CHAPTER 1: INTRODUCTION

PWR (Power)

When on, this green LED indicates that the FOT-F3 is receiving power.

SQE (Signal Quality Error) Test Function

When on, this yellow LED indicates that SQE is enabled.

XMT (Transmit)

This green LED flashes to indicate that the FOT-F3 is transmitting frames onto the network.

RCV (Receive)

This yellow LED flashes to indicate that the FOT-F3 is receiving frames from the network.

CLN (Collision)

This red LED flashes to indicate that the FOT-F3 is detecting a collision on the network.

LNK (Link OK)

When on, this green LED indicates that a link has been established between the FOT-F3 and the device at the other end of the fiber optic link segment.

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FOT-F3 USER’S MANUAL

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Cabletron Systems F3 PWR Power, SQE Signal Quality Error Test Function, XMT Transmit, RCV Receive, CLN Collision