Intel BOXDH55HC Product Guide - Page 18

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

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Intel Desktop Board DH55HC Product Guide Figure 2. LAN Connector LEDs Table 3. LAN Connector LEDs LED A (Link/Activity) LED Color Green LED State Off On Blinking B (Link Speed) N/A Off Green On Yellow 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 board supports up to twelve USB 2.0 ports provided by two EHCI host controllers in the PCH that allow the use of EHCI-compatible drivers. The port arrangement is as follows: • Six ports via stacked back panel connectors • Six front panel ports via three dual-port internal headers; one header supports an Intel Z-U130 USB Solid-State Drive (or compatible device) USB 2.0 support requires both an operating system and drivers that fully support USB 2.0 transfer rates. Serial ATA Support The board provides six internal SATA connectors through the PCH, four for internal storage (black connectors) and two for internal as well as external SATA (eSATA) storage (red connectors). 18

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Intel Desktop Board DH55HC Product Guide
18
Figure 2.
LAN Connector LEDs
Table 3. LAN Connector LEDs
LED
LED Color
LED State
Indicates
A (Link/Activity)
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 (Link Speed)
Yellow
On
1000 Mb/s data rate
USB 2.0 Support
The board supports up to twelve USB 2.0 ports provided by two EHCI host controllers
in the PCH that allow the use of EHCI-compatible drivers.
The port arrangement is as follows:
•
Six ports via stacked back panel connectors
•
Six front panel ports via three dual-port internal headers; one header supports an
Intel Z-U130 USB Solid-State Drive (or compatible device)
USB 2.0 support requires both an operating system and drivers that fully support
USB 2.0 transfer rates.
Serial ATA Support
The board provides six internal SATA connectors through the PCH, four for internal
storage (black connectors) and two for internal as well as external SATA (eSATA)
storage (red connectors).