Removing The Power Supplies Before Installing The Mx240 Router Without; Lift; Removing The Fan Tray Before Installing The Mx240 Router Without A; Figure 47: Removing A Power Supply Before Installing The Router - Juniper MX240 Hardware Manual

MX240 3D Universal Edge Router Hardware Guide
Removing the Power Supplies Before Installing the MX240 Router Without a Lift
Removing the Fan Tray Before Installing the MX240 Router Without a Lift
82
cables to the router. The following procedures describe how to remove components from
the chassis, first from the rear and then from the front:
Removing the Power Supplies Before Installing the MX240 Router Without a
1.
Lift on page 82
Removing the Fan Tray Before Installing the MX240 Router Without a Lift on page 82
2.
Removing the SCBs Before Installing the MX240 Router Without a Lift on page 83
3.
Removing the DPCs Before Installing the MX240 Router Without a Lift on page 84
4.
Removing the FPC Before Installing the MX240 Router Without a Lift on page 85
5.
Remove the leftmost power supply first and then work your way to the right. To remove
the AC or DC power supplies (see
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.
For an AC-powered router, switch the AC input switch on the power supply to the
2.
off ( ) position. For a DC-powered router, switch the DC circuit breaker on the power
O
supply to the off ( O ) position.
We recommend this even though the power supplies are not connected to power
sources.
Pull the power supply straight out of the chassis.
3.

Figure 47: Removing a Power Supply Before Installing the Router

To remove the fan tray (see
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.
Loosen the captive screws on the fan tray faceplate.
2.
Grasp the fan tray handle, and pull it out approximately 1 to 3 inches.
3.
Figure 47 on page 82):
Figure 48 on page 83 ):
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