Juniper T640 Hardware Guide

CHAPTER 29
Replacing Power System Components
•
Replacing a T640 Two-Input 160-A DC Power Supply on page 349
•
Replacing a T640 Three-Input 240-A DC Power Supply on page 356
•
Replacing a T640 Four-Input 240-A DC Power Supply on page 366
•
Replacing a T640 DC Power Supply Cable on a Two-Input 160-A Power Supply,
Three-Input 240-A DC Power Supply, or a Four-Input 240-A DC Power
Supply on page 373
•
Replacing a T640 Six-Input DC Power Supply on page 380
•
Replacing a T640 DC Power Supply Cable on a Six-Input DC Power Supply on page 386
•
Replacing a T640 Six-Input DC Power Supply Front Air Filter on page 389
•
Replacing a T640 Six-Input DC Power Supply Side Air Filter on page 389
•
Replacing a Front Air Filter Element on a T640 AC or DC Power Supply on page 391
•
Replacing a Side Air Filter on a T640 AC Power Supply on page 393
•
Replacing a T640 Three-Phase Delta AC Power Supply on page 396
•
Replacing a T640 Three-Phase Delta AC Power Supply Cord on page 404
•
Replacing a T640 Three-Phase Wye AC Power Supply on page 410
•
Replacing a T640 Three-Phase Wye AC Power Supply Cord on page 416
Replacing a T640 Two-Input 160-A DC Power Supply
1.
Removing a T640 Two-Input 160-A DC Power Supply on page 349
2.
Installing a T640 Two-Input DC Power Supply on page 352
Removing a T640 Two-Input 160-A DC Power Supply
CAUTION: Do not leave a power supply slot empty for more than 30 minutes
while the router is operational. For proper airflow, the power supply must
remain in the chassis, or a blank panel must be used in an empty slot.
The router has either one nonredundant power supply or two redundant, load-sharing
power supplies. Each redundant power supply is hot-insertable and hot-removable.
When a redundant power supply is powered down or removed, the other power supply
349Copyright © 2017, Juniper Networks, Inc.

Juniper T640 Specifications

General

Brand	Juniper
Model	T640
Category	Network Router
Language	English