User's Guide

4-38 Upgrading Your System
Installing a Backup Device
1. Observe the safety and ESD precautions listed under General Information
and Static Precautions at the beginning of this chapter.
2. Perform the steps in "Preparing Your System for Upgrade" described earlier
in this chapter.
3. Extend the server out from the rack.
4. Remove the top cover of the system chassis. See Top Cover Removal found
earlier in this chapter.
!
CAUTION
For proper cooling and airflow, do not operate the system
with the top cover removed. Always replace the top cover
before powering on the system.
5. Remove the riser card for full-height PCI boards following procedures
previously documented in this chapter.
6. Remove the processor air duct following procedures previously documented
in this chapter.
7. Disconnect the two fan cables from the system board. See Figure 4-36.
Figure 4-36. Removing the Fan Cables
8. Remove the FPC cable fastener and disconnect the FPC cable connecting the
system board and SCSI backplane. See Figure 4-37.