Dell OptiPlex 755 User Manual page 161

Optical Drive
CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide.
CAUTION: To guard against electrical shock, always unplug your computer from the electrical outlet before removing the computer cover.
Removing an Optical Drive
1. Follow the procedures in Before You
2. Remove the computer cover (see
3. Lay the computer on its side so that the system board is on the bottom of the inside of the computer.
NOTICE: Do not pull the drive out of the computer by the drive cables. Doing so may cause damage to cables and the cable connectors.
4. Pull up on the drive release latch and slide the drive towards the back of the computer. Then lift up to remove the drive from the computer.
1 drive release latch 2 optical drive
5. Disconnect the power and data cable from the back of the drive.
NOTE: The power and data cables for the slimline optical drive installed in your computer are configured in one of two ways as illustrated below.
1 optical drive 2 data cable 3 power cable
6. Remove the drive and replace the computer cover (see
Installing an Optical Drive
1. Unpack the drive and prepare it for installation.
2. Check the documentation that accompanied the drive to verify that the drive is configured for your computer.
3. Follow the procedures in Before You
4. Remove the computer cover (see
Begin.
Removing the Computer Cover).
Replacing the Computer
Begin.
Removing the Computer Cover).
Cover).