EXPRESS DAS
Installation and Operations Manual
48
EXPRESS DAS Installation and Operations Manual – Version 2.2 November 2013
5.6.2
AOR Power Supply Unit (PSU)
The AOR PSU provides power to the AOR and can accept either -48V DC or 120V AC input. Make sure
to select the appropriate model when ordering, which will also dictate the power cable that ships with the
unit. With either input, the unit pr6V, +9V and +27V of DC power of output.
The power unit has a circuit breaker to turn the power on/off. A green LED indicates power to the unit.
5.6.3
AOR System Interface Unit (SIU)
The SIU distributes power and signals to each module. The SIU is not a field-replaceable unit.
5.7
VHF/UHF AOR Rear View Connectors
Figure 5.9 – VHF/UHF AOR Rear View Connectors
Item
Description
1. VHF/UHF RX IN
Terminal to receive the downlink signal from MRU
2. VHF/UHF RX OUT
Terminal to receive the signals from uplink antenna
3. VHF/UHF TX OUT
Terminal to transmit the uplink signal to MRU
4. Power Port
Terminal to input either AC 110V or DC-48V
5. GND Lug Port
Terminal to system ground
6. External Port
Port to connect external equipment (not currently in supported)
7. VHF/UHF TX IN
Terminal to radiate the signals to downlink antenna
Table 5.15 – VHF/UHF AOR Connectors
Содержание EXPRESS Single-Carrier DAS
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