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Dell OptiPlex 7450 All-In-One - Installing the Optical Drive Assembly; Power and On-Screen Display Buttons Board; Removing the On-Screen Display- OSD Buttons Board

Dell OptiPlex 7450 All-In-One
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Installing the optical drive assembly
1. Place the bracket to align the screw holders on the optical drive.
2. Tighten the screws to secure the bracket to the optical drive.
3. Insert the optical drive assembly into the drive slot, until it snaps in.
4. Install the:
a. back cover
b. stand
5. Follow the procedure in After working inside your computer.
Power and On-Screen Display buttons board
Removing the On-Screen Display- OSD buttons board
1. Follow the procedure in Before working inside your computer.
2. Remove the:
a. stand
b. back cover
c. optical drive
3. To remove the OSD buttons board:
a. Remove the screw to remove the metal plate that secures the OSD buttons board to the computer [1].
b. Peel off the tape from the OSD buttons board [2].
c. Remove the OSD buttons board from the chassis.
d. Disconnect the cables from the OSD buttons board to release the board from the computer [3].
Disassembly and reassembly
21

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