Servicing The Drives Cage; Removing The Drives Cage - Sun Microsystems Sun Fire X4450 Service Manual

7. Power on the server.
See
5.2

Servicing the Drives Cage

You must remove the drives cage to access the following components:
Drives backplane
■
Front control panel light pipe assemblies
■
Note – FRU: This field-replaceable unit should be replaced only by qualified service
technicians. Contact your Sun Service representative for assistance.
Caution – Ensure that all power is removed from the server before removing or
installing the drives cage. You must disconnect the power cables before performing
this procedure.
5.2.1

Removing the Drives Cage

1. Power off the server.
See
2. Disconnect the power cord (or cords) from the power supply (or supplies).
See
3. Remove the server from the rack.
See
4. Attach an antistatic wrist strap.
See
Measures" on page
5. Remove the top cover.
See
6. If you are servicing the drives backplane, remove all drives.
See
Section 6.4, "Powering On the Server" on page
Section 2.4, "Powering Off the Server" on page
Section 2.4, "Powering Off the Server" on page
Section 2.6, "Removing the Server From the Rack" on page
Section 2.7, "Performing Electrostatic Discharge and Antistatic Prevention
2-9.
Section 2.8, "Removing the Top Cover" on page
Section 3.2.4, "Removing a Hard Drive or SSD" on page
Chapter 5
6-5.
2-3.
2-3.
2-11.
Servicing Infrastructure Boards and Components
2-7.
3-5.
5-5