MX240 Ethernet Services Router Hardware Guide
Table 23: Field-Replaceable Units
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
88
Tools and Parts Required
Hot-Removable and Hot-Insertable FRUs
Air filter
Craft interface
Backup Switch Control Board (SCB) (if
redundant)
Backup Routing Engine (if redundant)
Dense Port Concentrators (DPCs)
AC and DC power supplies (if redundant)
Fan tray
Tool or part
3/8-in. nut driver or socket wrench
Blank panels (if component is not
reinstalled)
Electrostatic bag or antistatic mat
Electrostatic discharge (ESD)
grounding wrist strap
Flat-blade (–) screwdriver
Hot-Pluggable FRUs
Master Switch Control Board (SCB) (if
redundant)
Master Routing Engine (if redundant)
Switch Control Board (SCB) (nonredundant)
Routing Engine (nonredundant)
Components
Cables and connectors
DC power supply
SCB
DPC
Power supply
Routing Engine
Craft Interface
SCB
DPC
Routing Engine
All
Cables and connectors
DPC