Oracle SUN X4-8 Service Manual page 217

This procedure requires that the server is removed from the rack. Removing all front-side and
back-side components lessens the weight of the server.
Use this procedure to replace a failed bus bar midplane assembly.
This procedure requires a Phillips screwdriver.
Before You Begin
1. Prepare the server for cold service. See
Service" on page
At the front of the server, remove all eight fan modules. See
2.
Module" on page
3. Remove both fan frames. See
4. Remove the CMODs. See
5. Remove the four PSUs. See
6. Remove the FIM. See
7. At the rear of the server, remove any cables attached to the rear of the server.
Before removing cables, label each one, noting its connection point.
Remove the SMOD. See
8.
Remove the DPCCs. See
9.
Before removing the DPCCs, label each one populated with PCIe cards, noting its slot location.
For slot designations, see
99.
113.
"Remove a Fan Frame" on page
"Remove a CMOD" on page
"Remove a PSU" on page
"Remove the FIM" on page
"Remove the SMOD" on page
"Remove a DPCC" on page
"DPCC and PCIe Card Slot Designations" on page
Replace the Midplane Assembly
"Prepare the Server for Cold
"Remove a Fan
133.
122.
129.
195.
183.
Servicing Components
118.
87.
217