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E1UC-4

Quad Stream E1 Switch/Groomer

Installation and Operation

3-3

Signal specification

The signal Interface supports HDB3 encoded 2,048 Kbits/s
signals in accordance with ITU-T Recommendation G.703.

G.703 recommendation

Pulse shape
(nominally
rectangular)

All marks of a valid signal must
conform to the mask irrespective of
the sign.
The value V corresponds to the
nominal peak value.

Pair in each
direction

One coaxial

pair

One symmetrical

pair

Load impedance

75 Ohms

120 Ohms

Nominal peak
voltage of a mark
(pulse)

2.37V

3V

Peak voltage of a
space
(no pulse)

0 ± 0.237V

0 ± 0.3V

Nominal pulse width

244ns

Ratio of the
amplitudes of
positive and
negative at the
centre of the pulse
interval

0.95 to 1.05

Ratio of the widths
of positive and
negative pulses at
the normal pulse
amplitude

0.95 to 1.05

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Содержание E1UC

Страница 1: ...recorder replayer Part Number E1UC 4 Document Reference E1UC MAN 0401 Publication Date October 2011 Published by Somerdata Ltd Suite 23 1 Riverside Business Park Bristol BS4 4ED UK Sales Customer Support Phone 44 0 1179 634050 Fax 44 0 1173 302929 E Mail sales somerdata com support somerdata com Website www somerdata com ...

Страница 2: ...E1UC 4 Quad Stream E1 Switch Groomer Installation and Operation ...

Страница 3: ...E1UC 4 Quad Stream E1 Switch Groomer Installation and Operation REVISION HISTORY Issue Date Notes 1 6 Oct 2011 Initial Issue ...

Страница 4: ...INPUT OUTPUT PANEL 3 2 DATA CONNECTIONS PIN OUT 3 2 SIGNAL SPECIFICATION 3 3 G 703 RECOMMENDATION 3 3 TIMING AND SYNCHRONIZATION 3 4 GROOMER OUTPUT RJ45 CONNECTOR 3 5 PIN OUT 3 5 INPUT IMPEDANCE 3 6 USB CONNECTOR 3 6 POWER SUPPLY 3 7 4 CONTROLS AND INDICATORS 4 1 INTRODUCTION 4 1 INDICATORS DATA I O PANEL 4 1 INDICATORS GROOMER OUTPUT 4 2 SYSTEM STATUS INDICATORS 4 3 5 OPERATION 5 1 APPLICATIONS F...

Страница 5: ...CTOR 7 2 CONSUMPTION 7 2 4 PORT SIGNAL INTERFACE 7 3 SIGNAL CHARACTERISTICS 7 3 INPUT OUTPUT IMPEDANCE 7 3 INPUT OUTPUT JITTER ATTENUATION 7 3 INPUT JITTER TOLERANCE 7 3 OUTPUT PULSE TO PULSE JITTER 7 4 SIGNAL INPUT OUTPUT CONNECTORS 7 4 USB INTERFACE COMPATIBILITY 7 4 8 SUPPORT 8 1 WHAT TO DO IF YOU HAVE A PROBLEM 8 1 SERVICING MAINTENANCE AND REPAIRS 8 1 IF YOU NEED SUPPORT 8 1 SUPPORT REQUESTS ...

Страница 6: ...9 1 INTRODUCTION 9 1 WARRANTY TERMS AND CONDITIONS 9 1 10 NOTICES 10 1 IN THIS SECTION 10 1 GENERAL INFORMATION 10 1 SOMERDATA AND THE ENVIRONMENT 10 1 CURRENT COMPLIANCE ACTIVITIES 10 2 RESTRICTION OF USE OF HAZARDOUS SUBSTANCES ROHS 10 2 DECLARATION OF CONFORMITY A 11 INDEX 11 1 ...

