Tools And Parts Required To Replace M120 Components; Table 21: M120 Field-Replaceable Units; Table 22: Tools And Parts Required - Juniper M120 Hardware Manual

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Tools and Parts Required to Replace M120 Components

128

Table 21: M120 Field-Replaceable Units

Hot-Removable and Hot-Insertable FRUs
Air filter
Craft interface
Control Board (CB) (if redundant)
Routing Engine (if redundant)
Forward Engine Boards (FEBs)
Flexible PIC Concentrators (FPCs)
Compact Flexible PIC Concentrators (CFPCs)
AC and DC power supplies (if redundant)
Front and rear fan trays
Physical Interface Cards (PICs)
M120 Router Chassis Description on page 6
Overview of Troubleshooting Resources for the M120 Router on page 117
To replace hardware components, you need the tools and parts listed in Table 22 on
page 128.

Table 22: Tools and Parts Required

Tool or part
3/8–in. nut driver or pliers
Blank panels (if component is not
reinstalled)
Hot-Pluggable FRUs
Control Board (CB) (if not redundant)
Routing Engine (if not redundant)
Forwarding Engine Boards (FEBs) (if not
redundant)
Components
Cables and connectors
DC power supply
Craft interface
CB
FEB
FPC
PIC
Power supply
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