Installing Memory
This section contains information regarding the installation of additional
memory. However, before continuing with this section, please take time
to read the following list of considerations:
• Use the procedure described in the chapter "The Boot Console
• Familiarize yourself with the order in which DIMMs must be
Figure 2-5
DIMM-Insertion Order for J5xxx and J7xxx
• For the J5xxx—the two-processor model—insert the DIMMs in the
Chapter 2
Interface" to determine the current memory configuration for your
computer. This should be done before trying to install additional
DIMMs (Dual Inline Memory Modules) into your computer.
inserted; the order differs, depending on whether you have a J5xxx
(eight memory slots) or a J7xxx (sixteen memory slots). This
information is on a label on the floor of the left side of the J5xxx, and
on the main air guide in the J7xxx. The labels look like this:
sequence indicated in the left illustration above (or on the label inside
the left side of the machine). For the J7xxx—the four-processor
model—insert the DIMMs in pairs of equal memory size, and in the
Changing Your Computer's Hardware Configuration
Installing Memory
47