Replacing The Memory Riser - Sun Microsystems Sun Fire X4450 Service Manual

4.3

Replacing the Memory Riser

You must remove the memory tray to access the two memory risers.
Note – This is a customer-replaceable unit.
Caution – Ensure that all power is removed from the server before servicing
memory tray or damage to the FB-DIMMs might occur. You must disconnect all
power cables from the system before performing this procedure.
You will need a 3mm ball-end Allen wrench for this procedure.
4.3.1 Replacing the Memory Riser
1. Remove the memory tray. See
page
2. Locate the memory riser.
There are two memory risers.
3. Use the Allen wrench that was shipped with your replacement memory riser to
loosen the 2 screws that hold the memory riser to the motherboard. Remove the
memory riser.
4-14 Sun Fire X4450 Server Service Manual • November 2009
4-11.
Section 4.2.1, "Removing the Memory Tray" on