Sony PCV-R553DS - Manual (Page 49)

Removing, Installing, and Replacing Components 35
Installing System Memory
1 If necessary, remove the memory module you wish to replace (see
“Removing a Memory Module” on page 38).
2
Remove the new memory module(s) from its anti-static package.
Hold the memory module only by its edges to prevent static-
electricity damage.
3
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 8 MB; the maximum
memory size is 256 MB. The BIOS automatically detects the type, size
and speed of the memory modules.
4 Disconnect the power cord from the computer.
5 Remove the cover (see “Removing the Cover” on page 22).
6
If you cannot reach the memory modules, remove the power supply
(see
“Removing the Power Supply” on page 46).
!
Before opening the system unit, save any open files, exit Windows, turn off
the power of the computer and all attached peripherals, and then unplug the
power cord.
Memory module configurations (MB) *
* The PCV-R553DS ships with 128 MB. SDRAM is expandable to 256
MB.
DIMM1 DIMM2
0, 8, 16, 32, 64, 128 0, 8, 16, 32, 64, 128
!
Touch any exposed metal part of the chassis to discharge static electricity in
your body before handling a memory module.
✍
Use only 100 MHz FSB-supported memory. Do not mix 66 MHz memory with 100 MHz
memory. Supports SDRAM memory. Does not support EDO memory or buffered DIMM
memory.