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The information contained herein is proprietary to
Unauthorized access, copy and replication are prohibited. Use or disclosure of
this document or the information contained herein, for any purpose other than
that for which it was furnished is not permitted. 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
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All Rights Reserved
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(Indoor Coverage)
April 2007
Proprietary Information
Shyam Telecom Limited
SBR/RF Series
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Shyam Telecom
Shyam Telecom
Next Generation
Signal Enhancement
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Table of Contents
Related Manuals for Shyam R-20-93
Summary of Contents for Shyam R-20-93
- Page 1 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. Hello, Page All Rights Reserved Shyam Telecom Limited 1/36...
- Page 2 It is associated with different technical features for optimum performance so as to have minimum maintenance. Shyam Telecom today, is World leader for providing Outdoor & In-Building RF coverage solutions not only in India but also at different locations around the World, in the rapidly growing mobile communications market.
- Page 3 Next Generation Signal Enhancement Contents DISCLAIMER .................4 About Shyam Telecom..............4 WARRANTY...................5 SAFETY REQUIREMENTS ............7 ELECTROSTATIC DISCHARGE (PRECAUTIONS) .....8 INTRODUCTION ................9 Objective ......................9 Abbreviations ....................9 Conforming To International Standards ............10 Repeater Systems-Introduction ..............10 R-20-930 (One way paging) Repeater ........11 Salient Features.....................
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Page 4: Disclaimer
Shyam Telecom reserves the right to make changes without notice as per the requirement and convenience. As such Shyam Telecom shall not be responsible for any damages including consequential, caused by reliance of the contents presented in this document. -
Page 5: Warranty
Should a defect arise in this product during the period of warranty, Shyam Telecom as the seller undertakes to get the system repaired free of charge, through its authorized service center. - Page 6 Acts of God, spill of foods or liquids, or acts which are beyond the reasonable control of Shyam Telecom and fair wear & tear of the product. •...
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Page 7: Safety Requirements
Next Generation Signal Enhancement The team from Shyam Telecom shall technically examine the product and on the basis of which the customer shall be intimated about the payment to be levied. Necessary action to repair/replace the unit shall be initiated after the confirmation is received from the customer. -
Page 8: Electrostatic Discharge (Precautions)
The careless handling of such devices should be strictly avoided. While handling the semiconductor devices, grounded wrist straps, grounded workbench surfaces and grounded floor mats should be used. Page All Rights Reserved Shyam Telecom Limited 8/36... -
Page 9: Introduction
6.1 Objective The objective of this document is to facilitate the customer to arrange installation, operation and maintenance of the equipment supplied by Shyam Telecom without any complication. This document enumerates all the relevant information regarding R-20-930 (One way paging) repeater. -
Page 10: Conforming To International Standards
Next Generation Signal Enhancement 6.3 Conforming To International Standards The repeater systems, designed, manufactured and supplied by Shyam Telecom conform to international technical standards like ETSI and further conform to the entire international safety requirement for installation, operation and maintenance. -
Page 11: R-20-930 (One Way Paging) Repeater
The R-20-930 (One way paging) repeater is designed to provide optimal coverage for areas of 1000 Sq Meters (10,000 sq. ft) to 2,000 Sq Meters (20,000 sq. ft). However, performance also depends on the amount of in- Page All Rights Reserved Shyam Telecom Limited 11/36... - Page 12 40 Meters (125 feet) of typical 1/4” coaxial foam cable. iii. Interior building structure consists of typical vertical stud and drywall composition. Isolation should be 15 dB more than the gain set for the repeater. Page All Rights Reserved Shyam Telecom Limited 12/36...
- Page 13 Next Generation Signal Enhancement Indoor Coverage Figure 2: Typical Application of A Indoor Repeater R-20-930 (One way paging device) Figure 1: Indoor coverage in a small building Page All Rights Reserved Shyam Telecom Limited 13/36...
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Page 14: Description R-20-930 (One Way Paging) Repeater
The unit is shipped with a power supply adaptor designed for input of 100-240 V AC, 47/63 Hz. Power consumption is approximately 20 Watts. d) Mechanical The unit is 312x141x54 mm (12x5x2 inches) wall mount. Mounting setup is provided for Installation. Page All Rights Reserved Shyam Telecom Limited 14/36... -
Page 15: Technical Specification: Repeaters R-20-930
Adaptor) RF Connector N-female Dimensions (L x W x H) 312x141x54 mm (12x5x2 inches) approx. Weight (approx.) Less than 2 Kg.(4.4 lbs.) Operation Temperature C to +55 C (+23 F to +131 Page All Rights Reserved Shyam Telecom Limited 15/36... -
Page 16: Installation
Identify the spot for installing the repeater unit, which is away from other heat generating appliances or equipment. There should not be any direct exposure to direct sunlight or atmosphere consisting of chemical fumes. • The structural mounting surface is flat. Page All Rights Reserved Shyam Telecom Limited 16/36... -
Page 17: Installation Tools
RF coaxial cable connection tools for installing connectors. iii. Multi-meter. Mobile handset loaded (e.g. Nokia) with Net engineering software to be used for signal level measurement. Magnetic compass for measuring the azimuth of the BTS and repeater site. Page All Rights Reserved Shyam Telecom Limited 17/36... -
Page 18: Installation Procedure
RF cable. 3. Record the R-20-930 unit serial number for use when contacting SHYAM customer service for support. 4. Mount the unit on the intended wall surface using the appropriate screws. - Page 19 Connect the RF cables to the antennas taking care to avoid cross threading or stripping. The RF connections should be snug and tight. Seal the antenna and repeater connectors with waterproof sealant or the appropriate weather tight boot. Page All Rights Reserved Shyam Telecom Limited 19/36...
