Connecting An Mx480 Ac Power Supply Cord - Juniper MX480 Hardware Manual

3. Wrap and fasten one end of the ESD grounding strap around your bare wrist, and connect the other
end of the strap to the ESD point on the chassis.
4. Move the AC input switch on the chassis above the AC power supply or the DC circuit breaker on each
DC power supply faceplate to the off (0) position.

Connecting an MX480 AC Power Supply Cord

To connect the AC power cord:
1. Locate a replacement power cord with the type of plug appropriate for your geographical location (see
"AC Power Cord Specifications for the MX480 Router" on page
2. Connect the power cord to the power supply.
3. Route the power cord along the cable restraint toward the left or right corner of the chassis. If needed
to hold the power cord in place, thread plastic cable ties, which you must provide, through the openings
on the cable restraint.
4. Verify that the power cord does not block the air exhaust and access to router components, or drape
where people could trip on it.
5. Attach the power cord to the AC power source, and switch on the dedicated customer site circuit
breaker for the power supply. Follow the ESD and connection instructions for your site.
6. Switch the AC input switch on the each power supply to the on (—) position and observe the status
LEDs on the power supply faceplate. If the power supply is correctly installed and functioning normally,
the AC OK and DC OK LEDs light steadily, and the PS FAIL LED is not lit.
SEE ALSO
Replacing an MX480 AC Power Supply | 392
AC Electrical Specifications for the MX480 Router | 49
51).
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