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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