User's Manual

PN 8100-40 Help Hot Line (U.S. only): 1-800-530-9960 2-3
620004-0 Rev. B
System Overview
The following figure shows a block diagram of a single band LGCell system. Note
that uplink and downlink RF and control signals for an RAU travel through one Cat-5
cable.
Figure 2-2 LGCell System Block Diagram (Single Band)
RF
Processing
RF
Processing
Combiner
Splitter
E/O
E/O
E/O
E/O
E/O
E/O
E/O
E/O
RF
Processing
RF
Processing
Duplexer
O/E
Alarm Control
Power Supply Power Supply EH/RAU
Control
SplitterSplitter
Diagnostics
RF
Processing
Remote Access UnitExpansion HubMain Hub
BTS
or
Repeater
O/E
RF
Processing
Control
Combiner
Control
From/To
Multimode
Fiber
Multimode
Fiber
Cat-5
Cat-5
Cat-5
Cat-5