Figure 80. Replacing a fan in the system
10. Replace the disk drive backplane:
• If you have a base function disk drive backplane, continue with step "11" on page 80.
• If you have a NVMe drive backplane, continue with step "12" on page 82.
11. Replace the base function disk drive backplane:
a) The chassis has four alignment pins (B) to secure the disk drive backplane (A). Insert the disk
drive backplane as shown in the following figure, ensuring that the alignment pins fit through the
holes in the disk drive backplane.
80 Power Systems: System backplane