Страница 7: ...and cabling Section 4 CONTROLS AND INDICATORS provides details of status indicators and switches Section 5 OPERATION describes connection switch and indicator functions signal input output paths and diagnostics Section 7 SPECIFICATIONS describes the unit s technical parameters Section 8 SUPPORT describes the procedure and contact details for obtaining customer support on this product Section 9 WAR...

Страница 8: ...ectronic copies Adobe Acrobat files are included on the SomerData electronic delivery medium that is supplied with the original products The User Guide library which also includes product data sheets can be accessed by browsing the Documents folder for the required document Additional and updated copies are available through our website or can be supplied on request Please contact your local suppl...

Страница 9: ...dicated groomed output recording data in a time indexed file replaying data as a test or reconstituted data source The unit is USB powered with an alternative DC powered source for use when a pc is not available All settings are stored in non volatile memory and are automatically applied on power resumption Block diagram E1 Stream E1 Stream E1 Stream E1 Stream Groomed E1 USB Control and Data Cross...

Страница 10: ...Input and Output connections are via RJ 48C type 8 way connectors on the unit s Data I O panel Power USB 2 0 control and E1 groomed data output connectors are on the unit s Control I O panel Electro magnetic Compatibility Note that fully screened cables should be used to maintain the unit s EMC and provide maximum resistance to data errors caused by external EM fields Cable screens should be conne...

Страница 11: ...rovides four RJ48 connectors for symmetrical 120 ohm E1 streams External E1 Baluns should be used if 75 ohm coaxial connections are required Data Connections Pin out Pin Function Comments RJ 45 1 RRING E1UC Input 2 RTIP E1UC Input 3 TX Ground 4 TRING E1UC Output 5 TTIP E1UC Output 6 RX Ground 7 Not used 8 Not used ...

Страница 12: ...m to the mask irrespective of the sign The value V corresponds to the nominal peak value Pair in each direction One coaxial pair One symmetrical pair Load impedance 75 Ohms 120 Ohms Nominal peak voltage of a mark pulse 2 37V 3V Peak voltage of a space no pulse 0 0 237V 0 0 3V Nominal pulse width 244ns Ratio of the amplitudes of positive and negative at the centre of the pulse interval 0 95 to 1 05...

Страница 13: ...onsidered to be the Master input If a stream that is from a different clock domain is plugged into another stream the data integrity of that stream will be compromised Padding frames may be inserted in the case that the rate of this stream is lower than that of the master input If this stream s rate is higher than the master stream whole frames may be discarded If only one stream is to be used thi...

Страница 14: ... Operation 3 5 Groomer output RJ45 connector Pin out Pin Function Comments RJ 45 1 RRING Groom Input for testing only 2 RTIP Groom Input for testing only 3 TX Ground 4 TRING Groom Output 5 TTIP Groom Output 6 RX Ground 7 Not used 8 Not used Groomer output ...

Страница 15: ...e control Select 120 Ohm for direct connection to a line High Impedance for connection through a tap or to a Protected Impedance Point Note that with no power applied the unit defaults to High Impedance USB connector A USB 2 0 High speed 480Mbps port with mini USB connector is used for Control status and data transfer USB port ...

Страница 16: ... supply can be used to power E1UC if not connected to a USB port or if the USB port cannot supply power to E1UC The connection is a 2 1mm centre positive jack The recommended power supply rating is 1A minimum rating 500mA Absolute min voltage 4 5 volts Absolute maximum voltage 6 volts 5V DC 500mA minimum ...

Страница 17: ...f power Each input is checked for loss of signal data all ones and G 704 Frame alignment word detection Each stream can be frame aligned to the G 704 framing sequence Each frame is then sent to the internal switch matrix for routing and or transmission over USB Each output can be individually disabled tri stated output data directly from the input bypass mode output data from the switch matrix or ...

Страница 18: ... 704 Frame alignment signal Orange means a signal is present but no frame alignment sequence has been detected Red means Loss of signal Indicators Groomer output Green indicator Groomed output enabled Amber indicator Loss of signal on Groom connector input On means groomed output is active On means loss of input signal ...

