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Selectivity achieved via highly selective filters in the IF part of band/channel modules.
Gain adjusted locally via rotary switches (0-30 dB, 2 dB steps) for UL and DL paths.
Automatic Level Control limits output power, protecting amplifier and optical devices.
Monitors power supplies, currents, synthesizer lock, and temperature for system health.
Measures VSWR and can trigger an alarm if VSWR is below 10 dB.
Allows monitoring of up to 4 external alarms, such as UPS status, via Repeater software.
Provides backup power for the control module, lasting at least ten minutes.
Details frequency range, bandwidth, gain, return loss, power supply, and RF connector specs.
Specifies maximum allowed optical loss and required optical return loss.
Provides dimensions, volume, and weight details for the standard cabinet.
Covers operating temperature, humidity, and refers to safety specification leaflets.
Details electrical interfaces including power, RF, and optical connections.
Details input power requirements, mains cable connection, and fuse protection.
Describes the 7/16 female antenna connector and optional adapter.
Details optical connectors (DIN, SC/APC, FC/APC) for Master Unit connection.
Instructions for mounting the Repeater considering heat, weight, and vertical plane.
Details electrical installation, including grounding, power, antenna, and fibre optic connections.
Details grounding procedures and the components of the provided grounding kit.
Explains electrical power connection, including fuse protection and cord replacement.
Describes connecting the antenna connector, recommending hand-screwing for the 7/16 type.
Guidelines for connecting fibre optic cables, emphasizing care and connector compatibility.
Ensures antenna connections are terminated and measures antenna isolation prior to operation.
Covers setting operational parameters via manual switches, PC, or Master Unit.
Sets attenuation locally using rotary switches on RF modules via DIP-Switch 1.
Allows local settings via PC by setting DIP-Switch 2 to OFF for local mode.
Enables remote setting of the Repeater via devices connected to the Master Unit.
Explains LED indicators for error status, boot process, and summary failures.
Describes the signals observed during the Repeater's boot process for status checks.
Checks system alarms using 'status hist' command and acknowledges minor alarms.
States that output voltage is factory set and should not be altered.
Notes that user settings may be overwritten by software downloads; save settings.
No preventative maintenance required; battery replacement recommended every 3 years.
Details replacement of two 8A fuses (F1, F2) located inside the Repeater.
Explains replacing the 10A/35V fuse located externally on the power supply housing.
Procedure for replacing the mains cable, emphasizing disconnection from mains first.
Procedure for replacing the RAM/RTC battery (CR 2450 Lithium) in the control module.
Describes accessing and removing the dummy battery backup module from the control module.
Procedure for replacing the duplexer, specifically for one-channel configurations.
Details disconnecting SMA connectors and removing RF modules, including TDMA considerations.
Procedure for disconnecting cables and removing the control module from its mounting plate.
Instructions for removing power supplies, noting disconnection from mains and required tools.
Details disconnecting SMA connectors and unscrewing counter sunk screws for module removal.
Procedure for replacing the feed forward amplifier, involving reset board and SMA connectors.
Instructions for removing the FSK modulator by disconnecting cables and screws.
Details removing the Transceiver by dismounting FSK modulator, cables, and connector panel screws.
Provides dimensional drawings and layout of the Repeater for installation planning.
Illustrates the internal layout of the Repeater's left side in a four-channel setup.
Shows the internal layout of the Repeater's right side in a four-channel setup.
Presents the block diagram and cabling for a one-channel Repeater configuration.
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General