User's Manual

4. Commissioning
Page 46 MF0200A5C_ION-U_L_7_80-85_17EP_19P.docx Manual for ION
®
-U
4.2.8. Expansion ports connections
The Expansion ports are QMA-F connectors that are used to connect to an Extension
Unit to provide additional bands of coverage. The cables (1.5 m) required are
included in the EU delivery
1. Connect an RF cable with QMA male connectors between the UL Expansion
port connector of the RU to the UL port of the Extension Unit. Press the QMA
connector of the cable onto the UL port of the RU until it clicks into place to
connect the cable.
2. Connect an RF cable with QMA male connectors between the DL Expansion
port connector of the RU to the DL port of the Extension Unit. Press the QMA
connector of the cable onto the DL port of the RU until it clicks into place to
connect the cable.
figure 4-24 Expansion ports
4.2.9. Alarm port
The Alarm port (RU only) provides alarm contacts that are used to monitor and report
alarms generated by other equipment. The connector is a 5-pin Binder 712 series
connector.
5-Pin Binder 712 Series
Pin Assignment
1 EXT1_Alarm
2 EXT1_GND
3 n.c.
4 EXT2_Alarm
5 EXT_GND
figure 4-25 Alarm connector table 4-6 Alarm connector
51
To Extension unit
UL
DL