Installation guide

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Cisco uBR7200 Series Universal Broadband Router Wireless Modem Card and Subsystem Installation and Configuration
78-6030-03
Installing the Power Feed Panel
Warning Connectthe unit onlytoa DCpowersourcethat complies withtheSafety Extra-Low Voltage(SELV)
requirements inIEC 60950based safetystandards. To seetranslations ofthe warnings that appear
in this publication, refer to the “Regulatory Compliance and Safety Information” section in this
document.
Warning Before performing any of the following procedures, ensure that power is removed from the DC
circuit. To ensure thatall poweris OFF, locatethe circuit breaker on thepanel board thatservices
the DC circuit, switch the circuit breaker to the OFF position, and tape the switch handle of the
circuit breaker in the OFF position. To see translations of the warnings that appear in this
publication, refer to the “Regulatory Compliance and Safety Information” section in this
document.
Wiring the DC power consists of attaching the wires of the DC power source to a removable wiring
block, then plugging that block into the connection on the power feed panel. Refer to Figure 22 and
Figure 23 and follow these steps.
Warning Use 10 AWG wire withinsulation ratedfor 75 C (167 F)or higherto wire the DC inputpower supply
to the power feed panel. To see translations of the warnings that appear in this publication, refer
to the “Regulatory Compliance and Safety Information” section in this document.
Step 1 Ensure that the leads are disconnected from the power source.
Step 2 Ensure that the power/breaker switch for both main and diversity are in the OFF position. (See
Figure 20.)
Figure 20 Wireless Transverter Power/Breaker Switches
Step 3 Using a wire stripper, strip approximately 0.25 inch (6.35 mm) from the +48V and –48V leads. (See
Figure 21.)
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OFF
OFF
MAIN DIVERSITY
CAUTION: This equipment has a connection between the earthed conductor of the
d.c. supply circuit and the earthing conductor. See installation instructions.
ON ON