Intel DP55WG Product Guide - Page 17

USB 2.0 Support, Serial ATA Support, LAN Connector LEDs, Table 3. LAN Connector LEDs - driver

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Desktop Board Features Figure 2. LAN Connector LEDs Table 3. LAN Connector LEDs LED A B LED Color Green N/A Green Yellow LED State Off On Blinking Off On On Indicates LAN link is not established LAN link is established LAN activity is occurring 10 Mb/s data rate 100 Mb/s data rate 1000 Mb/s data rate USB 2.0 Support The Desktop Board provides 14 USB 2.0 ports (eight ports routed to back panel connectors and six ports routed to three onboard headers). USB 2.0 ports are backward compatible with USB 1.1 devices. USB 1.1 devices will function normally at USB 1.1 speeds. USB 2.0 support requires both an operating system and drivers that fully support USB 2.0 transfer rates. Disabling Hi-Speed USB in the BIOS reverts all USB 2.0 ports to USB 1.1 operation. This may be required to accommodate operating systems that do not support USB 2.0. Serial ATA Support Intel Desktop Board DP55WG supports six onboard 3.0 Gb/s Serial ATA (SATA) channels via the PCH. The Desktop Board includes a SATA drive activity indicator (a blue LED) shown in Figure 3. 17

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Desktop Board Features
17
Figure 2.
LAN Connector LEDs
Table 3. LAN Connector LEDs
LED
LED Color
LED State
Indicates
A
Off
LAN link is not established
Green
On
LAN link is established
Blinking
LAN activity is occurring
N/A
Off
10 Mb/s data rate
Green
On
100 Mb/s data rate
B
Yellow
On
1000 Mb/s data rate
USB 2.0 Support
The Desktop Board provides 14 USB 2.0 ports (eight ports routed to back panel
connectors and six ports routed to three onboard headers).
USB 2.0 ports are
backward compatible with USB 1.1 devices.
USB 1.1 devices will function normally at
USB 1.1 speeds.
USB 2.0 support requires both an operating system and drivers that fully support
USB 2.0 transfer rates.
Disabling Hi-Speed USB in the BIOS reverts all USB 2.0 ports
to USB 1.1 operation.
This may be required to accommodate operating systems that
do not support USB 2.0.
Serial ATA Support
Intel Desktop Board DP55WG supports six onboard 3.0 Gb/s Serial ATA (SATA)
channels via the PCH.
The Desktop Board includes a SATA drive activity indicator (a blue LED) shown in
Figure 3.