191.5. LED Display Change Button1.5.1. Setting LED Base ModeYou can select display of LEDs in this Switching Hub from two types: Statusmode and Eco mode.The mode selected at system start-up is called the base mode. The base modecan be switched by keeping pressing the LED display switch button for morethan 3 seconds. After pressing the LED display switch button for more than 3seconds, STATUS/ECO, GIGA, 100M, and FULL LEDs will turn on at once, andthen the mode will switch over. Status mode (Factory default setting)According to the port LED display mode, port LED shows the status of eachport. In status mode, STATUS/ECO LED lights in green. ECO modeRegardless of whether a device is connected or not, all LEDs other thanPOWER and STATUS/ECO LEDs turn off to save power. In ECO mode,STATUS/ECO LED flashes in green.The base mode can be set from the configuration menu of this SwitchingHub. For details, refer to 4.6.7.h.1.5.2. LED Display SwitchoverBy pressing the LED display switch button on the front panel, display of portLED can be changed in the following order.Port LED display mode DescriptionSTATUS/ECO Shows link establishment and communication status.GIGA Shows linkup status at 1000 Mbps.100M Shows linkup status at 100 Mbps.FULL Shows linkup status at full-duplex or half-duplex.LOOP HISTORY Shows loop detection and port shut-off status.