Oracle EXADATA X7-2 EF Installation Manual page 61

d. Open the three cable covers to the fully opened position.
e. Remove the cables from the CMA and set them aside.
4. To disconnect connector D:
a. Press the green release tab (callout 1) on the slide-rail latching bracket
toward the left and slide the connector D out of the left slide-rail [frames 1
and 2].
When you slide connector D out of the left slide-rail, the slide-rail latching bracket portion
of the connector remains in place. You will disconnect it in the next step.
Remove the Cable Management Arm
Installing the Storage Server Into a Rack 61