Figure 114: Removing The M120 Craft Interface - Juniper M Series Monitoring And Troubleshooting Manual

M Series and T Series Routers Monitoring and Troubleshooting Guide
Replacing the M120 Router Craft Interface
Replacing the M320 Router Craft Interface
264
Turn the impeller assembly over so that the lettering on the craft interface is right side
7.
up.
Using a Phillips screwdriver, loosen and remove the four screws that secure the top
8.
of the craft interface housing to the impeller assembly.
Using a Phillips screwdriver, loosen and remove the screws located on the rear side
9.
of the craft interface at the side. There are two screws at each side, located near the
holes for the captive screws that secure the impeller assembly to the chassis.
Grasp the sides of the craft interface and pull it straight off the front of the impeller
10.
assembly.
The craft interface is located on the front of the chassis above the FPC card cage.
To remove the craft interface:
NOTE: Removing the front upper fan tray before you remove the craft
interface makes it easier to grasp the craft interface as you remove it. For
instructions on removing a front fan tray, see the appropriate router hardware
guide.
Attach an electrostatic discharge (ESD) grounding strap to your bare wrist, and connect
1.
the strap to one of the ESD points on the chassis.
With a 3/8-inch nut driver or pliers, loosen and remove the two nuts that secure the
2.
craft interface to the chassis. Also remove the two washers located behind the nuts.
Grasp the craft interface by the left and right flanges and carefully pull it straight out
3.
of the chassis.

Figure 114: Removing the M120 Craft Interface

The craft interface is located on the front of the chassis above the FPC card cage.
To remove the craft interface:
Copyright © 2012, Juniper Networks, Inc.