Bell Mobility User Manual
In-building Repeater
5
2. System Configuration
2.1 In-building Repeater Service Network Configuration
<Pic.1> In-building Repeater Service Organization
Страница 1: ...CC ID U88 GRS 825DM BC HCT CO LTD SAN 136 1 AMI RI BUBAL EUP ICHEON SI KYOUNGKI DO 467 701 KOREA TEL 82 31 639 8517 FAX 82 31 639 8525 www hct co kr Report No HCT RF09 0416 1 1 ATTACHMENT E User Manua...
Страница 2: ...GRS 825DM BC RF Repeater User Manual January 2009 Version 1 0...
Страница 3: ...Service Network Configuration 5 2 2 System Design and Operation 6 2 2 1 System Design 6 2 2 2 Downlink Uplink Path 8 2 2 3 Frequency Selection 9 3 SPECIFICATIONS 10 3 1 System Capacity 10 3 2 System S...
Страница 4: ...en designed to improve signals in blanket shadow areas inside of buildings to transmit Bell Mobility s signals at nd 800MHz frequencies Characteristics 800MHz Band 80dB Gain with 25dBm maximum composi...
Страница 5: ...es PAM Module to amplify output power linearly in accordance with optimal repeater output power Power Supply Unit Controller to monitor each module in repeater Abbreviation PAM POWER AMPLIFIER MODULE...
Страница 6: ...Bell Mobility User Manual In building Repeater 5 2 System Configuration 2 1 In building Repeater Service Network Configuration Pic 1 In building Repeater Service Organization...
Страница 7: ...Bell Mobility User Manual In building Repeater 6 2 2 System Design and Operation 2 2 1 System Design Pic 2 In building Repeater Internal Design...
Страница 8: ...Bell Mobility User Manual In building Repeater 7 Pic 3 In building Repeater Port Design...
Страница 9: ...00MHz frequencies and has one Donor ANT Port for aiming at each BTS and one Server Port for the In building coverage Therefore the Cavity Filters applied to the Front End of Donor ANT Port and Server...
Страница 10: ...MHz B Blank 880 885 890 891 5 894 MHz 800MHz Downlink Frequency Table Lower B 5MHz Upper B 5MHz B Blank 835 840 845 846 6 849 MHz Lower B 5MHz Upper B 5MHz B Blank 835 840 845 846 6 849 MHz 800MHz Upl...
Страница 11: ...ter 10 3 SPECIFICATIONS 3 1 System Capacity Item Specification Remark DOWNLINK 880MHz 894MHz 14MHz Frequency UPLINK 835MHz 849MHz 14MHz Donor Tx Rx DPX Port Server Tx Rx DPX Capacity OMNI Bandwidth 14...
Страница 12: ...835 840MHz Or DL 885 890MHz UL 840 845MHz 1dB BW Range 50dB 80dB Adjust Step 1 0dB Gain Adjust Accuracy 0 5dB Propagation Delay 800MHz 6 0us F0 750kHz 45dBc marker 29dB Spurious Emission F0 1 98MHz 5...
Страница 13: ...02A 10SL 3Pin SCK 16 2P 2Pin MIL C 5015 Type Circular Type AC Supply AC 120V 60Hz 3 0A Out Dimension 450 L 410 W 199 H cm Net Weight 17 6 kgs Module AL6063S T5 Material Cabinet AL5052P Operation Tempe...
Страница 14: ...put signal strength To add or subtract Attenuation level referring to AGC Power Limit level Used with the Automatic Setup Auto Gain Setting ALC Auto Limit Control To limit output power as far as defau...
Страница 15: ...en repeater is shutdown it periodically recovers output power of repeater then monitors alarming Security Support HTTPS for Web Browser security User authentication through User ID and Password Temper...
Страница 16: ...GST Antenna Donor ANT Server ANT 1 EA 1 EA Not Included RF Cable Antenna connection Cable TBD Not Included Testing and Measuring Equipment Spectrum Analyzer 1 EA Not Included 4 1 1 Checkpoints before...
Страница 17: ...to the Repeater and then it will be ready to use 3 For grounding there is a grounding terminal in main power supply which will be plugged into power outlet There is also a separate grounding terminal...
Страница 18: ...operation will be optimized 2 Check points after open a Check external LED 1 RUN Green light ON Off all lights off 2 ALARM Green light in normal status Red light in alarming 3 SHUT DOWN Green light in...
Страница 19: ...coverage area by using cell phone or other measuring device d Verification of upper level NMS operation status 4 2 Troubleshooting In case of abnormal operation technician should diagnose abnormality...
Страница 20: ...ician should use attenuator to check RF Signal output 4 2 3 Simple Troubleshooting Method a Verify LED Status both on external LED s as well as internal module LED s Normal operation Green light On Al...
Страница 21: ...dvance Check points before open for service Please check quantity of all accessories with specification before you set up Fit cable length in accordance with field condition Set up 800MHz Donor antenn...
Страница 22: ...When in alarming DL over output alarm Make sure output power is operating normally Reset AC power upon completing Alarm troubleshooting When in alarming UL over output alarm Please make sure output l...
Страница 23: ...ting level of maximum temperature limit Temperature offset is normal or not Circumstances of temperature Reset AC power upon completing Alarm troubleshooting When in alarming DL low input alarm Reset...
Страница 24: ...eam When output power is no longer problem Cable connector loose It is possible for connectors to get too tight and damage the equipment or throughput Please contact installer or service provider upon...
Страница 25: ...Check performance of each module Diagnosed by A S team Same as above Please check VSWR of the Cable is normal Change to normal Cable 4 2 6 Troubleshooting Guide Related to NMS Symptom Check Points Tr...
Страница 26: ...io interference to other users the antenna type and its gain should be so chosen t hat the equivalent isotropically radiated power e i r p is not more than that permitted for successful co mmunication...
