Dell Vostro 3888 Service Manual page 38

Graphical processing unit
Removing the powered GPU
Prerequisites
1. Follow the procedure in before working inside your computer.
2. Remove the side cover.
About this task
The following images indicate the location of the powered graphical processing unit and provides a visual representation of the removal
procedure.
Steps
1. Disconnect the two power cables from the connectors on the powered GPU through the cable holder.
2. Unroute the power cable from the retention tab on the cable holder.
3. Press the securing clips on both side of the cable holder and slide the powered GPU cable holder out of the computer.
4. Locate the GPU.
5. Lift the pull tab to open the PCIe door.
6. Push and hold the securing tab on the graphics-card slot and lift the powered GPU away from the graphics-card slot.
Installing the powered GPU
Prerequisites
If you are replacing a component, remove the existing component before performing the installation procedure.
About this task
The following images indicate the location of the powered graphical processing unit and provides a visual representation of the installation
procedure.
Steps
1. Align the powered GPU with the PCI-Express card connector on the system board.
2. Using the alignment post, connect the powered GPU in the connector and press down firmly. Ensure that the powered GPU is firmly
seated.
3. Lift the pull tab to close the PCIe door.
4. Align the triangles on the powered GPU cable holder with the triangles on the chassis.
5. Place the powered GPU cable holder on the computer chassis until it clicks to place.
6. Route the power cable through the retention tab on the cable holder.
7. Connect the two power cables, through the slot on the cable holder, to the connector on the powered GPU.
Next steps
1. Install the Side cover.
2. Follow the procedure in After working on your computer.
38 Disassembly and reassembly