CHAPTER 19
Maintaining Cooling System Components
•
Removing a Fan Module from a TCX1000-RDM20 on page 117
•
Installing a Fan Module in a TCX1000-RDM20 on page 118
Removing a Fan Module from a TCX1000-RDM20
The fan modules in a TCX1000-RDM20 are hot-removable and hot-insertable
field-replaceable units (FRUs)—you can remove and replace them without powering off
the TCX1000-RDM20 or disrupting TCX1000-RDM20 functions.
NOTE:
The fan module must be replaced within 96 hours of fan failure.
CAUTION:
Replace the fan module within two minutes of removal to prevent
chassis overheating. Before removing the fan module, ensure that you have
a replacement fan module available.
Before you remove a fan module from a TCX1000-RDM20, ensure that you have taken
the necessary precautions to prevent electrostatic discharge (ESD) damage (see
“Prevention of Electrostatic Discharge Damage” on page 178
).
Ensure that you have the following parts and tools available:
•
ESD grounding strap
•
Antistatic bag or an antistatic mat
To remove a fan module from a TCX1000-RDM20 (see
):
1.
Place the antistatic bag or the antistatic mat on a flat, stable surface.
2.
Attach an ESD grounding strap to your bare wrist to prevent damage to the equipment
caused by static discharge. Connect the strap to one of the ESD points on the chassis.
3.
Begin by loosening the captive thumb screws on the installed fan unit.
117
Copyright © 2019, Juniper Networks, Inc.
Содержание TCX1000-RDM20
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