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TB14 and TB14H 10Mb Media Converters
Installation and User Guide
6
www GarrettCom com
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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
TP
TP.
Indicates the unit has detected a TP receive
wire-pair signal inversion (polarity).
COL* .
TP, BNC.
TP, BNC
Indicates unit is simultaneously transmitting
and receiving data from the cables.
JAB*
n.a.
unit
Indicates jabber (illegal packet length fault)
condition. when lit, Segment is partitioned,
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NOTE:
*COL and JAB LEDs, only on TB14 and TB14H units, are indicators applicable to
standard Ethernet collision domains with only half-duplex operation.