2. Go to the rear of the chassis. If you are not already grounded, properly ground yourself.
3. Disconnect power by pulling the controller module out about three inches:
a. Press down on both of the locking latches, and then rotate both latches downward at the same time.
b. Pull the controller module about 3 inches out of the chassis to disengage power.
4. Rotate the cable management tray down by pulling the buttons on both sides on the inside of the cable
management tray and then rotate the tray down.
5. Remove the target slot blanking module from the chassis:
The following illustration shows removing a horizontal and vertical I/O module. Typically, you
will only remove one I/O module.
Cam locking button
a. Depress the cam latch on the blanking module in the target slot.
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