Related Manuals for Siemens SRA 4
Summary of Contents for Siemens SRA 4
- Page 1 User Manual SRA 4 - 6/ 7/ 8/ 10/ 11/ 13 GHz ( W B ODU) SDH Spli t Radi o 911- 381/ 02C0000 I ssue 3, July 2004...
- Page 2 Technical specif ications and f eatures are binding only insof ar as they are specif ically and ex pressly agreed upon in a written contract. SRA 4 - 6/ 7/ 8/ 10/ 11/ 13 GHz (W B ODU) - UMN 911- 381/ 02C0000 - I ssue 3, J uly 2004...
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Page 3: Status Of Manual
In Issue 3, July 2004, the 10 GHz AP ODU, the 6, 7, 8, 11, 13 GHz AP/CC ODU, the co-channel and the N+1 configurations and the licence fees. SRA 4 - 6/7/8/10/11/13 GHz (WB ODU) - UMN 911-381/02C0000 - Issue 3, July 2004... - Page 4 STATUS OF MANUAL SRA 4 - 6/7/8/10/11/13 GHz (WB ODU) - UMN 911-381/02C0000 - Issue 3, July 2004...
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Page 5: Table Of Contents
Indoor section ............. . 2.7 SRA 4 - 6/7/8/10/11/13 GHz (WB ODU) - UMN... -
Page 6: Index
13 GHz channelling ............2.53 SRA 4 - 6/7/8/10/11/13 GHz (WB ODU) - UMN... - Page 7 1+0 FRAME INSTALLATION ..........3.19 SRA 4 - 6/7/8/10/11/13 GHz (WB ODU) - UMN...
- Page 8 Alarm conditions ............4.8 SRA 4 - 6/7/8/10/11/13 GHz (WB ODU) - UMN...
- Page 9 LED, MONITORING POINTS, CONNECTORS AND SWITCHES ..... 6.11 SRA 4 - 6/7/8/10/11/13 GHz (WB ODU) - UMN 911-381/02C0000 - Issue 3, July 2004...
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Page 10: Index
INDEX SRA 4 - 6/7/8/10/11/13 GHz (WB ODU) - UMN 911-381/02C0000 - Issue 3, July 2004... -
Page 11: List Of Illustrations
SRA 4 Equipment ........ -
Page 12: Installation
LEDs ............... . 5.1 SRA 4 - 6/7/8/10/11/13 GHz (WB ODU) - UMN... -
Page 13: Connections
LED CH. B ON: block diagram with tributary protection ....... . . 6.17 SRA 4 - 6/7/8/10/11/13 GHz (WB ODU) - UMN... -
Page 14: C0000 - Issue 3, July 2004
LIST OF ILLUSTRATIONS SRA 4 - 6/7/8/10/11/13 GHz (WB ODU) - UMN I-10 911-381/02C0000 - Issue 3, July 2004... -
Page 15: List Of Tables
Tab. 2.43 Supported units in system types 1, 2, ... 6 ......... . . 2.65 SRA 4 - 6/7/8/10/11/13 GHz (WB ODU) - UMN... - Page 16 Tab. 3.27 Connection elements for 1+1/2+0 system (P/N 597-525/22)......3.55 SRA 4 - 6/7/8/10/11/13 GHz (WB ODU) - UMN...
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Page 17: List Of Spare Parts
Summary of the front panel LEDs..........6.13 SRA 4 - 6/7/8/10/11/13 GHz (WB ODU) - UMN... - Page 18 LIST OF TABLES SRA 4 - 6/7/8/10/11/13 GHz (WB ODU) - UMN I-14 911-381/02C0000 - Issue 3, July 2004...
