VCL-E1 (G.703) fiber optic modem - User Manual
Contents
1. gt a es Optical 2 wade FE1 5 3 Fiber y 3 Naci 05 35 il gt 2 gt 2 LL LL gt ROUTER Application 1 LN cl Optical Fiber gt Network FE1 E VCL E1 G 703 Fiber Optic Modem VCL E1 G 703 Fiber Optic Modem ROUTER Application 2 Copyright Valiant Communications Limited 2007 4 VCL E1 G 703 Fiber Optic Modem Technical Specifications Technical Specifications Electrical Interface E1 Tributary Number 1 Nominal bit rate 2048Kbps Bit rate tolerance 50ppm Termination Impedance 120 Ohms balanced 75 Ohms un balanced Line code HDB3 Frame structure As per G 704 Electrical Interface As per G 703 Return Loss at input port 51 2 KHz to 102 4 KHz gt 12dB 102 4 KHz to 2048 KHz gt 18dB 2048 KHz to 3072 KHz gt 14dB Maximum Output Jitter 0 05Ul Maximum Input Jitter 20Hz to 93 Hz 1 5Ul 700Hz to 100KHz 0 2UI E1 Connectors RJ 45 BNC Permissible Attenuation 6 dB max 1024KHz Optical Interface Specifications 850nm Multi Mode Transmitter Optical Characteristics Parameter Minimum Typical Maximum Optical Data Rate 125Mb s Center Wavelength 830nm 850nm 860nm Output Spectral Width RMS 0 85nm Average Output power 10dBm 3dBm Output optical Eye Complaint with ITU T G 957 Connectors FC Copyright Valiant Communications Limited 2007 VCL E1 G 7032. n x64 bandwidth time slots selection please use the switch settings selection given in the following table Bandwidth configuration time slots selection The switch position should be as follows Time slots Bandwidth ON OFF 1 64K 2 3 to 32 2 128K 2to3 4 to 32 3 192K 2to4 5 to 32 4 256K 2to5 6 to 32 5 320K 2to6 7 to 32 6 384K 2to7 8 to 32 7 448K 2to8 9 to 32 8 512K 2to9 10 to 32 9 576K 2 to 10 11 to 32 10 640K 2 to 11 12 to 32 11 704K 2 to 12 13 to 32 12 768K 2 to 13 14 to 32 13 832K 2 to 14 15 to 32 14 896K 2 to 15 16 to 32 15 960K 2 to 16 17 to 32 16 1024K 2 to 17 18 to 32 17 1088K 2 to 18 19 to 32 18 1152K 2 to 19 20 to 32 19 1216K 2 to 20 21 to 32 20 1280K 2 to 21 22 to 32 21 1344K 2 to 22 23 to 32 22 1404K 2 to 23 24 to 32 23 1472K 2 to 24 25 to 32 24 1536K 2 to 25 26 to 32 25 1600K 2 to 26 27 to 32 26 1664K 2 to 27 28 to 32 27 1728K 2 to 28 29 to 32 28 1792K 2 to 29 30 to 32 29 1856K 2 to 30 31 to 32 30 1920k 2 to 31 32 31 1984K 2 to 32 32 2048K ALL OFF Note1 Please note that switches 2 to 32 shall be set to ON position if selected to carry data and to OFF position if left unused Note2 Please note that the time slots selected to carry data must always be consecutive time slots Copyright Valiant Communications Limited 2007 15 VCL E1 G 703 Fiber Optic Modem Syncronizat
3. 0 0 0000 PWR E1LOS E1SYS OPLOS OPSYL PTOK TEST OFF Front view of the shelf Pushbutton and Switch Indications Four push button switches are available on the front panel The switches are in ON mode when pressed or in OFF mode when released They are respectively from left to right ANA This switch initiates a internal loopback on the optical interface so that the E1 FE1 data being received on Rx pins by the system is transmitted back on the same E1 FE1 interface on Tx pins This test may be used to verify the integrity of the E1 FE1 data interface connections E1 FE1 Optical Interface o 23 2 i O 25 O gt 50 DIG This switch initiates a internal loopback on the E1 FE1 interface so that the data being received on the optical Rx fiber is sent back on the optical Tx fiber through the E1 FE1 interface This test may be used to verify the integrity of the optical link E1 FE1 Optical Interface E o x o 2 o Oo pa o LL Lu I O gt Copyright Valiant Communications Limited 2007 9 VCL E1 G 703 Fiber Optic Modem Push Button and Switch REM This switch initiates a loopback at the remote side It may be used to verify the complete data link integrity between the local and the remote E1 FE1 interface _ _ S S N NO hs as i E1 FE1 8 E1 FE1 Ww wW 2 5 EA a O Oo gt gt 2 LL Local End Remote End PATT T
