Installing An M120 Feb; Figure 75: Installing An M120 Feb - Juniper Networks Hardware Manual

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Installing an M120 FEB

To install a FEB (see Figure 75 on page 151):
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.
Place one hand underneath the FEB to support it. With the other hand, hold one of
2.
the ejector handles on the FEB faceplate.
Carefully align the sides of the FEB with the guides inside the chassis.
3.
Carefully slide the FEB into the chassis, ensuring that it is correctly aligned.
4.
Grasp both ejector handles and press them inward to seat the FEB.
5.
Tighten the captive screws on the ejector handles.
6.
Press the offline/online button until the green
7.
To verify that the FEB is functioning normally, check the LEDs on its faceplate. The
8.
green LED should light steadily a few minutes after the FEB is installed. If the
OK
LED is lit steadily, remove and install the FEB again (see "Removing an M120 FEB" on
page 149). If the LED still lights steadily, the FEB is not functioning properly. Contact
FAIL
your customer support representative.
To check the status of the FEBs, issue the following CLI command:
user@host> show chassis environment feb

Figure 75: Installing an M120 FEB

Chapter 14: Replacing M120 Hardware Components
OK LED blinks to bring the FEB online.
FAIL
151