Configuring Dc Power On A T640 (Four 60-A Cables On A Six-Input Dc Power Supply) - Juniper T640 Hardware Manual

T640 Core Router Hardware Guide

Configuring DC Power on a T640 (Four 60-A Cables on a Six-Input DC Power Supply)

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Documentation
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When you connect four cables on a six-input DC power supply, you must specify the
number of input feeds connected in the software. If the number of physical input feeds
receiving power does not match the number of configured input feeds, the router displays
an alarm message.
Configure the number of input feeds to indicate that four DC power cables are
1.
connected.
[edit]
user@host# set chassis pem feeds 4
NOTE: The default number of input feeds is 6.
(Optional) If the power has been underprovisioned for your configuration, some FPCs
2.
might not be brought online if the available power capacity is exceeded. When you
reboot the router, FPCs are brought online based on the default setting of the
fru-poweron-sequence
to change the default order in which FPCs are brought online when the router is
rebooted. The default sequence is the numerical order of the FPC slots (0 through 7).
[edit]
user@host# set chassis fru-poweron-sequence fru-poweron-sequence
(Optional) Use the show
3.
correct.
[edit]
user@host# show
pem {
feeds 4;
}
Commit the configuration to activate it on the router, and exit configuration mode.
4.
[edit]
user@host# commit
user@host# exit
user@host>
T640 Power System Description on page 60
Connecting DC Power to the T640 Router (Four 60-A Inputs to Six-Input DC Power
Supplies) on page 158
Connecting DC Power to the T640 Router (Five 60-A Inputs to Six-Input DC Power
Supplies) on page 154
Troubleshooting the T640 Power System on page 207
T640 DC Power System Requirements on page 430
command. You can use the
statement to display the configuration to verify that it is
command
fru-poweron-sequence
Copyright © 2013, Juniper Networks, Inc.