HPE ProLiant DL345 Gen11 Service And Maintenance Manual page 104

18. Remove the optical drive tray:
a. Remove the optical drive tray screws (callout 1).
b. Remove the optical drive tray from universal media bay (callout 2).
19. Remove the USB 2.0 / DisplayPort Y-cable from the SFF universal media bay.
HPE ProLiant DL345 Gen11 Server Service and Maintenance Guide 104