Figure 63: Removing An M120 Upper Front Fan Tray - Juniper Networks Hardware Manual

Figure 63: Removing an M120 Upper Front Fan Tray

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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.
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.
Chapter 14: Replacing M120 Hardware Components
135