LBK ACT

DIS

TX RX

 

 

Radiance RA21

 

ACT

x

FD PWR

DIS

 

II

100 MAN

LK

 

Twisted-Pair Interface

The copper port provides a shielded RJ-45 connector that supports a maximum segment length of 100 meters. Use only Category 5 cables.

Fiber Optic Interface

The unit’s fiber receiver (RX) is to the right of the transmitter (TX). When making network connections, make sure that the fiber receiver on the Access ONU connects to the transmit port of the connected device, and that the receive port of the connected device connects to the Access ONU’s fiber transmitter.

The fiber optic multimode interface supports a maximum segment length of 2km.

The singlemode (SM) connector supports a maximum segment length of 20km, 40km, or 100km, depending on the model.

To enable remote management, make sure the management (MAN) LED is ON after connecting the fiber cable to the Access ONU. If the MAN LED is not lit, reset the unit or the Access Line Card it is connected to by using software commands or a complete power cycle.

BWDM Interface

 

 

 

 

 

 

 

 

 

up to 20km

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Metrobility

Metrobility

R231-1X or RA21-1X

RA21-1Y or R231-1Y

The bidirectional wavelength division multiplexed (BWDM) port provides one singlemode SC connector that supports a maximum segment length of 20km. BWDM units must always be used in comple-

10 Installation Guide

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METRObility Optical Systems RADIANCE 10/100MBPS ACCESS OPTICAL NETWORK UNIT manual Twisted-Pair Interface