Cabletron Systems 3E02-04 User Manual page 32

Chapter 5: Diagnostics and Troubleshooting
Table 5-1 Meaning of 3E05-04 LED Indicators
LED Meaning
RX Ethernet port is receiving data (LED flashes)
TX Ethernet port is transmitting data (LED flashes)
PROC Processor is ready for operation
POWER Module hardware is receiving power
Table 5-2 Meaning of 3E07-04 LED Indicators
LED Meaning
RX 10BASE-2 port is receiving data (LED flashes)
TX 10BASE-2 port is transmitting data (LED flashes)
PROC Processor is ready for operation
POWER Module hardware is receiving power
Table 5-3 Meaning of 3E08-04 LED Indicators
LED Meaning
Receiver and transmitter active at the same time on 10BASE-FL
COL
port
10BASE-FL port is connected to another device by a cable; both
LNK
cable and port are working correctly (LED is turned on)
RX 10BASE-FL port is receiving data (LED flashes)
TX 10BASE-FL port is transmitting data (LED flashes)
PROC Processor is ready for operation
POWER Module hardware is receiving power
Page 5-2 Ethernet Switch Module User Guide