Supply; Replacing A T1600 Four-Input 240-A Dc Power Supply; Powering On A Replacement T1600 Three-Input 240-A Power Supply - Juniper T1600 Hardware Manual

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Replacing a T1600 Four-Input 240-A DC Power Supply

Copyright © 2010, Juniper Networks, Inc.

Powering On a Replacement T1600 Three-Input 240-A Power Supply

To power on a replacement three-input 240-A power supply:
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.
Switch on the customer site circuit breakers to provide voltage to the DC power source
2.
cables.
NOTE: If the system is completely powered off when you power on the
power supply, the Routing Engine boots as the power supply completes
its startup sequence. If the Routing Engine finishes booting, you must
power off the system before you power on again. After powering off a
power supply, wait at least 60 seconds before turning it back on.
Verify that the INPUT PRESENT
3.
indicating that the inputs are receiving power.
Switch the circuit breakers on the power supply to the
4.
NOTE: After a power supply is powered on, it can take up to 60 seconds
for status indicators—such as the LEDs on the power supply, the command
output displays, and messages on the LCD display on the craft
interface—to indicate that the power supply is functioning normally. Ignore
error indicators that appear during the first 60 seconds.
Verify that the LEDs on the power supply faceplate are lit steadily, indicating
5. CB ON
that the circuit breakers are on.
Verify that the DC OK LED on the power supply faceplate is lit steadily, indicating that
6.
the power supply is correctly installed and is functioning properly. The
blinks momentarily, then lights steadily.
T1600 Preventing Electrostatic Discharge Damage on page 312
Connecting a Replacement T1600 Three-Input 240-A Power Supply on page 267
Maintaining the T1600 Power Supplies on page 169
Powering On a Replacement T1600 Three-Input 240-A Power Supply on page 269
T1600 Three-Input 240-A DC Power Supply Specifications on page 350
The T1600 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
Chapter 17: Replacing T1600 Router Hardware Components
LEDs on the power supply faceplate are lit steadily,
ON
position ( ).
|
LED
DC OK
269