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Page 19: Preliminary Information
This User Manual (UMN) gives the information necessary for the installation, the commissioning and the ordinary maintenance of the SRA 4 - STM-1 Access SDH Radio System equipment in the RF band: 6, 7, 8, 10, 11 and 13 GHz. -
Page 20: Safety Rules And Use Precautions
LASER RADIATON max 10 mW AVOID EXPOSITION TO BEAM Im fehlerfall: LASER KLASSE 3B LASERSTRAHLUNG max 10mW NICHT DEM STRAHL AUSSETZEN wavelenght: 1300nm wellenlänge 1300nm SRA 4 - 6/7/8/10/11/13 GHz (WB ODU) - UMN 911-381/02C0000 - Issue 3, July 2004... -
Page 21: Warnings For The Optical Safety
– The connection to the protection ground must not be removed or damaged. SRA 4 - 6/7/8/10/11/13 GHz (WB ODU) - UMN 911-381/02C0000 - Issue 3, July 2004... -
Page 22: Dangerous Materials
During the equipment starting up phase, the operators must not be in front of the antenna. If one of the above mentioned safety rules is not respected, some injuries to the personnel can be caused. SRA 4 - 6/7/8/10/11/13 GHz (WB ODU) - UMN 911-381/02C0000 - Issue 3, July 2004... -
Page 23: Esds Precautions
Those modules that are mounted on the equipment (faulty or spare parts) shall be stores in their original antistatic package marked by the labels above shown. SRA 4 - 6/7/8/10/11/13 GHz (WB ODU) - UMN 911-381/02C0000 - Issue 3, July 2004... -
Page 24: List Of Abbreviations And Acronyms
Digital Loop Carrier Data Link Service Dielectric Resonator Filter Dielectric Resonator Oscillator Digital Signal Processing Data Terminal Equipment Double Tributary Interface Digital cross-connect Embedded Control Channel SRA 4 - 6/7/8/10/11/13 GHz (WB ODU) - UMN 911-381/02C0000 - Issue 3, July 2004... -
Page 25: Alignment
Lower order Path Adaption Lower order Path Connection Lower order Path Termination Line Terminal Line Terminal Equipment Metropolitan Area Network Message Communication Function Mediation Device Mediation Function SRA 4 - 6/7/8/10/11/13 GHz (WB ODU) - UMN 911-381/02C0000 - Issue 3, July 2004... - Page 26 Self Converting DRO Switching Control Signal Synchronous Digital Hierarchy SEMF Synchronous Equipment Management Function Surface Mounted Device SDH Management Network SDH Management Subnetwork Section Overhead SRA 4 - 6/7/8/10/11/13 GHz (WB ODU) - UMN 911-381/02C0000 - Issue 3, July 2004...
- Page 27 Switching Trellis Code Modulation Telecommunications Management Network Tributary Unit Tributary Unit Group Virtual Container Voltage Control Oscillator Wide Band Weighted Evaluation Strategy West Side Traffic SRA 4 - 6/7/8/10/11/13 GHz (WB ODU) - UMN 911-381/02C0000 - Issue 3, July 2004...
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Page 28: Concepts And Characteristics In Sdh Technology
SRA 4 - 6/7/8/10/11/13 GHz (WB ODU) - UMN 1-10 911-381/02C0000 - Issue 3, July 2004... -
Page 29: Objectives Of The Synchronous Digital Hierarchy
Also in the ETSI environment there is an extensive activity for standardization of SDH, with the scope to adapt this equipment to European applications through a restriction of the options foreseen in the ITU-T environment. SRA 4 - 6/7/8/10/11/13 GHz (WB ODU) - UMN 1-11 911-381/02C0000 - Issue 3, July 2004... -
Page 30: Digital Structure Of Sdh Signals
= 8 x (9 x 270) x 8 x 10 = 155.520 Mbit/s STM-1 number of bits composing each byte overall number of bytes in each frame frame frequency SRA 4 - 6/7/8/10/11/13 GHz (WB ODU) - UMN 1-12 911-381/02C0000 - Issue 3, July 2004... -
Page 31: Protection
STM-1 frame and are particularly suitable for the operational of the SDH network, such as for example the rerouting of digital streams for protection of the network. SRA 4 - 6/7/8/10/11/13 GHz (WB ODU) - UMN 1-13 911-381/02C0000 - Issue 3, July 2004... - Page 32 6 bytes available only in RSOH, for applications that depend on the physical means (media specific bytes) The remaining 26 bytes are available for future standardization SRA 4 - 6/7/8/10/11/13 GHz (WB ODU) - UMN 1-14 911-381/02C0000 - Issue 3, July 2004...
