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User’s Manual for CR-SIW21WB-20

www.cerevotech.com

The information contained herein is confidential and the property of CEREVO

TECHNOLOGY LIMITED. No Part may be reproduced, disclosed or used except as

authorized by contract of other written permission. No responsibility is assumed

by CEREVO TECHNOLOGY LIMITED for any business or personal use, or for any

infringements of patents or other rights of third parties that may result from its

usage.

Содержание CR-SIW21WB-20

Страница 1: ...User s Manual for CR SIW21WB 20 www cerevotech com User s Manual WCDMA2100 Mini Repeater Model CR SIW21WB 20...

Страница 2: ...fidential and the property of CEREVO TECHNOLOGY LIMITED No Part may be reproduced disclosed or used except as authorized by contract of other written permission No responsibility is assumed by CEREVO...

Страница 3: ...User s Manual for CR SIW21WB 20 www cerevotech com CONTENTS OF DELIVERY Items Quantity CR SI Series In building Repeater 1 9V DC Plug in Power Supply 1 Screw 4 Plastic Expansion Bolt 4 User s Manual 1...

Страница 4: ...s CHAPTER 2 BEFORE GETTING STARTED 2 1 Product Description 2 2 How Does It Work 2 3 Accessories Selection CHAPTER 3 INSTALLATION 3 1 Overview 3 2 Internal Antenna Installation 3 3 In building Repeater...

Страница 5: ...link DSP Digital Signal Processor DPX Duplexer GSM Global Standard for Mobile Communication Hz Hertz IF Intermediate Frequency LNA Low Noise Amplifier MGC Manual Gain Control MHz Megahertz MTBF Mean T...

Страница 6: ...y 3 Any user should disconnect power prior to operate repeater 4 Do not carry out any modification or internal components adjustment The adjustment or repair of the equipment must only be produced by...

Страница 7: ...ion and any other technical supports please contact us Cerevo Tech Headquarter Add Rooms 1318 20 13 F Hollywood Plaza 610 Nathan Road Mongkok Kowloon Hong Kong Tel 00852 27108200 ext 3359 Fax 00852 27...

Страница 8: ...n a facility Combined with interior antennas and an exterior antenna the repeater boosts the signal level for distribution within the interior areas reducing dropped calls and expanding the carriers s...

Страница 9: ...h com Panel Introduction Panel and Interfaces Internal Structure Schematic Diagram Connected with DC power Power Light ATT Dips Power Switch Connected with service antenna internal antenna Connected w...

Страница 10: ...peaters work combining with two antennas One is donor antenna and the other one is service antenna The signals obtained from nearest cell tower by donor antenna will be filtered and boosted by amplifi...

Страница 11: ...wer on UL It requires high directional capability and narrow beam width Cerevo recommend you use Yagi Antenna as a Donor Antenna Yagi Antennas Service Antennas Selection Service antennas are used for...

Страница 12: ...ea is narrow or just a spot such as a long aisle or a lift a directional antenna such as panel antenna will be the best application Panel Antennas Log periodical antennas For more information about Ce...

Страница 13: ...Selection An in building mini repeater will be used by combining with splitters or couplers if it is multi spot coverage so that the signals will be divided and sent to several different service ante...

Страница 14: ...antenna s position and point to nearest cell tower directly and install the external antenna outside Step4 Run cables from repeater to external antenna and from repeater to internal antenna Step5 Pow...

Страница 15: ...ow area coverage such as covering a narrow aisle or garden road install the internal antenna generally use directional panel antenna at one side of the target area and rotate the direction of the inte...

Страница 16: ...cable lengths to these antennas is better in other words the repeater should be installed near to service antennas After installation location determined if you select wall mounted please follow below...

Страница 17: ...It should be mounted on the outside of the building as high as possible In addition the external antenna should point directly without any other obstacles toward the nearest cell tower to obtain optim...

Страница 18: ...Amplifier 95 ft Table of Separations Recommended 3 5 Connections and Running Cables After the locations of repeater and antennas are determined you should run the coaxial cables from the external ant...

Страница 19: ...on between the external antenna and internal antenna Refer to above Table of Separations Recommended 3 Verify whether the external antenna points toward nearest cell tower and does not point toward in...

Страница 20: ...ink is 70dB 1dB 69dB while the uplink gain reduces 1 2 3dB which is 65 1 2 62dB 6 Please never connect the cell phone directly to the repeater since this will damage it Powering Up Plug the 9 volt pow...

Страница 21: ...nor antenna and service antenna is not enough then please enlarge the separation between the external and internal antennas until the light shows green After increasing the separation it is necessary...

Страница 22: ...door signal is over 80dBm Check whether repeater is full gain or not Check whether all connectors are tight or not Check whether the output power of Adapter is DC9V or not Check whether the cable type...

Страница 23: ...Gain Adjust Range dB 30dB 1dB step NF dB 6 Ripple in Band dB 8 Time Delay s 1 5 Intermodulation 9KHz 1GHz UL 36dBm 3KHz DL 20dBm 3KHz 1GHz 12 75GHz UL 30dBm 3KHz DL 20dBm 3KHz Spurious Emission 9KHz...