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TB14 and TB14H 10Mb Media Converters
Installation and User Guide
Cooling Method: Convection, plus the case is used as a heat sink on “H” models
Media Converter LED Indicators:
LED
TB14
TB14H
Description
PWR
unit
unit
Steady ON when power is applied
Link
TP,
TP
Steady ON when proper link is
established at both ends of the segment.*
RX/A
TP, BNC
TP, BNC
Blinking indicates activity, port is receiving
packets. (Steady On or Off = no RX activity).
POL
COL*
TP
.
JAB*
TP, BNC.
n.a.
TP.
Indicates the unit has detected a TP receive
wire-pair signal inversion (polarity).
TP, BNC
Indicates unit is simultaneously transmitting
and receiving data from the cables.
unit
Indicates jabber (illegal packet length fault)
condition. when lit, Segment is partitioned,
.NOTE:
*COL and JAB LEDs, only on TB14 and TB14H units, are indicators applicable to
standard Ethernet collision domains with only half-duplex operation.
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