Страница 19: ...Operation 4 3 System Status indicators Rdy on means firmware loaded and valid Pwr on means power has been applied to the system Act flashing means E1UC is active On means Firmware has loaded correctly Power supply indicator Flashes when E1UC is operational ...

Страница 20: ...of opearations available For detailed use refer to the Application help screens and the individual Application documentation Groomer The role of E1UC as a groomer is to populate the timeslots of the groomed E1 output with timeslots from the input E1 streams The frame alignment timeslot TS0 can only be sourced from frame alignment timeslots Data timeslots TS1 to TS31 can only be sourced from input ...

Страница 21: ...on is to route any of the inputs E1 streams to any of the output E1 streams Each output stream can only take one input source but an input can be sent to any or all outputs Routing and replaying data are incompatible modes of operation so settings applied by the routing software will override replay commands The router is set up using software commands These commands are stored in non volatile mem...

Страница 22: ...er the USB interface Software is used to set up the streams to be received over USB set up the data transfer manage the transfer of data while it is being received and close the connection at the end of the transfer The recorder software is used for this task Figure 3 recording data E1 Stream E1 Stream E1 Stream E1 Stream USB Control Data ...

Страница 23: ... incompatible modes of operation so settings applied by the replay software will overwrite routing commands Software is used to set up the output streams set up the data transfer manage the transfer of data while it is being sent to E1UC and close the connection at the end of the transfer The replayer software is used for this task Figure 4 replaying data E1 Stream E1 Stream E1 Stream E1 Stream US...

Страница 24: ...Switch Groomer Installation and Operation 6 1 6 APPLICATION PROGRAMMING INTERFACE All of E1UC s functions are available in a simple API for easy OEM integration See the API s programmer s reference guide for more information ...

Страница 25: ...NAL INTERFACE 7 3 SIGNAL CHARACTERISTICS 7 3 INPUT OUTPUT IMPEDANCE 7 3 INPUT OUTPUT JITTER ATTENUATION 7 3 INPUT JITTER TOLERANCE 7 3 OUTPUT PULSE TO PULSE JITTER 7 4 SIGNAL INPUT OUTPUT CONNECTORS 7 4 USB INTERFACE COMPATIBILITY 7 4 Introduction E1UC 4 is a portable low powered device housed in a lightweight high impact plastic enclosure The following paragraphs describe the E1UC specifications ...

Страница 26: ... Storage 20 C to 85 C Note In common with all electronic equipment allow suitable stabilisation time when moving from extreme storage to operating conditions before powering on the unit especially where condensation might be expected to form DO NOT operate the unit if condensation is present Relative Humidity Operating 5 to 95 non condensing Power Supply External USB 5V DC at 380mA Connector 2 1mm...

Страница 27: ... 43 to 57 peak Input Pulse Width 230 ns to 260 ns Output Pulse Width 244 20 ns at mid level Input Output Impedance 120 75 balanced selectable high impedance input 40 k Input Output Jitter Attenuation 45 dB at 40 kHz typical 20 dB decade attenuation above the 10 kHz corner frequency Jitter attenuation is applied to the input signal for input data transfers and to the output signal when the input si...

Страница 28: ...itter 100ns using internal clock 32ns using clock recovered from an external E1 HDB3 signal Signal Input Output Connectors Data Input Output Four RJ 48 C connectors Input Output Grooming One RJ 48C connector Output only USB Interface Compatibility USB 2 0 Full speed USB connector type Mini B ...

Страница 29: ...E1UC 4 Quad Stream E1 Switch Groomer Installation and Operation 7 5 This page intentionally blank ...

Страница 30: ...tructions in the appropriate User Guide Also check the Troubleshooting section where appropriate to eliminate common problems Servicing Maintenance and Repairs Please contact your supplier or SomerData for all questions relating to maintenance and repairs Any unauthorised attempt to open modify or otherwise repair the product will invalidate the SomerData warranty and may result in the product bei...

