
BB-VESP211x Serial Servers
:
9
LED INDICATORS
BB-VESP211x models have three LED indicators:
Ready
LED,
Ethernet
LED, and
Serial
LED.
Figure 2.2 Front Panel of the BB-VESP211
READY LED
The
Ready
LED (green) blinks once per second if the system is operating correctly. If the LED is off, it
indicates the system is not operating correctly (or that it is in Console Mode).
ETHERNET LED
The
Ethernet
LED illuminates if the Ethernet port is connected and blinks when data is transmitted or
received.
SERIAL LED
The serial port has an associated LED. The
Serial Port
LED blinks (green) when data is being
transmitted or received on the serial port. When the LED is On, it indicates that the serial port is open.
Note: LEDs are also used to indicate various Reset modes, as described in the following section.