Installing A T320 Routing Engine; Figure 87: Removing A T320 Routing Engine - Juniper T320 Hardware Manual

T320 Core Router Hardware Guide
170

Figure 87: Removing a T320 Routing Engine

Installing a T320 Routing Engine

To install a Routing Engine (see Figure 88 on page 171):
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. For more information about ESD,
see "Preventing Electrostatic Discharge Damage to a T320 Router" on page 210.
Ensure that the ejector handles are not in the locked position. If necessary, press the
2.
red tabs and flip the ejector handles outward.
Place one hand underneath the Routing Engine to support it. With the other hand,
3.
grasp one of the ejector handles on the faceplate.
Carefully align the sides of the Routing Engine with the guides inside the chassis.
4.
Slide the Routing Engine into the chassis until you feel resistance, then press the
5.
Routing Engine's faceplate until it engages the midplane connectors.
Press both the ejector handles inward to seat the Routing Engine.
6.
The Routing Engine might require several minutes to boot.
If applicable, tighten the screws on the extractor handles, using a Phillips screwdriver.
7.
Be sure to tighten the screws enough to seat the Routing Engine properly.
Press the Routing Engine cover into place, then tighten the captive screws on the
8.
corners of the cover to secure it to the chassis (see Figure 89 on page 171).
If the router is powered on and the Routing Engine's corresponding T-CB is functioning
9.
normally, the Routing Engine comes online automatically. To verify that the Routing
Engine is installed correctly, check the
If the router is operational and the Routing Engine is functioning properly, the green
LED lights steadily. If the red
OK
the Routing Engine again. If the red
not functioning properly. Contact your customer support representative.
To check the status of the Routing Engine, use the CLI command:
user@host> show chassis routing-engine
For more information about using the CLI, see the Junos OS manuals.
HOST0 and HOST1 LEDs on the craft interface.
LED lights steadily instead, remove and install
FAIL
LED still lights steadily, the Routing Engine is
FAIL
Copyright © 2010, Juniper Networks, Inc.