System Board

541-4281
4-Core 2.75GHz
CA07082-K057

Notes

1. Unfasten the four screws shown to remove the system board.
2. Screw locations silkscreened with a screw image fasten the system board to the tray.
3. It is not necessary to unfasten the screw locations silkscreened with a screw image.
4. DDC00, DDC01, and DDC03 are labeled PFDDC81. DDC2 is labeled PF-VRM9.
5. DDC00, DDC01, DDC02, and DDC03 connectors are the same.
6. The XSCF and DC-DC are part of the System Board and should not be removed.

Memory Mounting Notes

1. A maximum of eight DIMMs can be mounted.
   They are mounted in units of four DIMMs is each of group A and group B.
2. The DIMM capacity of group A must be equal to or greater than that of group B.
3. The DIMMs included in the same group must have the same capacity and same rank.