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850 Cellular & 1900 PCS For Outdoor Applications
The information contained herein is proprietary to
Unauthorized access, copy and replication are prohibited. This document must
not be copied in whole or part by any means or it shall not be disclosed or
divulged to any third Party without the prior written consent of
Limited.
All Rights Reserved
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October 2007
Proprietary Information
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Shyam Telecom Limited
RF / DBR Series
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Shyam Telecom
Next Generation
Signal Enhancement
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Table of Contents
Related Manuals for Shyam DBR5R
Summary of Contents for Shyam DBR5R
- Page 1 Unauthorized access, copy and replication are prohibited. This document must not be copied in whole or part by any means or it shall not be disclosed or divulged to any third Party without the prior written consent of Shyam Telecom Limited. Page All Rights Reserved Shyam Telecom Limited 1/35...
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Page 2: Table Of Contents
8.2. Engineering Consideration..............27 8.3. Installation Tools ..................29 8.4. Installation Procedure ................29 8.5. Repeater Gain Settings................30 8.6. Commissioning ..................31 8.7. Dos & Don’t Dos ..................31 8.7.Checklist – Post Installation ..............33 9. System Maintenance................... 34 Page All Rights Reserved Shyam Telecom Limited 2/35... - Page 3 Next Generation Signal Enhancement 9.1. General ....................34 9.2. Preventative Maintenance ..............34 Page All Rights Reserved Shyam Telecom Limited 3/35...
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Page 4: Document History
Next Generation Signal Enhancement 1. Document History Document Document Document Author Edited Approved by Revision Number Name date DB5R October Dual 2007 Band Repeater Revision Revised Section Date/Sign Intentionally Left Blank Page All Rights Reserved Shyam Telecom Limited 4/35... -
Page 5: Disclaimer
Shyam Telecom Limited assumes no liability for the customer's failure to comply with these precautions. -
Page 6: Electrostatic Sensitivity
RF input connector, and through the AC connector pins. When unpacking and otherwise handling the Repeater, follow ESD precautionary procedures including the use of grounded wrist straps, grounded workbench surfaces, and grounded floor mats. Page All Rights Reserved Shyam Telecom Limited 6/35... -
Page 7: Introduction
The purpose of this document is to describe the electrical and mechanical specifications, operation and maintenance of the DB5R Dual Band Repeater. 4.2. Scope This document is the product description of the Shyam DB5R Dual Band Repeater for outdoor application. 4.3. Definitions... -
Page 8: References
• Area to be provided with coverage. • Indoor/outdoor coverage. • Availability of BTSs in the vicinity. • Antenna isolation to be achieved. Page All Rights Reserved Shyam Telecom Limited 8/35... -
Page 9: Functional Description Of Db5R Dual Band Repeater
It receives signals from the BTS through a DONOR antenna (highly directional outdoor antenna) and distributes the signals to mobile users after amplification through a set of SERVER antennas (omni/patch directional) system in the D/L. Page All Rights Reserved Shyam Telecom Limited 9/35... - Page 10 The choice of suitable metal as the case material gives a lightweight design with good heat conduction and waterproof protection. The housing conforms to IP65 (NEMA 5) standards. Page All Rights Reserved Shyam Telecom Limited 10/35...
- Page 11 Next Generation Signal Enhancement Donor Antenna DB5R RF cable from RF cable from server donor antenna Power supply Server cable Antenna Figure 1: DB5R Repeater-Different Constituents Page All Rights Reserved Shyam Telecom Limited 11/35...
- Page 12 Next Generation Signal Enhancement Figure 2: DB5R Repeater - Application in a Urban Area Page All Rights Reserved Shyam Telecom Limited 12/35...
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Page 13: To Get Started-Basic Software Control Of The Repeater
SUPERVISOR. If user logged in as an ADMINISTRATOR, all the functions can be performed through the CMC. By default, the password for both users is “SHYAM”. SUPERVISOR is allowed to perform monitoring of the status & alarms but no change in configuration is permitted. However, the SUPERVISOR can change password if so desired. - Page 14 Up to 30 characters are allowed in this field. (Figure 4) c. Sub Bands (UL/DL Frequency Bands) Settings: The frequency bandwidths of all the five sub bands or loaded sub bands in UL & DL are defined. (Refer Figure 4) Page All Rights Reserved Shyam Telecom Limited 14/35...
- Page 15 (Please refer to Figure 4) After completing the installation it must be in ON condition only. h. Attenuation: The information regarding attenuation inserted in UL & DL for both the bands is displayed. Page All Rights Reserved Shyam Telecom Limited 15/35...
- Page 16 Attenuation Band 2 (UL) system for the band in UL. Real time PA output power in dBm. Output Power Band 1(DL) Real time PA output power in dBm. Output Power Band 2(DL) Page All Rights Reserved Shyam Telecom Limited 16/35...
- Page 17 Indicates the failure of 27 V DC supply. 27 V DC (A & B) failure Indicates the temperature of the system. System Temperature Indicates that the door has been opened. Door Open Page All Rights Reserved Shyam Telecom Limited 17/35...
- Page 18 It has a groove with SIM cardholder in which the SIM card can be inserted for remote communication. Page All Rights Reserved Shyam Telecom Limited 18/35...
- Page 19 ADMINISTRATOR has rights to perform all functions Viz. Configuration, Monitoring etc. Whereas the SUPERVISOR is allowed to perform limited functions like monitoring of alarms, establishing communication etc. Figure 6: Communication Window Page All Rights Reserved Shyam Telecom Limited 19/35...
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Page 20: Modules In Db5R-Description
RF cable. It is used to intercept signals from the base station and switch electromagnetic waves into RF signals in the DL and vice versa in the UL. Page All Rights Reserved Shyam Telecom Limited 20/35...
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