Cabletron Systems EMC39-12 manual RCV Receive

Chapter 4: Using The Lanview LEDs

4.3RCV (Receive)

•On (Flashing Yellow) - Indicates that the unit is receiving data packets from the associated fiber optic port and transmitting them to the twisted pair port. The flash of the LED is pulse stretched for viewing effect. The LED may be on, but appear not to flash because of the pulse stretched viewing effect.

•Off - No activity

4.4TPLNK (Twisted Pair Link)

•On (Green) - Indicates an established link between the associated twisted pair segment and the 10BASE-T device at the other end of the segment. The LED will remain on as long as there is a link between the devices and power is supplied to each linked device.

•Off - No link

4.5FOLNK (Fiber Optic Link)

•On (Green) - Indicates an established link between the associated fiber segment and the 10BASE-FL device at the other end of the segment. The LED will remain on as long as there is a link between the devices and power is supplied to each linked device.

•Off - No link

Page 4-2 EMC39-12 User’s Guide