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Page 20: Configuration & Monitoring Console
To login the repeater: • Click the “Login” on the command bar. • Select the user type. • Enter the password. • Finally click the “OK”. Page All Rights Reserved Shyam Telecom Limited 20/36... - Page 21 There are two type of user viz. ADMINISTRATOR and SUPERVISOR. If user logged in as an ADMINISTRATOR, all the operation through the CMC can be carried out. Default password is “shyam”. Figure 3: Login Administrator can limit the system access authority of the SUPERVISOR...
- Page 22 Sub Band ON/OFF Setting (Figure 5) The sub band equipped can be set as ON others shall remain OFF. d) Frequency Settings (Figure 6) The frequency band of the sub band equipped is specified for DL path. Page All Rights Reserved Shyam Telecom Limited 22/36...
- Page 23 PA ON/OFF Settings (Figure 7) The PA can be put in ON or OFF condition for the purpose of testing. Figure 5: Sub Band ON/OFF Setting Figure 6: Frequency Settings (Only for DL) Page All Rights Reserved Shyam Telecom Limited 23/36...
- Page 24 Type of attenuation viz. manual, automatic or through DIPswitch. Offset PA (DL) shut down. Offset RSSI DL. Offset DL Power set. APC DL Set power DL After configuring the parameters, these are saved by pressing SAVE. Page All Rights Reserved Shyam Telecom Limited 24/36...
- Page 25 Figure 8: Different Parameters Settings (DL Path only) g) Attenuation Settings (Figure 9) If attenuation is to be set manually, that values for DL is specified. Figure 9: Attenuation Settings (DL path only) Page All Rights Reserved Shyam Telecom Limited 25/36...
- Page 26 Type of attenuation The type of attenuation introduced is indicted. Alarm Indicates the type of alarm i.e. Critical, Major or Minor to enable further analysis. Figure 10: Status Monitoring (Activated for DL path only) Page All Rights Reserved Shyam Telecom Limited 26/36...
- Page 27 System Temperature Displays that the temperature of the overall High system has gone high. Monitoring interval is 3 seconds i.e. after every 3 seconds data on the monitoring window will be refreshed. Page All Rights Reserved Shyam Telecom Limited 27/36...
- Page 28 Click the “COMM.” on the command bar to display the COMMUNICATION window. • Select the Connection Type as “LOCAL” • Select the computer’s Comm. Port where the repeater is connected. • Click “OK”. Page All Rights Reserved Shyam Telecom Limited 28/36...
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Page 29: Led Display On R-20-930 Unit
In order to facilitate the maintenance team, a set of LEDs are provided on the top cover of the unit which display some of the important events in the system, the detail is given below: Figure 14: Display Details of R-20-930 Page All Rights Reserved Shyam Telecom Limited 29/36... - Page 30 ON automatically and start functioning. • Downlink RSSI is continuously monitored and level prevailing at a particular instant is displayed through 8 LED’s. Clicking in Alarm window carries out the detail analysis. Page All Rights Reserved Shyam Telecom Limited 30/36...
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Page 31: Fault Shooting & Maintenance
(i.e. distortion). The signal level at the donor antenna is probably too strong. Under these conditions, the service provider’s exterior signal level Page All Rights Reserved Shyam Telecom Limited 31/36... -
Page 32: Antenna Isolation
V) In extreme cases, the building configuration may not allow for such separation and isolation. If additional isolation is required, coaxial attenuator may be inserted between the donor antenna and the repeater or reduce the forward path signal using the attenuator. Page All Rights Reserved Shyam Telecom Limited 32/36... -
Page 33: Trouble Shooting
Look for any interior changes subsequent to the repeater installation or site survey. If so, adjust the gain of repeater or re-align the server antenna without affecting existing coverage. Page All Rights Reserved Shyam Telecom Limited 33/36... -
Page 34: Contents Of Delivery
Type N male plug connectors – 4 nos. for establishing connection between coaxial cable & antennas • Power divider (SPD –n): as per the actual site requirement (n= 2,3,4,& 8) • Coaxial attenuator Page All Rights Reserved Shyam Telecom Limited 34/36... - Page 35 Next Generation Signal Enhancement Basement Coverage Donor Antenna RF Cable Ceiling Antenna R-20-930 Page All Rights Reserved Shyam Telecom Limited 35/36...
- Page 36 Next Generation Signal Enhancement For Technical Support, please contact at any of the following addresses: For Americas Shyam Telecom Inc. 6, KILMER ROAD, SUIT D, EDISON, New Jersy-08817 (USA) Email: info@shyamtelecom.com For Europe Shyam Telecom GmbH. Frohsinnstrasse 16, 63739 Aschaffenburg, Germany Tel: + 49-6021-45901-0 Fax: + 49-6021-45901-29 Email: service@shyamtelecom.com...
- Page 37 Next Generation Signal Enhancement Page All Rights Reserved Shyam Telecom Limited 37/36...
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