User's Manual

Sprint User Manual
Digital TRI-Band Indoor Repeater
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1. SUMMARY
GRS-TRIR-SPR is an Digital RF repeater, which iDEN 800/900 and US PCS Band Service. This
system has 90dB gain in the iDEN 800/900 band and PCS band respectively with 25dBm and
24dBm maximum power each
GRS-TRIR-SPR receives RF signal from BTS and transmits it to the blanked and shadowed area,
thus providing and improving voice and image data services. GRS-TRIR-SPR’s goal is to support
BTS’s functions proportionately.
GRS-TRIR-SPR communicates with BTS wirelessly, thus saving additional costs for its
maintenance.
GRS-TRIR-SPR consists of RF/IF part Module, PA Module, Wave Module, Digital Filter module,
and I/O & Control module divisions, which are supplied with Alarm LED, thus providing quick
and easy maintenance and troubleshooting of the repeater.
This manual describes in general structure of GRS-TRIR-SPR, its application, maintenance and
troubleshooting, installation and operation etc.
This equipment is indoor use and all the communication wirings are limited to inside of the
building.
CAUTION
RISK OF EXPLOSION IF BATTERY IS REPLACED BY AN IN CORRECT TYPE.
DISPOSE OF USED BATTERIES ACCORDING TO THE INSTRUCTIONS
Abbreviation
PCS : Personal Communication System
RF: Radio Frequency
BTS: Base Transceiver Station
IF: Intermediate Frequency
I/O : Input/Output