Fujitsu PRIMERGY TX1310 M1 Upgrade And Maintenance Manual page 124

Expansion cards and backup units
Ê Open the slot bracket clamp and remove it.
Figure 73: Removing the PCI slot bracket (B)
Ê Remove the slot bracket.
V
CAUTION!
Keep the slot bracket for further use.
Always replace slot brackets into unused PCI slot openings to comply
with applicable EMC regulations and satisfy cooling requirements.
124 Upgrade and Maintenance Manual
TX1310 M1