Elcon LT2MSKU-T Operating Instructions Manual Download Page 2

 
 LT2MSKU-T 

LT2MSKU-T 

 

 

Version: 2008/05/23 

Version: 2008/05/23 

 

10

 

Miscellaneous 

 
Please keep this manual always accessible at a safe place! 
 
When putting the device into operation, pay attention to the safety precautions (

 chapter 11). 

 
We reserve the right to apply modifications. This is contributed to the technical progress and 
aimed at the permanent improvement of the product.  

 
 

11

 

Safety precautions 

 
For your own safety, please observe the following hints. Read them carefully before you put 
the device into operation. 
 

Precautions against electrostatic discharge 

Upon opening and installation of the components of the SHDSL transmission system, atten-
tion shall be paid to the safety precautions as stipulated by IEC 61340-5-1. 
 

Safety precautions during thunderstorms 

Keep away from manipulations on the SHDSL transmission system and its components 
during thunderstorms (Do not disconnect or connect sub-units or cables). 
 

Grounding and potential equalization  

During installation, operation and maintenance of the SHDSL transmission system, the 
regulations as set out in IEC 60364-5-54 shall be observed. 
 

Warning of dangerous electric voltage 

The SHDSL transmission system has got interfaces being under dangerous electric voltage. 
Therefore, all works on the system should be performed by personnel who has acquired the 
necessary special knowledge. 
 
 
 

Summary of Contents for LT2MSKU-T

Page 1: ...ELCON Systemtechnik GmbH 2008 LT2MSKU T Digital Transmission System for 2 Mbps signals via copper cable Operating instructions Art no 101388 1...

Page 2: ...and installation of the components of the SHDSL transmission system atten tion shall be paid to the safety precautions as stipulated by IEC 61340 5 1 Safety precautions during thunderstorms Keep away...

Page 3: ...nge 32 V 75 V Current consumption 1 A Power consumption without with FSP2M 7 W 30 W Fuse protection F700 1 6 A T 250 V IEC 60127 3 IV Remote power supply module 112 V 3 V 59 mA nominal values Contents...

Page 4: ...he operating state of the NT2 subscriber terminal equipment TE This allows the network operator to run its transmis sion network as self sustaining system independent from the connected subscriber ter...

Page 5: ...the unstructured 2 Mbps fixed connection D2MU unstructured operating mode transparent mode the line terminating unit network terminating unit LT2MSKU T transmits the complete 2 Mbps signal irrespecti...

Page 6: ...ing the device can be installed with the display elements on top whereby the interfaces point down The clamp feet will be attached in turned position Device housing LED display Film with legends Upper...

Page 7: ...it in inclined position and then place it onto the housing bottom part Figre 18 Closing the housing 2 Interfaces All interfaces are situated on the rear side of the LT2MSKU T UB power supply T3an FPE...

Page 8: ...th a line digit rate of 7731 3 kbaud one pair system or 3891 3 kbaud two pair system is used Transmission is effected on each path in duplex mode bidirectionally The echo cancella tion technique is ap...

Page 9: ...of overvoltage protection components at the input and output a transceiver and a framer From physical point of view the interface is an RJ 45 jack A switch on the rear side allows to put the device in...

Page 10: ...upply a tripolar power pack should be used If in case of local power supply the LT2MSKU T is powered by a power pack other than the specified one e g older 2 pole types without FPE earthing conductor...

Page 11: ...KU T The required configuration program is provided on the enclosed floppy disc that contains further information in the files Readme txt and Licence txt The PC interface represents an EIA RS232C inte...

Page 12: ...crewdriver symbol and slightly tilt it outwards 2 4 The housing springs open at one side 5 Again turn the device the upside is now showing to the top 6 Unlocking as described under 3 Figure 13 Unlocki...

Page 13: ...n FSP enabled ON OFF OFF OFF ON OFF OFF OFF OFF OFF ON Error in the remote power supply circuit operation with FSP ON OFF OFF OFF OFF OFF OFF OFF OFF OFF 1 Hz Urgent alarm at V2Man LOS LOF BER ON OFF...

Page 14: ...guration switches will have no effect Another switch on the rear side of the device LT2MSKU T serves for switching between normal mode of operation and test mode In position Operation the V2M interfac...

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