5 blue marked SAS cable from SAS expander to connector "SAS 3" and
"SAS 4" on the HDD backplane
6 mini-SAS cable (red marked) from CPU 4 to connector "Slimline 1"
and "Slimline 2" on the HDD backplane
7 mini-SAS cable (blue marked) from CPU 3 to connector "Slimline 3"
and "Slimline 4" on the HDD backplane
8 mini-SAS cable (not marked) from CPU 2 to connector "Slimline 5"
and "Slimline 6" on the HDD backplane
For the cable plan, see "Appendix B" on page 435.
Concluding steps
â–¶
Insert all HDD/SSD modules, see "Installing 2.5-inch HDD/SSD modules"
on page
147.
Ensure that you reinstall the HDD/SSD module in the bay it was
located before the HDD backplane replacement.
â–¶
"Installing the fan cage" on page
71.
â–¶
Install the air duct on the top system board, see "Installing the CPU air duct"
on page 74.
â–¶
"Reassembling" on page 53.
â–¶
"Connecting the power cord (AC PSU)" on page 58.
â–¶
"Switching on the server" on page 59.
7.4.6 Replacing the SAS expander board
Field Replaceable Unit
(FRU)
Hardware: 20 minutes
Tools: Phillips PH2 / (+) No. 2 screw driver
Hard disk drive (HDD) / solid state disk (SSD)
158 Upgrade and Maintenance Manual RX4770 M5