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Page 33: Administrative Unit
= 8 x (9 + 261 x 9) x 8 x 10 = 150.912 Mbit/sec AU-4 bits composing each single byte bytes occupied by "AUOH" bytes available for the payload frequency of the STM-1 frame SRA 4 - 6/7/8/10/11/13 GHz (WB ODU) - UMN 1-15 911-381/02C0000 - Issue 3, July 2004... -
Page 35: System
SRA 4 - 6/7/8/10/11/13 GHz (WB ODU) - UMN 1-17 911-381/02C0000 - Issue 3, July 2004... -
Page 36: Stm-Rr Frame Structure (Sub Stm-1)
As shown in Fig. 1.1, the ETSI scheme foresees three types of tributary units: TU-3, TU-2, and TU-12. SRA 4 - 6/7/8/10/11/13 GHz (WB ODU) - UMN 1-18 911-381/02C0000 - Issue 3, July 2004... - Page 37 µs), those of a lower order have a field in a multiframe composed of four STM-1 frames (500 µs). Anyway, this kind of structure can be assembled and disassembled only at the input or output of the synchronous SDH network. SRA 4 - 6/7/8/10/11/13 GHz (WB ODU) - UMN 1-19 911-381/02C0000 - Issue 3, July 2004...
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Page 38: Tributary Unit
VC-3. Fig. 1.9 Composition of the structures C-3, VC-3 e TU-3 TU-3 PTR TU-3 PAYLOAD Fixed stuffing bytes SRA 4 - 6/7/8/10/11/13 GHz (WB ODU) - UMN 1-20 911-381/02C0000 - Issue 3, July 2004... -
Page 39: Mapping
9 x (13 x 8 + 5 x 5 + 1) x 8 x 10 = 9.36 Mbit/s for fixed stuffing (R in Fig. 1.10). SRA 4 - 6/7/8/10/11/13 GHz (WB ODU) - UMN 1-21 911-381/02C0000 - Issue 3, July 2004... - Page 40 W = IIIIIIII S =STUFFING OPPORTUNITY X = CRRRRROO O = OVERHEAD BIT (=R) Y = RRRRRRRR C = STUFFING MESSAGE Z = IIIIIISR SRA 4 - 6/7/8/10/11/13 GHz (WB ODU) - UMN 1-22 911-381/02C0000 - Issue 3, July 2004...
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Page 41: Loading A 34 Mbit/S Plesiochronous Signal In The Vc-3
6 bits for S1 and 6 bits for S2) (22 x 9 x 8 + 129) x 8 x 10 = 13.704 Mbit/s for fixed stuffing (R in Fig. 1.11) SRA 4 - 6/7/8/10/11/13 GHz (WB ODU) - UMN 1-23 911-381/02C0000 - Issue 3, July 2004... -
Page 43: Sdh Transmission Network
Fig. 1.12 shows an example of the SDH network, implemented with the above mentioned equipment. SRA 4 - 6/7/8/10/11/13 GHz (WB ODU) - UMN 1-25 911-381/02C0000 - Issue 3, July 2004... -
Page 45: Multiplex Section And Regenerator Section
Data channels (DCC = data communication channel) – Service telephone channels (express) In SDH networks, the automatic switching equipment (channel protection) are at the level of the multiplex section (terminals). SRA 4 - 6/7/8/10/11/13 GHz (WB ODU) - UMN 1-27 911-381/02C0000 - Issue 3, July 2004... - Page 46 1 - PRELIMINARY INFORMATION SRA 4 - 6/7/8/10/11/13 GHz (WB ODU) - UMN 1-28 911-381/02C0000 - Issue 3, July 2004...
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Page 47: Planning
128 TCM - 4D band with interfaces SONET and SDH worlds fitting recommended radio channel arrangements listed in par. 2.1.1. Ease and speed of link set-up, broadband availability and fiber quality, SRA 4 is the most reliable and convenient solution for a wide range of applications such as: –... -
Page 48: Rf Channeling
2 - PLANNING 2.1.1 RF channeling Tab. 2.1, Tab. 2.2, Tab. 2.3, Tab. 2.4, Tab. 2.5 and Tab. 2.6 show the frequency bands (according to the RF channeling) of the radio digital system SRA 4. Tab. 2.1 Canalizzazioni RF 6 GHz... -
Page 49: Ghz Channelling
Tab. 2.6 RF 13 GHz channelling Frequency Co/cross-polar Shifter Centre gap bands Recommendation adjacent channel Freq. (MHz) (MHz) spacing (MHz) (MHz) 12750-13750 ITU-R F.497-6 crosspolar SRA 4 - 6/7/8/10/11/13 GHz (WB ODU) - UMN 911-381/02C0000 - Issue 3, July 2004... -
Page 50: System Types
VLSI circuit solutions, the most suitable for managing digital signals. In addition, this approach ensures a very high manufacturing quality, with an extremely reliable performance. SRA 4 - 6/7/8/10/11/13 GHz (WB ODU) - UMN 911-381/02C0000 - Issue 3, July 2004...