User's Manual Part 1

2-11
Expansion Hub Features
• Mounts in a standard 19" equipment rack, with 17.25” (438 mm)
• Height is 1.7" (44.5 mm). The Dual Band Expansion Hub is 3.5” (88.9 mm)
high.
• Operates with worldwide AC power, 100-240 VAC at 1.6 A and 50/60 Hz
• Connects up to four RAUs. The Dual Band Expansion Hub connects up to four
RAUs for the 900 system and up to four RAUs for the 1800 system.
• Connects to the Main Hub with MMF transmit/receive cable (up to 1.5 dB
optical loss, approximately 1 kilometer without jumpers)
• Connects up to four RAUs via four RJ-45 connectors that feed RAUs directly
through a UTP/STP cable
• Provides DC power to RAUs through the UTP/STP cable
• Has easily accessible connectors
• Displays system operation via front panel LEDs
• Communicates with Main Hub for system alarm status
Expansion Hub Front Panel
Expansion Hub Description
1
AC power cord connector
2
Power On/Off switch
3
In Fiber Port (labeled
MAIN HUB
), one standard ST connector for MMF
downlink (labeled
DOWN
)
4
In Fiber Port (labeled
MAIN HUB
), one standard ST connector for MMF uplink
(labeled
UP
)
5
One LED for port sync status (labeled
SYNC
)
6
One LED for power (labeled
POWER
)
7
Four standard UTP/STP CAT 5 Cable RJ-45 female connectors (labeled
ANTENNA PORTS
1
,
2
,
3
, and
4
)
1 2
35
6
7
4
7 7 7
(Labeled
1
,
2
,
3
, and
4
)
9
8