HP Integrity rx2660 Server User Service Guide

2. Loosen the two captive screws on the I/O backplane assembly:
a. Press the blue button to release the black knob. Figure 26 (page 57) shows the location
of the I/O backplane assembly captive screws.
b. Turn the black knob counterclockwise until the captive screw is free from the server.
Figure 26 I/O Backplane Assembly Screw Locations
Installing Additional Components 57