Rorke Data Galaxy HDX2 GHDX2-2430S-24F4D - Manual (Page 106)

Chapter 5: Subsystem Maintenance
Subsystem Maintenance 5-11
Figure 5 -6: Removing the Power Cord
Step 2. Remove the retention screw underneath the PSU’s extraction
handle.
Figure 5 -7: Removing the PSU Retention Screw
Step 3. Remove the failed module by pressing the extraction handle
down until the PSU is released from the enclosure chassis.