Fujitsu PRIMERGY RX2540 M7 Upgrade And Maintenance Manual page 318

Expansion cards and backup units
▶ Remove the corresponding riser module, see
page 72.
Removing the defective riser card
▶ Remove the expansion card, see
page 278.
Figure 182: Removing the riser card
▶ Remove the four screws (see circles).
▶ Remove the riser card.
318
"Removing an expansion card" on
Upgrade and Maintenance Manual
"Removing a riser module" on
RX2540 M7