Installing Memory Modules - Sony VAIO PCV-RX740 Reference Manual

Installing Memory Modules

Supports SDRAM memory. Does not support EDO memory or buffered
DDR-DIMM memory. Memory can be installed in either socket. Memory
size can vary between sockets. DDR-DIMMs can be single- or double-
sided.
!
Before opening the system unit, save and close all open files, exit all open
applications, turn off the power to all attached peripheral devices, shut
down the computer, and unplug the power cord.
1
Choose the size of the memory module and configuration as shown
in the following table. Memory modules can vary in size and speed
between sockets. The minimum memory size is 128 MB. The
maximum memory size is 1 GB. The BIOS automatically detects the
type, size and speed of the memory modules.
Memory module configurations (MB)
DIMM1
0, 128, 256, 512
* Your computer ships with at least 256 MB. SDRAM is expandable to 1 GB. Your
model may ship with more than 256 MB SDRAM depending on the configuration
you purchased.
✍
Use only PC2100 memory. Your system does not support EDO, buffered DDR-
SDRAM, or PC100/133 SDRAM memory.
2
Remove the side panel (see
3
Remove the power supply (see
page 45).
4
If necessary, remove the memory module you wish to replace (see
"Removing a Memory Module"
!
Touch any exposed metal part of the chassis to discharge static
electricity in your body before handling a memory module.
5
If necessary, remove any previously installed PCI cards.
6
Remove the new memory module(s) from its anti-static package.
Hold the memory module only by its edges to prevent static-
electricity damage.
Upgrading and Maintaining Components
DIMM2
0, 128, 256, 512
"Removing the Side Panel"
*
"Removing the Power Supply"
on page 33).
35
on page 24).
on