Figure 35: Removing An Upper Front Fan Tray Before Installing The M120 - Juniper M120 Hardware Manual

M120 Multiservice Edge Router Hardware Guide
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Attach an electrostatic discharge (ESD) grounding strap to your bare wrist, and connect
1.
the strap to an approved site ESD grounding point. See the instructions for your site.
If removing the lower front fan tray, simultaneously pull the two releases labeled PULL
2.
on the cable management system. Lift it up and outward to lock it in place.
Loosen the captive screw on each side of the fan tray faceplate.
3.
Grasp the handle and pull the fan tray out approximately 1 to 3 inches.
4.
WARNING: To avoid injury, keep tools and your fingers away from the fans
as you slide the fan tray out of the chassis. The fans might still be spinning.
Pause for approximately 15 seconds to allow the fans to stop spinning.
5.
When the fans stop spinning, place one hand under the fan tray to support it and pull
6.
the fan tray completely out of the chassis.
Figure 35: Removing an Upper Front Fan Tray Before Installing the M120 Router
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