NEC 140He - Manual (Page 277)

9-19
PCI Access Cover
To install or remove a non-hot-swap PCI board, remove the PCI access cover inside the server. You do not need to
remove the PCI access cover when you work with hot-swap PCI slot.
Removal
1. See the section "Preparing for Installation and Removal" described earlier to prepare.
2. Remove the rear access cover.
3. Loosen the screw securing the PCI access cover.
4. Hold the end of the cover (the end where the screw is loosened), and take out the cover slowly and gently.
Installation
Take the following steps to install the PCI access cover.
1. Orient the PCI access cover with the screw toward the front of the server.
2. Insert the tab on the rear side of the PCI access cover into the chassis slot.
3. Slowly and gently put the cover on the chassis, and secure it with a screw.