To connect the QFX5120-48Y switch to earth ground, you need:
•
A grounding cable (minimum 12 AWG (2.5 mm²), minimum 90° C wire, or as permitted by the local code), a grounding
lug (Panduit LCD10-10A-L or equivalent), a pair of 10-32 x .25- in. screws with #10 split-lock washers, and a pair of
#10 flat washers—not provided
To connect the QFX5120-32C switch to earth ground, you need:
•
A grounding cable (minimum 14 AWG (1.5 mm²), minimum 90° wire, or as permitted by the local code), a grounding lug
(4.3 mm circular Lug), one 8 mm screw—not provided
To connect power to the switch, you need:
•
For all the AC-powered models (QFX5120-48Y-AFO2, QFX5120-48Y-AFI2, QFX5120-32C-AFO, and
QFX5120-32C-AFI)—An AC power cord with a plug appropriate for your geographical location, and a power cord
retainer—provided.
•
For all the DC-powered models (QFX5120-48Y-DC-AFO2 and QFX5120-48Y-DC-AFI2)—DC power source cables (12
AWG) with ring lugs attached (Molex 190700069 or equivalent)—not provided.)
To perform initial configuration of the switch, you need:
•
An Ethernet cable with an RJ-45 connector attached—provided
•
An RJ-45 to DB-9 serial port adapter—provided
•
A management host, such as a PC, with an Ethernet port—not provided
Register product serial numbers on the Juniper Networks website and update the installation base data if there is any
addition or change to the installation base or if the installation base is moved. Juniper Networks will not be held accountable
for not meeting the hardware replacement service-level agreement for products that do not have registered serial numbers
or accurate installation base data.
Register your product at https://tools.juniper.net/svcreg/SRegSerialNum.jsp.
Update your installation base at https://www.juniper.net/customers/csc/management/updateinstallbase.jsp.
CAUTION:
•
AC and DC power supplies in the same chassis.
•
Power supplies with different airflow directions in the same chassis.
•
Power supplies and fan modules with different airflow airflow directions in the same chassis.
WARNING: To prevent ESD damage, wrap and fasten one end of an ESD wrist strap around your
bare wrist, and connect the other end of the strap to the ESD point on the switch.
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