User's Manual

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8
[HPA]
30Watt(45dBm) High power amplifier that
linearly amplifies the RU CDMA signal and send
to RU ANT through the FE-Duplexer.
9
[FE-Duplexer]
Front end duplexer that passes through desired
frequency bands.
10
[PSU]
Converts AC 110V to DC 29V, DC 9V, and DC
6.5V, and distributes the voltages to different
modules. It includes AC power on/off switch and
HPA 29V power on/off switch.
11
[NMS]
Monitors the status of RU each module, and
controls the configurable items of the RU
modules.
12
[Interface BD]
Provides DC current to modules which are
connected to interface B’D and supports a
connection port to communicate with NMS B’D.