NEC LC1400 Service & Reference Manual page 122

To remove a foot located on the right side of the chassis (as viewed from the
front of the chassis) the chassis skirt must be removed:
1. Power off the system and ensure it is disconnected from the ac wall outlet.
2. To remove the chassis skirt, see "Removing the Chassis Skirt" above.
3. Locate the foot to be removed and press in on the two snap tabs securing the
foot to the chassis skirt.
4. Remove the foot from the bottom of the skirt.
Removing a Foot on the Right Side of the Chassis
Upgrading Your System 4-43