Chapter 2: Installation
2-7
X7DCA-L
To Install:
Insert module vertically and press
down until it snaps into place. Pay attention to the
alignment notch at the bottom.
Installing and Removing DIMMs
To Remove:
Use your thumbs to
gently push the re-
lease tabs near both
ends of the module
to release it from the
slot.
DDR2 ECC (Buffered) Memory
Notch
Notch
Release Tab
Release Tab
Possible System Memory Allocation & Availability
System Device
Size
Physical Memory
Remaining (-Available)
(4 GB Total System Memory)
Firmware Hub flash 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
Top View of DDR2 ECC Slot
Release Tab
Release Tab
