User's Manual

JUNI JF43-E1900/CFN03
CDMA FIBER FED REPEATER OPERATIONS MANUAL
Version 1.17 ⓒ J
uni America Inc. Page 17 of 88
2.3 Remote Unit
This section describes the main components of the RU, the functions performed by
the components and the user interface.
2.3.1 Remote Unit
RX IN
260 IN
NMS
520 OUT
NMS
220 OUT
TX OUT
1
2
3
4
5
6
7
8
9
11
10
[Figure 2.5] Main Components of the Remote unit
① LPA (Linear Power Amplifier): A 30Watt 6 carrier amplifier which amplifies the
signal into high output power for transmitting to the DL antenna. The amplifier is
operated by +27VDC and has a 43dB Gain.
② Control Module: Used to monitor and control the RU. Also manages the
communication with the DHU.