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Explains the Repeater's function in extending cellular signal coverage in weak areas.
Overview of the MRx01B Power repeater's capabilities, including multi-band and remote control features.
Highlights the repeater's flexible, custom-configurable modular design for system needs.
Lists supported network technologies such as CDMA, TDMA, GSM900, and PCS1900.
Describes the repeater's architecture with antiparallel amplifier chains and duplexer.
Explains the role of conversion modules in signal amplification, filtering, and frequency conversion.
Details the mother board's function in facilitating communication between modules via I2C-Bus.
Describes the SM 2009 control module for repeater operation and monitoring.
Explains the duplexer's function in isolating uplink and downlink signal paths.
Details the active combiner's role in merging signals before the feedforward amplifier.
Discusses built-in RF probes for signal testing and measurement capabilities.
Describes the feedforward amplifier as the final stage for high output power and ICP3.
Lists the available power supply options for the MRx01B Power unit.
Explains how high selectivity is achieved using IF filters within the modules.
Details methods for adjusting gain locally via rotary switches or remotely.
Explains Automatic Level Control for protecting amplifiers and limiting output power.
Describes Center Frequency Offset compensation and its settings on conversion modules.
Covers Built-In Test Equipment (BITE) monitoring and alarm indication system.
Details the process of alarm recognition, polling, logging, and acknowledgement.
Explains how to retrieve system status information using GET and STATUS commands.
Defines the five alarm severity levels: Critical, Major, Minor, Warning, Disable.
Describes the VSWR module for continuous signal reflection measurement and alarm generation.
Explains how to monitor up to four external alarms like UPS status via the repeater software.
Details the optional modem for remote repeater configuration and information querying.
Describes the optional external RF output connector for connecting external antennas or modems.
Explains the battery backup module for maintaining control module operation during power failures.
Guides on mounting the repeater unit, considering heat dissipation and ventilation requirements.
Covers essential electrical installation steps, including grounding and power hookup.
Explains the procedure for proper grounding of the repeater unit.
Details the mains power connection, including fuse protection and cable replacement.
Provides instructions for connecting antenna cables, emphasizing proper bending radius.
Outlines necessary preparation steps, including antenna isolation measurement.
Describes various methods for setting operational parameters like gain and frequency.
Explains local parameter adjustment using rotary switches on the conversion modules.
Details how to set attenuation for UL and DL paths using rotary switches.
Covers local parameter configuration using a PC via RS232 and VT100 emulation.
Explains remote configuration of settings using a modem and AT commands.
Explains how to interpret the repeater's LED indicators for error status and power.
Guides on checking system alarms and status history using the 'STATUS HIST' command.
Provides brief remarks on power supply output voltage and potential issues.
Offers general advice on handling software downloads and potential user errors.
Outlines general maintenance practices, emphasizing module replacement and warranty.
Details the procedure for replacing the main power fuses (F1 and F2) of the unit.
Explains how to replace the fuse located on individual power supply units.
Describes the process for safely replacing the repeater's mains power cable.
Guides on replacing the battery for memory retention and system date/time.
Provides instructions for removing and replacing duplexer modules in the repeater.
Details the procedure for disconnecting and removing conversion modules.
Explains how to remove and replace the SM 2009 control module and its mounting plate.
Guides on safely removing and installing power supply units, including heat conducting paste.
Details the procedure for disconnecting and removing active combiner modules.
Explains how to replace the feedforward amplifier module and its associated reset board.
Lists detailed electrical and mechanical specifications for the MR301B Power model.
Provides comprehensive lists of available spare parts for various repeater models.
Lists specific spare parts and their identification numbers for the MR301B Power.
Lists specific spare parts and their identification numbers for the MR401B Power.
Lists specific spare parts and their identification numbers for the MR701B Power.
Lists spare parts and IDs for MR801B and MR801Bi Power models.
Provides a diagram showing the physical dimensions and mounting points for installation.
Shows an exemplary internal layout of the repeater from the left side view.
Shows an exemplary internal layout of the repeater from the right side view.
Illustrates the cabling and block diagram for a single-channel repeater configuration.
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General