HP Integrity rx7620 Server - User Service Guide, Sixth Edition

Removing and Replacing a Central Processing Unit
The CPUs are located on the cell boards.
CAUTION: Observe all ESD safety precautions before attempting this procedure. Failure to
follow ESD safety precautions can result in damage to the server.
Removing the Processor
To remove the processor, follow these steps:
1. Prepare an ESD-safe work surface large enough to accommodate the cell board. Use a
grounded mat and an anti-static wrist strap, such as those included in the ESD Field Service
Kit (HP P/N/ A3024-80004).
2. Identify the partition, cell board, and processors that are to be removed.
3. Power off the server.
For more information, see “Shutting Down nPartitions and Powering Off Hardware
Components ” (page 96), and Appendix D (page 205).
4. Remove the right side cover.
5. Remove the cell board.
6. Position the cell board on the ESD-safe work surface with the backplane connectors facing
toward you.
7. Loosen the four captive screws that secure the DIMM cover.
8. Lift the DIMM cover away from the cell board.
Figure 6-46 DIMM Cover Removed
9. Loosen the captive screws on the CPU cover, lift the cover, and set aside.
146 Removing and Replacing Components