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Replace Power Sys
tem Components
8. Press the power switch on the faceplate to the ON ( | ) position.Verify that the blue
OUTPUT OK LED eventually lights steadily.
After powering off a power supply, wait at least 60 seconds before
turning it back on. After powering on a power supply, wait at least
60 seconds before turning it off.
If the router i
s c om pletely powered down when you power on
the power supply, t he Routing Engine boots as the power supply
completes its
startup sequence. If the Routing Engine finishes booting
and you need to power down the router again, first issue the CLI
request syst
em halt command. For more information, see “Disconnect
ACPowerfromtheRouter”onpage102or“DisconnectDCPowerfrom
the Router” o
n page 109.
After a power supply is powered on, it can take up to 60 seconds for
status indicators—such as LEDs on the power supply and show chassis
commands—to indicate that the p ower supp ly is functioning normally.
Ignore error indicators that appear during the first 60 seconds.
Figure 35: Install an AC Power Supply
1318
Safety lever
Disconnect and Connect AC Power
The power cord that plugs into the appliance in let on the faceplate of each AC power supply
provides direct connection to the external power source. See the following sections:
• Disconnect AC Power from the Router on page 102
• Connect AC Power to the Router on page 102
Replace Hardware Components
101