Intel DH77EB Technical Product Specification - Page 31
LAN Subsystem Software, RJ-45 LAN Connector with Integrated LEDs
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Product Description 1.9.2 LAN Subsystem Software LAN software and drivers are available from Intel's World Wide Web site. For information about Obtaining LAN software and drivers Refer to http://downloadcenter.intel.com 1.9.3 RJ-45 LAN Connector with Integrated LEDs Two LEDs are built into the RJ-45 LAN connector (shown in Figure 5). Item A B Description Link LED (Green) Data Rate LED (Green/Yellow) Figure 5. LAN Connector LED Locations Table 9 describes the LED states when the board is powered up and the LAN subsystem is operating. Table 9. LAN Connector LED States LED LED Color LED State Link Data Rate Green Green/Yellow Off On Blinking Off Green Yellow Condition LAN link is not established. LAN link is established. LAN activity is occurring. 10 Mb/s data rate is selected. 100 Mb/s data rate is selected. 1000 Mb/s data rate is selected. 31