beautypg.com

Onboard video, Network interface controllers – Acer Altos G900 User Manual

Page 39

background image

23

The mainboard provides active terminators, termination voltage,
resettable fuses, and protection diodes for both SCSI channels. You can
disable the onboard terminators in BIOS setup.

Onboard video

The mainboard incorporates an ATI RAGE XL PCI graphics accelerator
with 4 MB of video SDRAM that supports all standard IBM VGA modes.
The embedded SVGA video subsystem supports:

Pixel resolutions up to 1600 x 1200 under 2D and 1024 x 768 under
3D

CRT and LCD monitors up to 100 Hz vertical refresh rate

The mainboard supports disabling of the onboard video through BIOS
setup or when a plug-in video card is installed in any of the PCI slots.

Network interface controllers

Note: To ensure EMC product regulation compliance, the system
must be used with shielded LAN cables.

The mainboard includes two network interface controllers (NICs):

Intel

®

82550 NIC that supports 10Base-T and 100Base-TX networks

The 82550 controller supports the following features:

32-bit PCI, CardBus master interface

Integrated IEEE 802.3 10Base-T and 100Base-TX compatible
PHY

IEEE 820.3u auto-negotiation support

Chained memory structure similar to the 82559, 82558, 82557
and 82596

Full duplex support at both 10 Mbps and 100 Mbps operation

Low power +3.3 V device

IP checksum off-loading

NIC 1 can be used as both a network interface and server
management interface.

AA G900 ug - EN.book Page 23 Wednesday, September 25, 2002 5:23 PM