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User's Manual Part 2

ManualsBrandsADC Telecommunications ManualsElectronicsIn Building Repeater - Remote Access Unit
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PN 8100-40 Help Hot Line (U.S. only): 1-800-530-9960 9-3
620004-0 Rev. E
Installing the Main Hub
9.2 Installing the Main Hub
9.2.1 Main Hub Installation Checklist
Installation Requirement Consideration
Floor Plans Installation location of equipment clearly marked
Main Hub Same frequency and protocol as Expansion Hub(s)
AC power available Power cord is 2 m (6.5 ft) long
• 117V AC, 0.3 amp @ 60 Hz
• 230V AC, 0.15 amp @ 50 Hz
Rack space available 4.4 cm (1.75 in.) high
Clearance for air circulation 7.6 cm (3 in.) front and rear
Suitable operating environment 0° to 45°C (32° to 113°F)
5% to 95% non-condensing humidity
Donor Antenna-to-LGCell Configuration
Donor Antenna Installed, inspected; N-male to N-male coaxial cable to lightning arrestor/surge sup-
pressor
Lightning Arrestor or
Surge Suppressor
Installed between roof-top antenna and repeater; N-male to N-male coaxial cable
Repeater Installed between lightning arrestor/surge suppressor and Main Hub; N-male to
N-male coaxial cable
Base Station-to-LGCell Configuration
Microcellular Base Station Verify RF power (see tables in Section 7.1); N-male to N-male coaxial cable;
installed, inspected
Attenuation may be required to achieve the desired RF output per carrier at the RAU
LGCell Alarms to Base Station
Alarm cable If connecting one LGCell system to the base station, make custom cable on site.
If connecting multiple LGCell systems to the base station, use the 5-port
Daisy-Chain Alarm Cable
(PN 4022-5). As necessary, make a custom cable to
mate the Daisy-Chain Alarm Cable to the base station’s input alarm connec-
tor port.
Cascading multiple Main Hubs
Power combiner/divider N-male to N-male coaxial cables; power combiner/divider to Main Hub and base
station or repeater
Cabling
Coax (Simplex) Coax approved; N-type male unidirectional connectors; repeater or base station to
Main Hub
Coax (Duplex) Coax approved; N-type male, bidirectional connectors; repeater or base station to
Main Hub
MMF 62.5µm/125µm; ST optical connectors, male; up to 1 km (3300 ft); Main Hub to
Expansion Hubs