Compaq Evo D510 e-pc Technical Reference Manual page 43

Serviceability
4. Release the catch that secures the old drive in place then, remove the old drive from the tray.
5. Place the new drive in the tray and secure with the sliding catch.
6. Attach the cable to the back of new drive and slide the drive tray back into the computer until
it clicks into place.
7. Replace the chassis in the enclosure.
Technical Reference Guide 3–7