Chapter 2: Installation
2-7
S
UPER PDSM4+
®
Figure 2-2. DDR 2 Installation
To Install:
Insert module vertically and press down until it
snaps into place. Pay attention to the alignment notch at
the bottom.
DDR S
To Remove:
Use your thumbs to
gently push the release
tabs near both ends of
the module. This should
release it from the slot.
DDR
Possible System Memory Allocation & Availability
System Device
Size
Physical Memory
Remaining (-Available)
(4 GB Total System Memory)
Firmware Hub fl ash memory
(System BIOS)
1 MB
3.99
Local APIC
4 KB
3.99
Area Reserved for the chipset
2 MB
3.99
I/O APIC (4 Kbytes)
4 KB
3.99
PCI Enumeration Area 1
256 MB
3.76
PCI Express (256 MB)
256 MB
3.51
PCI Enumeration Area 2 (if
needed) -Aligned on 256-MB
boundary-
512 MB
3.01
VGA Memory
16 MB
2.85
TSEG
1 MB
2.84
Memory available to OS and
other applications
2.84