Страница 31: ...ciently if you provide the following details where available in your Fault Report Part Number or Model Number for example E1UC 4 Serial Number for example 2010 01 001 Software Version for example 2 0 Details of any symptoms or error messages Diagnostics information if available Sequence of events actions or other circumstances that triggered the problem How you are able to identify that there is a...

Страница 32: ...itial evaluation fee and quotation followed by repair and parts if authority is given to carry out the repair Pack the item in its original packaging If the original packaging is not available it must be packed in such a way to avoid transit damage Damage sustained in transit is not covered under warranty Returned goods should be accompanied by documentation that indicates the RMA Number along wit...

Страница 33: ...rData product may be returned to SomerData at the end of its life provided that the product is free from radiation or biological contaminants and that no other legislation forbids the return The end user is responsible for all shipping costs and the Returns procedure should be followed Waste Electrical Electronic Equipment WEEE In the UK Somerdata products may be recycled free of charge at any loc...

Страница 34: ...ods supplied by it to be free from defects in material and workmanship under normal use care storage and service for a maximum period of twelve months from the date of delivery per Incoterms 2000 by SomerData This warranty is limited to the repair or replacement as SomerData may elect and at an establishment authorised by it of such items as shall appear to SomerData upon inspection to have been d...

Страница 35: ...its option any product purchased from SomerData which under normal conditions of use and service proves to be defective in material or workmanship No charge will be made for labour or parts with respect to defects covered by this warranty provided that the work is done by SomerData This warranty does not cover expenses incurred in the removal or reinstallation of any SomerData products whether or ...

Страница 36: ...merData assumes no responsibility for any inaccuracies that may be contained in this publication In no event will SomerData be liable for direct indirect special exemplary incidental or consequential damages resulting from any defect or omission in this manual even if advised of the possibility of such damages In the interest of continued product development SomerData reserves the right to make im...

Страница 37: ...s The Company s current environmental compliance commitment has been structured to meet the following European Union directives Restriction of use of Hazardous Substances or RoHS Compliance EU Directive 2002 95 EC Waste Electrical Electronic Equipment or WEEE Compliance EU Directive 2002 96 EC Our goal is to meet or exceed compliance obligations of these EU directives Restriction of use of Hazardo...

Страница 38: ... Operation 10 3 Substances Maximum Concentration Values ppm Lead and its compounds 1000 Mercury and its compounds 1000 Hexavalent Chromium Cr 6 1000 Cadmium and its compounds 100 PolyBrominated Biphenyls PBBs 1000 PolyBrominated Diphenyl Ethers PBDEs 1000 ...

Страница 39: ...Equipment description Quad stream Communications Switch Model E1UC 4 Conforms to the following Product Specifications Safety IEC 950 EMC 89 336 EEC EN55022 Harmonised Standard The product complies with the requirements of the Electromagnetic Compatibility Directive 89 336 EEC as amended and the Low Voltage Directive 73 23 EEC and carries the CE marking accordingly Signed Position Technical Directo...

Страница 40: ...n of Conformity a Environmental specifications 7 2 General Information 10 1 Index 11 1 Input Connections 3 1 Introduction 1 1 Notices Declaration of Conformity a General Information 10 1 SomerData and the Environment 10 2 Operational Modes 5 1 Output Connections 3 1 Physical specifcations 7 2 Power specifications 7 3 Product Description 2 1 Block Diagram 2 1 Introduction 2 1 Introduction 3 1 Signa...

Страница 41: ...s 8 4 SomerData and the Environment 10 2 Specifications 7 1 Environmental 7 2 Introduction 7 1 Physical 7 2 Power 7 3 Support End of life disposal 8 4 WEEE 8 5 SUPPORT 8 1 User Guide Availability 1 2 Warranty 9 1 Introduction 9 1 Terms and Conditions 9 1 WEEE 8 5 What s in this User Guide 1 1 ...

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