Fujitsu PRIMERGY RX2530 M4 Upgrade And Maintenance Manual page 335

Accessible drives
Storing the ODD latch
Figure 242: Storing ODD latch
The ODD latch is fastened with two screws to the chassis of the fan bridge.
Note for configuration with up to four HDD/SSD modules
In this case the ODD latch engages in an ODD lock. In the other configurations
the ODD latch engages in the HDD backplane.
Figure 243: Example with ODD lock
Upgrade and Maintenance Manual 335
RX2530 M4