Board Functions - Zte ZXSDR R8860E GU858 User Manual

R8860E GU858 is composed of ADTR, PA, DFL, RIE, PIB, and PRDC, as shown in
3-3.
Table 3-3 COMPOSITION OF M8206 CABINET HARDWARE
Name
ADTR
PA
DFL
RIE
PIB
RPDC

3.2.2 Board Functions

1. ADTR
Process 2 paths receiving and 1 path transmitting signal;
Uplink & downlink transition for radio link signal;
Downlink IQ signal multiplexing, uplink IQ signal demultiplexing;
Signal amplification, filter, and digit/analog conversion;
Optical and electric signal conversion;
Extract clock reference signal from baseband unit, provide clock for different modules;
RTWP and TSSI measurement report;
Standing wave ratio (SWR) measurement report
Hardware failure self-test and alarm;
Environment Detection;
Provide 2 paths of baseband–RF interface and 4 paths of external alarm input, and a
serial port, a FE interface, a RS232 interface, and a AISG interface;
Provide reset function.
SJ-20101210110401-001|2010-12-06
Meaning
Advanced Dual-mode transceiver
board
RRU Power Amply Unit
Duplexer filter line
RRU interface exchange board
Protective interface board
RRU Power Module
Chapter 3 Structure and Principles
Main functions
Completes the function of transmitter by one path
and receiver by two paths, providing interface and
control
Provides amplification function during transmission
for RF signal
Provides receiving & transmitting combination and
division function for RF signal, and provides low
noise amplification function for signal. It includes
duplexer by one path and receiving filter by one
path.
Mainly completes the transition between PIB board
test and monitoring interface signal
Mainly completes electrically tuned antenna and
tower amplifier AISG interface protection and
ADTR board interface signal transition
Supplied by DC power conversion
3-5
ZTE Proprietary and Confidential
Table