and slide the drive out of the hard-drive carrier.
9. Set the drive and carrier aside in a secure location.
Begin.
Removing the Computer Cover and Front
Removing the Drive Panel).
5 optional third SATA hard drive in hard-drive carrier
Panel).