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LaserBit

 Communications Co.   Users’ manual of Combiner 

v.:3.0 

System Layout 

 

The system layout contains 

LaserBit

 free space optic devices from 150-5000 m, the 

connection between the combiner and the Laser head is a multi or single mode fibre 

cable (depends on your specification)  
 

The fibre connection has SC connectors as a standard, at the end of the combiner. 

The connection point for the Local Area Network has an RJ 45 connector using a 
straight layout. The G.703 connection connects the PBX’s with the speed of an 

E1(2,048Mbps) 

Fibre cable

E1 to PBX’s 
with G.703

100BaseT 

RJ45

Fibre cable

E1 to PBX’s 
with G.703

100BaseT 

RJ45

 

Figure 5 System layout with laser head

 

- 11 - 

Fibre cable

E1 to PBX’s 
with G.703

100BaseT 

RJ45

Fibre cable

E1 to PBX’s 
with G.703

100BaseT 

RJ45

 

Figure 6 System layout with simple fibre connection 

Summary of Contents for LE-PDH-LAN

Page 1: ...Combiner PDH LAN LaserBit Communications Corp 1037 Budapest Kunigunda u 45 HUNGARY Tel 36 1 453 7440 fax 36 1 240 3570...

Page 2: ...COMBINER 3 FEATURES 3 MODULE DESCRIPTION 4 E1 MODULE 4 LED description 4 G 703 pin layout description 5 G 703 120Ohm connector pin out RJ45 5 G 703 75Ohm Connection Pinout BNC 5 LAN MODULE 5 LED descr...

Page 3: ...quality and fitness for a particular purpose LaserBit Communications Corp may make improvements or changes in the product s described in this documentation at any time This Manual represents informat...

Page 4: ...of this manual Also you can change between 120Ohm and 75 Ohm With BNC or RJ 45 connector Local TX on Local AIS G 703 75Ohm connector Local RX on G703 75 Ohm Remote RX on Remote AIS Figure 1 G 703 con...

Page 5: ...GND Pin 4 TXA Pin 5 TXB Pin 6 GND Pin 7 N C Pin 8 N C G 703 75Ohm Connection Pinout BNC RX TX 5 RXB TXA RXA RXB LAN Module The LAN module connects Local Area Network at the speed of 80Mbps with a 100...

Page 6: ...network equipment Local 10 100 Acceptable type of connectivity Local FDX Local side is full duplex Forced 100Mbps FDX is required Remote Link Signal Link signal from the remote network Remote 10 100...

Page 7: ...ultimode SC The connector speed is at about 150Mb s which is a LaserBit coded SC Fibre interface TX RX Fiber receive Local fiber loss Remote fiber loss Figure3 Fibre connection Fiber Transmit LED Desc...

Page 8: ...LaserBit Communications Co Users manual of Combiner v 3 0 Jumper settings JP1 JP9 JP7 JP8 JP6 JP5 JP4 JP15 JP10 Figure 4 Jumper settings JP14 JP13 8...

Page 9: ...ly not available JP9 JP8 JP9 Equalizing circuit enabled Equalizing circuit disabled JP4 LLP Local Loop Enabled LLP Local Loop Disabled JP5 RLP Remote Loop Enabled RLP Remote loop Disabled JP6 HDB3 Lin...

Page 10: ...ound RX Signal Ground and output ground separated RX JP16 Signal Ground to the digital ground TX Signal Ground and output ground separated TX Before you do any adjustments on the jumpers or even remov...

Page 11: ...ctors as a standard at the end of the combiner The connection point for the Local Area Network has an RJ 45 connector using a straight layout The G 703 connection connects the PBX s with the speed of...

Page 12: ...use maintenance performance failure or interruption of the LaserBit product even if LaserBit Communications Corp has been advised of the possibility of such damage If you purchased the LaserBit produ...

Page 13: ...ct or by operation of law statutory or otherwise including warranties of merchantability and fitness for a particular purpose LaserBit Communications Corp Neither assumes nor authorizes any other pers...

Page 14: ...802 3 100BaseTX E1 PDH 75R 120R ITU T G 703 E1 2 048Mbps 75R 120R Optical connector Type of the optical connector SC Wavelength 1300nm Type of the optical cable Single Multimode Maximum distance 2km...

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