Ericsson MINI-LINK TN R3 ETSI, Technical Description

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MINI-LINK TN R3 ETSI
4.3.2 External Interfaces
RADIO
ALARM
POWER
ALIGNMENT
RADIO CABLE
8464
4
4
2
1
3
1 2 3
ALIGNMENT
RADIO
CABLE
POWER ALARM
Figure 61 External interfaces, RAU1 and RAU2 mechanical design
Item Description
1 Radio cable connection to the MMU, 50
Ω
N-type connector. The
connector is equipped with gas discharge tubes for lightning protection.
2 Protective ground point for connection to mast ground.
3 Test port for antenna alignment.
4 Red LED: Unit alarm. Green LED: Power on.
4.3.3 RAU Types
A RAU is designated as RAUX Y F, for example RAU2 N 23. When ordering,
additional information about frequency sub-band and output power version is
necessary. The letters have the following significance:
• X indicates mechanical design 1 or 2.
• Y indicates MMU compatibility as follows:
− "blank", for example RAU2 23, indicates compatibility with a C-QPSK
MMU.
− N or X, for example RAU2 N 23, indicates compatibility with a C-QPSK
MMU and a QAM MMU.
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