Juniper MX480 Hardware Manual page 367

6. Arrange the cable in the cable management brackets to prevent it from dislodging or developing stress
points. Secure the cable so that it is not supporting its own weight as it hangs to the floor. Place excess
cable out of the way in a neatly coiled loop. Placing fasteners on the loop helps to maintain its shape.
CAUTION:
allow the fastened loops of a cable to dangle, which stresses the cable at the
fastening point.
CAUTION:
An arc smaller than a few inches in diameter can damage the cable and cause
problems that are difficult to diagnose.
7. For an FPC3 PIC, loosen the captive screw at the bottom of the PIC faceplate, then twist the ejector
handle at the top of the faceplate counterclockwise to unseat the PIC.
8. Slide the PIC out of the FPC card carrier and place it in the electrostatic bag or on the antistatic mat.
9. If you are not reinstalling a PIC into the emptied PIC slot within a short time, install a blank PIC panel
over the slot to maintain proper airflow in the FPC card cage.
Figure 131: Removing a PIC
Do not let fiber-optic cables hang free from the connector. Do not
Avoid bending a fiber-optic cable beyond its minimum bend radius.
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