CHAPTER 28
Replacing Power System Components
Replacing a T320 DC Power Supply
Removing a T320 DC Power Supply
Copyright © 2018, Juniper Networks, Inc.
Replacing a T320 DC Power Supply on page 249
Replacing a T320 DC Power Supply Cable on page 254
The router has two redundant, load-sharing DC power supplies. Each power supply is
hot-insertable and hot-removable. When one power supply is powered down or removed,
the other power supply automatically assumes the entire electrical load for the router.
1.
Removing a T320 DC Power Supply on page 249
Installing a T320 DC Power Supply on page 252
2.
The power supplies are located at the rear of the chassis below the SIBs. Each power
supply weighs approximately 12 lb (5.4 kg).
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.
NOTE:
After powering off a power supply, wait at least 60 seconds before
turning it back on.
To remove a power supply:
249