IBM IntelliStation M Pro 6225 Hardware Maintenance Manual And Troubleshooting Manual page 51

Attention: Avoid touching the components and gold-edge connectors on the
adapter.
7. If you are installing a full-length adapter, remove the blue adapter guide (if any)
from the end of the adapter.
Adapter guide
Attention: Make sure that the adapter is correctly seated in the expansion
slot before you turn on the computer. Incomplete installation of an adapter
might damage the system board or the adapter.
8. Carefully grasp the adapter by the top edge or upper corner and move the
adapter directly from the static-protective package to the adapter slot. Align the
adapter with the expansion slot guides; then, press the adapter firmly into the
expansion slot.
Attention: Make sure that the adapter is correctly seated in the expansion
slot before you turn on the computer. Incomplete installation of an adapter
might damage the system board or the adapter.
Rear adapter-retention
bracket
Chapter 4. Customer replacement units
41