Optical Drive; Removing The Optical Drive - Dell ChengMing 3991 Service Manual

Steps
1. Connect the fan cable to the connector on the system board.
2. Turn the fan assembly over.
3. Press the release tab on the fan assembly and place it on the system until it clicks into place.
Next steps
Next steps
1. Install the 2.5 in. hard-drive
2. Install the front bezel.
3. Install the side cover.
4. Follow the procedure in

Optical drive

Removing the optical drive

Prerequisites
1. Follow the procedure in
2. Remove the side cover.
3. Remove the front bezel.
About this task
The following images indicate the location of the hard-drive bracket and provide a visual representation of the removal
procedure.
assembly.
After working inside your
Before working inside your
computer.
computer.
Disassembly and reassembly 23