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4.3
Hardware Architecture
The main hardware structure module of R8860E includes 6 parts:
l
DFL (Duplex Filters LNA)
l
RIE board (RRU Interface Exchange board)
l
PA (Power Amplifier)
l
RPDC (RRU Power for DC)
l
ADTR board (Advanced Dual-mode Transceiver)
l
PIB (Protect Interface Board)
Figure 6 R8860E System Structure
4.3.1
ADTR (Advanced Dual-mode Transceiver)
l
Process 2 paths receiving and 1 path transmitting signal;
RST
Reset button
button
RF button
RF switch button
Optical interface
CAL
detection button
RIE
PIB
PWR ALM
R8860E
© 2011 ZTE CORPORATION. All rights reserved.
ZXSDR R8860E Product Description
Press this key to reset R8860E
Press once RF switch state to handover or
do standing wave ratio (SWR) check
Press once this key to detect whether
optical port is normal by self-loop
ADTR
CPRI 1
CPRI 2
RPDC
DC in
Rx in
Rx out
PA
PA Out
Rx1-2 Rx2 Rx1-1
DFL
ANT1
ANT2
9
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