10/100BASE-T Fast Ethernet
Media Converter
NMC-3305 User's manual
Rev:2.1
1.Overview
The Media Converter complies with IEEE802.3,
IEEE802.3u, IEEE802.3x Standards. It is designed to
convert data signal between 100 Base-Tx and 100
Base-Fx fast Ethernet. The data signal converted by
such high performance media converter can be
transmitted up to 2Km maximum by fiber-optical cable.
The Converter is equipped with two fiber optic
connectors (One for transmitting-Tx and another for
receiving-Rx), two RJ-45 Jacks and one external
power supply receptacle. Six LED indicators are
built-in for easy diagnosing and monitoring the status
of power, Unshielded Twisted Paired (UTP) Link, UTP
Activity, Fiber Link, Fiber Activity, Full duplex and data
rates. It can be configured automatically for Full
Duplex or Half Duplex operation.
It is compact, cost-effective, low dissipative, high reliable
and stable. It can be used in standalone applications or
Rack-Mounted
applications
where
converter can be inserted into a rack-mount chassis (Up
10 units) and allowing all the converters to be powered by
a single internal power supply.
2.0 Specifications:
2.1 Performance Introduction
Parameter
Data Rate(Mbps)
Optical Wavelength(nm)
Fiber Type(μm)
Connector Type
Max Distance(Km)
Power Supply
Operating Temperature
Storage Temperature
Relative Humidity
EMI and Safety
Dimensions
Front Panel
multiple
media
Led indicate
Type
10/100
850
Mutil Mode 9/125*
SC
2Km
AC110-220V/+5V DC, 1A
0-70℃
-40~80℃
3.0 Installing the Converter
5% to 90% non condensing
3.1 For as a stand along unit.
CE,FCC Class A
3.11 Verify if the AC-DC adapter conforms to your country
170mm×120mm×30mm
AC power requirement then insert power plus
3.12 Check the type of UTP(se fig.1)
UTP complies With IEEE802.3 Standards, and has two
types:T568A T568B.
NOTE: G: Green; O: Orange; B: Blue; P: Palm
Parallel cable: connect T568A to T568A,or T568B to
T568B
LED
Color
Function
Lit when fiber connection is good
L/A-FX
Green
Blink when fiber data is active
SPD-FX
Green
Blink when fiber data is active
Lit when TP connection is good,
L/A-TP
Green
Blink when TP data is active
SPD-TP
Green
Lit,100Mbps; Non-light 10Mbps
Lit when full-duplex mode is
FDX
Green
active
PWR
Green
Lit when +5V power is coming up
Fig.1 The type of UTP
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