Juniper MX104 - Installing an MX104 DC Power Supply; Figure 59: Disconnecting the Grounding Cable; Figure 60: Removing a DC Power Supply

Figure 59: Disconnecting the Grounding Cable
Figure 60: Removing a DC Power Supply
Installing an MX104 DC Power Supply
WARNING: Before performing DC power procedures, ensure that power is
removed from the DC circuit. To ensure that all power is off, locate the circuit
breaker on the panel board that services 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 install a DC power supply in the router, you need the following tools:
•
Phillips (+) screwdriver, number 2
•
ESD grounding wrist strap
•
Grounding ring lug with hole sized for an M5 screw
•
M5 nut and washer (one per DC power supply, attached)
•
DC power source cables, minimum 14 AWG or as required by local code (not provided)
179Copyright © 2017, Juniper Networks, Inc.
Chapter 23: Replacing Power System Components