Fujitsu PRIMERGY RX2450 M1 Upgrade And Maintenance Manual page 52

Basic hardware procedures
Figure 17: Removing the riser module 1
▶ Pull out the riser module using the blue touch areas.
Avoid to hit the riser card to surroundings while pulling it out. It may
cause malfunction.
Removing the riser module 2
Figure 18: Removing the screws
▶ Remove the screws (see circles).
52 Upgrade and Maintenance Manual RX2450 M1