Juniper Networks MX240 manual Field-Replaceable Units, Tools and Parts Required

MX240 Ethernet Services Router Hardware Guide

Table 23: Field-Replaceable Units

Hot-Removable and Hot-Insertable FRUs	Hot-Pluggable FRUs
Air filter	Master Switch Control Board (SCB) (if
	redundant)
Craft interface
	Master Routing Engine (if redundant)
Backup Switch Control Board (SCB) (if
redundant)	Switch Control Board (SCB) (nonredundant)
Backup Routing Engine (if redundant)	Routing Engine (nonredundant)
Dense Port Concentrators (DPCs)
AC and DC power supplies (if redundant)
Fan tray

Tools and Parts Required

To replace hardware components, you need the tools and parts listed in

Table 24 on page 88.

Table 24: Tools and Parts Required

Tool or part	Components
3/8-in. nut driver or socket wrench	Cables and connectors
	DC power supply
Blank panels (if component is not	SCB
reinstalled)
	DPC
	Power supply
	Routing Engine
Electrostatic bag or antistatic mat	Craft Interface
	SCB
	DPC
	Routing Engine
Electrostatic discharge (ESD)	All
grounding wrist strap
Flat-blade (–) screwdriver	Cables and connectors
	DPC

88■ Tools and Parts Required