4. E1 Connections E Tx ma 1200 vQ Rx 120 Ohms impedance balanced E1 Port BNC Connector Female a ad BNC El Link 75 Ohms Rx 2 iS TE RA RS AAN Ow RC Re bs SO we OE ow e BNC Connector Female BNC Connector BNC E1 Link 75 Ohms Male Tx Pinouts of RJ 45 for E1 Interface RJ 45 Female Signal in Pin RJ 45 Female 6 Rx Tip Data In 7 Rx Ring Data In 2 Tx Tip Data Out RJ 45 3 Tx Ring Data Out Female Copyright Valiant Communications Limited 2007 13 VCL E1 G 703 Fiber Optic Modem Time slots selection Time slots selection for E1 FE1 Bottom View of VCL E1 Fiber Optic Modem CO eee eee eee O DB eee 12345678 12345678 12345678 12345678 12345678 There are a total of 40 DIP switches which may be accessed at the bottom of each box which shall allow the user to set the bandwidth framing etc The switch selection switch numbering is from left to right with switch 1 being the 1st switch on the left There are three working modes of the El are a Framed CCS PCM31 b Multi framed CAS PCM30 c Un framed E1 transparent E1 Working Mode Switch Setting Un framed All switches OFF Framed CCS Switch 1 OFF Multi framed CAS Switch 1 ON Copyright Valiant Communications Limited 2007 14 VCL E1 G 703 Fiber Optic Modem Time slots selection For
5. Fiber Optic Modem Technical Specifications Receiver Optical Characteristics Parameter Minimum Typical Maximum Optical Data Rate 125Mb s Receive Sensitivity 24dBm Maximum Input Power 3dBm Operating Wavelength 10dBm 850nm Connectors FC Optical Interface Specifications 1310nm Single Mode Transmitter Optical Characteristics Parameter Minimum Typical Maximum Optical Data Rate 125Mb s Center Wavelength 1260nm 1310nm 1360nm Output Spectral Width RMS 6nm Average Output power 15dBm 12dBm 8dBm Output optical Eye Complaint with ITU T G 957 Connectors FC Receiver Optical Characteristics Parameter Minimum Typical Maximum Optical Data Rate 125Mb s Receive Sensitivity 32dBm Maximum Input Power 15dBm Operating Wavelength 1100nm 1600nm Connectors FC Copyright Valiant Communications Limited 2007 VCL E1 G 703 Fiber Optic Modem Technical Specifications Optical Interface Specifications 1550nm Single Mode Transmitter Optical Characteristics Parameter Minimum Typical Maximum Optical Data Rate 125Mb s Center Wavelength 1480nm 1550nm 1580nm Output Spectral Width RMS 4nm Average Output power 15dBm 12dBm 8dBm Output optical Eye Complaint with ITU T G 957 Connectors FC Receiver Optical Characteristics Parameter Minimum Typical Maxim
6. power supply 2 VCL E1 G 703 Fiber Optic Modem 850 nm wavelength with DC power supply 3 VCL E1 G 703 Fiber Optic Modem 1310 nm wavelength with AC power supply 4 VCL E1 G 703 Fiber Optic Modem 1310 nm wavelength with DC power supply 5 VCL E1 G 703 Fiber Optic Modem 1550nm wavelength with AC power supply VCL E1 G 703 Fiber Optic Modem 1550 nm wavelength with DC power supply Technical specifications are subject to changes without notice Revision 03 October 20 2007 U K U S A Valiant Communications UK Ltd Valcomm Technologies Inc 1 Acton Hill Mews 4000 Ponce de Leon Suite 470 310 328 Uxbridge Road Coral Gables FL 33146 London W3 9QN United Kingdom U S A E mail go valiantctom com E mail us valiantcom com VCL E1 FOM 850 AC VCL E1 FOM 850 DC VCL E1 FOM 1310 AC VCL E1 FOM 1310 DC VCL E1 FOM 1550 DC VCL E1 FOM 1550 AC INDIA Valiant Communications Limited 71 1 Shivaji Marg New Delhi 110015 India E mail mail valiantcom com Copyright Valiant Communications Limited 2007 18
