Removing Drive Cables In A Sas Configuration - Sun Microsystems Sun Fire X4450 Service Manual

5.8.1

Removing Drive Cables in a SAS Configuration

To remove drive cables in a SAS configuration.
1. Prepare the server for service.
a. Power off the server.
b. Disconnect the power cord (or cords) from the power supply (or supplies).
c. Slide the server out of the rack.
d. Attach an antistatic wrist strap.
e. Remove the top cover.
2. Remove the memory tray.
See
3. Remove the air duct.
See
4. Remove the memory tray support bracket from the power supply bay wall.
5. Remove the fan modules.
See
6. Remove the fan power boards.
See
7. Untwist the cable tiedowns to release the cables.
8. Remove each cable at the drives backplane by depressing the latch and then
pulling out the connector. (
9. Disconnect each cable at the SAS HBA card by depressing the latch and then
pulling out the connector.
10. Pull the cables through the mid-wall.
Avoid damaging the air blocker.
5-20 Sun Fire X4450 Server Service Manual • November 2009
See Section 2.4, "Powering Off the Server" on page
See Section 2.4, "Powering Off the Server" on page
See Section 2.5, "Extending the Server to the Maintenance Position" on
page 2-5.
See Section 2.7, "Performing Electrostatic Discharge and Antistatic Prevention
Measures" on page 2-9.
See Section 2.8, "Removing the Top Cover" on page
Section 4.2.1, "Removing the Memory Tray" on page
Section 4.4.1, "Removing the Air Duct" on page
Section 3.3.4, "Removing a Fan Module" on page
Section 5.1.1, "Removing a Fan Power Board" on page
)
FIGURE 5-14
2-3.
2-3.
2-11.
4-11.
4-17.
3-12.
5-2.