Removing The Power Supplies Before Installing The Mx240 Router With A Lift; Removing The Fan Tray Before Installing The Mx240 Router With A Lift - Juniper MX240 Hardware Manual

Removing the Power Supplies Before Installing the MX240 Router with a Lift

Remove the leftmost power supply first and then work your way to the right. To remove the AC or DC
power supplies (see Figure 49 on page
1. Attach an electrostatic discharge (ESD) grounding strap to your bare wrist and connect the strap to an
approved site ESD grounding point. See the instructions for your site.
2. For an AC-powered router, switch the AC input switch on the power supply to the off (O) position. For
a DC-powered router, switch the DC circuit breaker on the power supply to the off (O) position.
We recommend this even though the power supplies are not connected to power sources.
3. Pull the power supply straight out of the chassis.
Figure 49: Removing a Power Supply Before Installing the Router

Removing the Fan Tray Before Installing the MX240 Router with a Lift

To remove the fan tray (see
1. Attach an electrostatic discharge (ESD) grounding strap to your bare wrist and connect the strap to an
approved site ESD grounding point. See the instructions for your site.
2. Loosen the captive screws on the fan tray faceplate.
3. Grasp the fan tray handle and pull it out approximately 1 to 3 inches.
4. Press the latch located on the inside of the fan tray to release it from the chassis.
5. Place one hand under the fan tray to support it and pull the fan tray completely out of the chassis.
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Figure 50 on page 222 ):
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