Fujitsu PRIMERGY RX2540 M2 Upgrade And Maintenance Manual page 511

Front panel and external front connectors
Figure 384: Removing the ID card holder (A)
Ê Press the ID card holder down (1) and push it in the direction of the arrow (2).
Figure 385: Removing the ID card holder (B)
Ê Pull the ID card holder out of its place.
Upgrade and Maintenance Manual 511
RX2540 M2