Replacing A Dc Power Supply Cable - Juniper J2300 Getting Started Manual

7.
Figure 67: Installing an AC Power Supply

Replacing a DC Power Supply Cable

To replace a power cable for a DC power supply:
1.
CAUTION: A licensed electrician must attach a cable lug to the power cable that
you supply. A cable with an incorrectly attached lug can damage the router (for
example, by causing a short circuit).
2.
3.
4.
Press and release the power button to power on the router. Verify that the
LED lights steadily after you press the power button.
POWER
Locate a replacement power cable and a lug that meet the specifications
defined in "Chassis Grounding" on page 101 and "DC Power, Connection, and
Power Cable Specifications" on page 92.
Attach an electrostatic discharge (ESD) grounding strap to your bare wrist and
connect the strap to the ESD point on the chassis, or to an outside ESD point if
the router is disconnected from earth ground. For more information about
ESD, see "Preventing Electrostatic Discharge Damage" on page 221.
Press and release the power button to power off the Services Router. Wait for
the LED to turn off.
POWER
Ensure that the voltage across the DC power source cable leads is 0 V and that
the cable leads cannot become active during installation.
Replacing and Troubleshooting Hardware Components
Replacing Hardware Components
183