User's Manual

Advanced RF Technologies, Inc.
34
Figure 3-22 Ports at the back panel (Master RU)
3.2.1.3 Optic Port
x Connets to ADX-H-OPT-8, ADX-H-OPT-4, or ADX-R-OEU via optic line
3.2.1.4 Power On/Off Switch & DC IN Port
x Power On/Off switch
- Master RU Power On/Off switch
x DC IN Port
- Connects to DC output port of AC/DC adapter (ADX-R-ADP-30) or RU PSU (ADX-R-PSU-30)
3.2.1.5 PSU Alarm Port
x Connects to the ADX-R-PSU-30
x The ADX-H-NMS and the Master RU can monitor the status of the ADX-H-PSU-30 via this port
3.2.1.6 GUI Port
x Connects to a laptop via USB cable
x Monitor/control the RU and the HE connected to the RU using User GUI, which is a Windows based program.
ADRF 32-bit or 64-bit drivers will also be required to access the RU using the User GUI.
3.2.1.7 RS-485 Port
x Slave RU should be connected to master RU in a diasy chain structure using RS-485 line to monitor and control
slave RUs.
x The RS-485 cable connected to master RU should be connected to RS-485 IN port of slave RU. When a slave
RU is connected to another slave RU, then the RS-485 cable should be connected from the RS-485 OUT port to
the RS-485 IN of the 2
nd
Slave RU. (Figure 3-23)
x If RS-485 port connections between Remote Modules are not correct, master RU will not be able to recognize
all subordinate slave RUs. (Figure 3-24)
x WARNING! The RS-485 ports should NEVER be connected to the Ethernet port of laptop or Ethernet Network
Equipment. Doing so may cause serious damage to the Remote Modules or network equipments. (Figure
3-25)
P
OWE
R
S
OFT FAIL
HA
RD FAI
L
COM
M
OPTICFAI
L
DC IN +27V
PSU ALARM
RS-485GUI
OPTIC
ON/OFF
ON
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ADDR
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