Dell EMC PowerEdge R6400 Installation And Service Manual page 85

5 Remove the drive cage from the enclosure.
6 Disconnect control panel cables from the midplane.
Steps
1 Using the Phillips #1 screwdriver, remove the screws that secure the control panel assembly to the enclosure.
2 Remove the cable from the cable retention clips.
3 Lift the control panel assembly away.
Figure 67. Removing the left control panel assembly
Figure 68. Removing the right control panel assembly
Next step
Install the control panel assembly.
Installing and removing enclosure components 85