Sun Oracle Sun Fire X4270 M2 Service Manual page 125

Installing the Motherboard
FIGURE 4-16
3. If you are replacing the motherboard because it failed and needed to be
replaced, you can now reinstall the reusable components.
Reusable motherboard components are as follows:
■
Note – Only install the DIMMs in the slots (connectors) from which they were
removed.
■
■
4. Carefully connect the power distribution board ribbon cable to the motherboard
(
FIGURE 4-16
Ensure that it is seated properly.
5. Reconnect the SAS storage drive cables to the SAS PCIe card or the on-board
SATA connectors located on the motherboard.
Memory DIMMS. For instructions, see
page 4-11.
PCIe risers and attached PCIe cards. For instructions, see
PCIe Riser" on page 4-19.
CPUs. For instructions, see
[2]).
Section 4.2.7, "Install DDR3 DIMMs" on
Section 4.7.2, "Install CPU" on page
Chapter 4 Servicing Motherboard Components
Section 4.4.2, "Install
4-31.
4-39