Chapter 9

Grounding and Providing Power to the Router

Tools and Parts Required on page 53

Grounding the Router on page 54

Connecting Power to an AC-Powered Router on page 54

Powering On an AC-Powered Router on page 55

Connecting Power to a DC-Powered Router on page 56

Powering On a DC-Powered Router on page 58

Powering Off the Router on page 59

Tools and Parts Required

To ground and provide power to the router, you need the following tools and parts:

Phillips (+) screwdrivers, numbers 1 and 2

2.5-mm flat-blade (–) screwdriver

3/8-in. nut driver or hexagonal-head external drive socket wrench, with a torque range between 23 lb-in. (2.6 Nm) and 25 lb-in. (2.8 Nm) tightening torque, for tightening nuts to terminal studs on each power supply (on a DC-powered router)

CAUTION: Do not substitute a metric nut driver or wrench. A tool that does not fit the nuts exactly can damage them. You must use a 3/8-in. tool.

Wire cutters

Electrostatic discharge (ESD) grounding wrist strap

Tools and Parts Required 53

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Juniper Networks MX240 manual Grounding and Providing Power to the Router, Tools and Parts Required