Memory Combinations; Sata Interface; System Memory; Usb Port - Acer Aspire X3990 Service Manual

Memory Combinations

Slot Memory
Slot 1 1GB,2GB,4GB
Slot 2 1GB,2GB,4GB
Maximum System Memory Supported

System Memory

Item
Memory slot number
Support Memory size per socket
Support memory type
Support memory interface
Support memory voltage
Support memory module package
Support to parity check feature
Support to error correction code (ECC) feature No
Memory module combinations

SATA Interface

Item
SATA controller
Number of SATA channel
Support mode

USB Port

Item
Universal HCI
USB Class
USB Connectors Quantity
8
Total Memory
1G ~4GB
1G ~4GB
1G~8GB
Specification
2 slot
1GB/2GB/4GB
DDRIII
DDRIII 1066/1333MHz
1.5V
240-pin DDRIII
Yes
You can install memory modules in any combination as long as
they match the above specifications.
Specification
Intel H61
SATA X 2
HDD : Support RAID 0/1/5/10
Blue Ray ODD
AHCI/RAID mode supported for internal SATA port
Specification
USB 2.0/1.1
Support legacy keyboard for legacy mode
• Supports at least 10 USB ports on both front and rear side.
• At least 6 USB ports located on rear panel and others located on front
bezel and top bezel.
• All USB ports must be boot-capable includes USB-ODD, USB-HDD,
USB-FDD, and etc...
• All USB ports must be 2.0 certified.
• All USB ports must provide the over current protection.
• Support USB QTY is vary by different chassis(W/CR USB 2 ports)
Chapter 1