Supero X7DWN+, Руководство пользователя

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Chapter 2: Installation
2-7
X7DWN+
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 release tabs
near both ends of
the module. This
should release it
from the slot.
2 FBD
Note: Notch
should align
with the
receptive point
on the slot
Notch Notch
Release
Tab
Release
Tab
DIMM2 FBD
Note 2 : Due to memory allocation to system devices, memory remaining avail-
able for operational use will be reduced when 4 GB of RAM is used. The reduc-
tion in memory availability is disproportional. (See the Memory Availability Table
below.)
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 3.99GB
Local APIC 4 KB 3.99GB
Area Reserved for the chipset 2 MB 3.99GB
I/O APIC (4 Kbytes) 4 KB 3.99GB
PCI Enumeration Area 1 256 MB 3.76GB
PCI Express (256 MB) 256 MB 3.51GB
PCI Enumeration Area 2 (if needed)
-Aligned on 256-MB boundary- 512 MB 3.01GB
VGA Memory 16 MB 2.85GB
TSEG 1 MB 2.84GB
Memory available for the OS & other
applications 2.84GB