7. VALIANT COMMUNICATIONS LIMITED y VCL E1 G 703 Fiber Optic Modem User Manual U K U S A Valiant Communications UK Ltd Valcomm Technologies Inc 1 Acton Hill Mews 4000 Ponce de Leon Suite 470 310 328 Uxbridge Road Coral Gables FL 33146 London W3 9QN United Kingdom U S A E mail gob valiantcom com E mail us valiantcom com eA MMM UEI k IO WOD UU INDIA i Valiant Communications Limited 71 1 Shivaji Marg New Delhi 110015 India E mail mail valiantcom com Copyright Valiant Communications Limited 2007 VCL E1 G 703 Fiber Optic Modem Notice Warranty This Valiant product is warranted against defects in material and workmanship for a period of one year from the date of shipment During the warranty period Valiant will at its discretion either repair or replace products which prove to be defective For warranty service or repair this product must be returned to a service facility designated by Valiant The buyer shall prepay shipping charges to Valiant and the company shall pay shipping charges to return the product to the buyer However the buyer shall pay all the shipping charges duties and taxes for products returned to Valiant from another country Limitation of Warranty The foregoing warranty shall not apply to defects resulting from improper or inadequate maintenance by the buyer buyer supplied firmware or interfacing unauthorized modification or misuse operatio
8. his switch initiates a data link integrity test by generating a pseudo random pattern Important 1 All switches must be in OFF condition during normal operations Whenever a test switch is used to initiate a test the normal communications shall be disrupted 2 When PATT switch is used to do a data link integrity test please ensure that the far end ina loopback mode to complete the test circuit Copyright Valiant Communications Limited 2007 10 VCL E1 G 703 Fiber Optic Modem Power Supply VCL E1 G 703 Fiber Optic Modem Rear view with AC Power supply Tx Rx HU mwa 1200 vQ Rx E1 TX Connect AC Input here Rear view with 48 V DC Power supply ae 1200 750 E1 x Tx Rx 2 000 ANOS ASF ANDA 89 Note Please connect 48V DC supply to the system as shown in above figure Copyright Valiant Communications Limited 2007 11 VCL E1 G 703 Fiber Optic Modem Optical Connections VCL E1 G 703 Fiber Optic Modem Rear view Optical Connections mwa 1200 vQ H Rx E1 Tx 2 i UN Ld AC 220V na Transmit E Receive Optical Signal Optical Signal through Optical N through Optical l Fiber Cable Fiber Cable Note Do not expose to the naked eye Connect Fiber Cable to System When Power is OFF Copyright Valiant Communications Limited 2007 12 VCL E1 G 703 Fiber Optic Modem E1 Connections VCL E1 G 703 Fiber Optic Modem Rear view
9. ices Copyright Valiant Communications Limited 2007 2 VCL E1 G 703 Fiber Optic Modem Index INDEX Particulars Introduction Technical Specifications LED Indications Push Button and Switch indications Power Supply Optical Connections E1 Connections Time slots selection Syncronization clock settings E1 FE1 Impedance selection Ordering Information CAUTION ELECTROSTATIC SENSITIVE DEVICES DO NOT OPEN OR HANDLE EXCEPT ATA STATIC FREE WORKSTATION Copyright Valiant Communications Limited 2007 3 VCL E1 G 703 Fiber Optic Modem Introduction Introduction Front view The VCL E1 G 703 Fiber Optic Modem VCL E1 FOM ANA DIG REM PATT provides the user the capability to establish 2 os 2 o N communication between two E1 interfaces or between an E1 FE1 interface and a n x64 V 35 f VCL E1 G 703 interface over an optical fiber link Fiber Optic Modem It establishes a secure long range data fiber link between routers multiplexers and other E1 devices The primary application for the VCL E1 G 703 Fiber Optic Modem is to establish point to point fiber link at ranges longer than any copper modem can achieve The clock options are Internal External Slave Clock three clock mode option Application Diagrams E E SS os yee 8 E
