Replacing The Jrr200 Route Reflector Fan Tray; Figure 15: Jrr200 Route Reflector Fan Tray Numbering - Juniper JRR200 Hardware Manual

JRR200 Route Reflector Hardware Guide

Replacing the JRR200 Route Reflector Fan Tray

54
alarm is triggered when a fan fails, and a minor alarm and major alarm is triggered
when a fan tray is removed. We recommend that you replace the fan tray immediately
to maintain proper cooling.
To display the status of the cooling system, issue the
command. The output shown below is an example.
user@host> show chassis environment
Class Item
Temp CBD 0 System Temp1 - Front
CBD 0 System Temp2 - Back
CBD 0 CPU0 Temp
CBD 0 CPU1 Temp
Power Power Supply 0
Power Supply 1
Fans Fan Tray 0
Fan Tray 1
Fan Tray 2
Fan Tray 3
Each fan tray is a field-replaceable unit (FRU) installed in the rear panel of JRR200 route
reflector. You can remove and replace the fan trays without powering off JRR200 route
reflector or disrupting route reflector functions.
NOTE: All the fan trays must be installed and operational for optimal
functioning of JRR200 route reflector.
To replace the fan tray:
Identify the physical location of the faulty fan tray on the rear panel of the chassis.
1.
Figure 15 on page 54 shows how the fan trays are numbered.

Figure 15: JRR200 Route Reflector Fan Tray Numbering

Attach an electrostatic discharge (ESD) grounding strap to your bare wrist, and connect
2.
the strap to the ESD point on the chassis.
Loosen the captive screws on the fan tray faceplate.
3.
Grasp the captive screw and pull out the fan tray completely out of the chassis.
4.
show chassis environment
Status Measurement
OK 25 degrees C / 77 degrees F
OK 32 degrees C / 89 degrees F
OK 41 degrees C / 105 degrees F
OK 36 degrees C / 96 degrees F
OK
OK
OK Spinning at normal speed
OK Spinning at normal speed
OK Spinning at normal speed
OK Spinning at normal speed
Copyright © 2018, Juniper Networks, Inc.