Fujitsu PRIMERGY RX2540 M6 Upgrade And Maintenance Manual page 289

Expansion cards and backup units
Removing the defective riser card
▶ Remove the expansion card, see
"Removing the expansion card from a
riser module" on page 284.
Figure 176: Removing the riser card
▶ Remove the four screws (see circles).
▶ Remove the riser card.
RX2540 M6 Upgrade and Maintenance Manual 289