3 rcv (receive), 4 tplnk (twisted pair link), 5 folnk (fiber optic link) – Cabletron Systems EMC38-12 User Manual

Page 24

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CHAPTER 4: USING THE LANVIEW LEDS

Page 4-2

EMC38-12 USER’S GUIDE

4.3

RCV (Receive)

On (Flashing Yellow) - Indicates that the unit is receiving data

packets from the associated fiber otic 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.

4.4

TPLNK (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.

4.5

FOLNK (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.

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