4. Loosen the thumbscrew on the cam handle on the controller module.
Thumbscrew
Cam handle
5. Pull the cam handle downward and begin to slide the controller module out of the chassis.
Make sure that you support the bottom of the controller module as you slide it out of the chassis.
Step 3: Replace a PCIe card
To replace a PCIe card, locate it within the controller and follow the specific sequence of steps.
1. Loosen the thumbscrew on the controller module side panel.
2. Swing the side panel off the controller module.
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