10. Position the system board so that the screws holes are aligned and install the
system board screws.
11. Install the hard disk drive. Make sure to route the power supply cable for the
system board underneath the hard disk drive. See “Replacing the hard disk
drive” on page 140.
12. Reconnect all other power supply cables to the system board and the drives.
See “Identifying parts on the system board” on page 116. Make sure the cables
are correctly routed.
13. Replace the drive bay assembly. See “Removing and replacing the drive bay
assembly” on page 118.

14. Go to “Completing the FRU replacement” on page 144.

124 Lenovo 3000 J Series