10. ion clock settings Syncronization Clock Settings Bottom View of VCL E1 G 703 Fiber Optic Modem ON OFF meee eee 12345678 12345678 O ee 12345678 12345678 1 89 1617 2425 323334 40 Switches number 33 34 will be used for selection of synchronization clock Switch No 33 Switch No 34 Synchronization Clock Settings ON OFF System will work on its internal clock OFF OFF System will work on the loop timed extracted clock from the equipment which is connected on E1 FE 1 interface side ON ON System will work on the loop timed extracted clock from the equipment which is connected on optical side Switches number 35 36 will be unused and always set on OFF condition Copyright Valiant Communications Limited 2007 16 VCL E1 G 703 Fiber Optic Modem E1 FE1 Impedance selection E1 FE1 Impedance Selection Bottom View of VCL E1 G 703 Fiber Optic Modem ON OFF Switches number 37 40 will be used for impedance selection of E1 FE1 port Switch Switch Switch Switch Impedance selection of E1 FE1 Port No 37 No 38 No 39 No 40 ON ON ON ON 75 Ohms un balanced OFF OFF OFF OFF 120 Ohms balanced Copyright Valiant Communications Limited 2007 17 VCL E1 G 703 Fiber Optic Modem Ordering Information Ordering Information 1 VCL E1 G 703 Fiber Optic Modem 850 nm wavelength with AC
11. n outside of the environmental specifications for the product or improper site preparation or maintenance Exclusive Remedies The remedies provided herein are the buyer s sole and exclusive remedies Valiant shall not be liable for any direct indirect special incidental or consequent damages whether based on contract or any legal theory Notice This manual contains information that is proprietary to Valiant Communications Limited No part of this publication may be reproduced in any form whatsoever without prior written approval by Valiant Communications Limited Safety Warnings The exclamation point within a triangle is intended to warn the operator or service personnel of operation and maintenance factors relating to the product and its operating environment which could pose a safety hazard Always observe standard safety precautions during installation operation and maintenance of this product Only a qualified and authorized service personnel should carry out adjustment maintenance or repairs to this instrument No adjustment maintenance or repairs should be performed by either the operator or the user yy UALITY ASSURANCE PROGRAM Valiant s products are designed and manufactured under a strict Quality Assurance Program based on the ISO 9000 philosophy and principles Valiant pays very special attention to its vendor development program which ensures an end product of the highest quality at the most cost effective pr
12. um Optical Data Rate 125Mb s Receive Sensitivity 32dBm Maximum Input Power 15dBm Operating Wavelength 1100nm 1600nm Connectors FC Copyright Valiant Communications Limited 2007 T VCL E1 G 703 Fiber Optic Modem LEDs Indications VCL E1 G 703 Fiber Optic Modem VCL E1 FOM ANA DIG REM PATT 00 00000 0000 PWR E1LOS E1SYS OPLOS OPSYL PTOK TEST OFF Front view of the shelf LEDs Indications S No LEDs Color Description 1 PWR Green ON indicates that input power supply is OK 2 E1LOS Red ON indicates loss of E1 signal at local site Flashing indicates loss of E1 signal at remote site 3 E1SYL Red ON indicates loss of E1 frame at local site Flashing indicates loss of E1 frame at remote site 4 OPLOS Red Optical link break alarm Constantly ON to indicate there is local alarm and flashing to indicate there is an alarm at the remote end 5 OPSYL Red No frame synchronization code is detected in the input signal of optical interface Constantly ON to Indicate an alarm of local end and flashing to indicate there is an alarm at the remote end 6 PTOK Green Pseudo code normally detected 7 TEST Yellow Local device or remote device in test mode Copyright Valiant Communications Limited 2007 8 VCL E1 G 703 Fiber Optic Modem Push Button and Switch VCL E1 G 703 Fiber Optic Modem VCL E1 FOM ANA DIG REM PATT 00 0 0 0
Download Pdf Manuals
Related Search