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7. Flipapowersupply’sEnableswitchtotheonposition(ON).SeeFigure71onpage181.
Observe the power supply faceplate LEDs. If the power supply is installed correctly
and functioning normally,the INPUT OK / IN OK and OUTPUTOK / OUT OK LEDs
light and remain constantly lit. The FAIL LED does not light.
Figure 71: Flip the Enable Switch to the ON position
8. Repeat Step 7 for the remaining power supplies installed in the switch.
9. On the external managementdevice, monitorthe startupprocess toensurethat the
system boots properly.
NOTE: Afteryou poweron a powersupply,wait for atleast 60 secondsbeforeyou turn
it off. After you power off a power supply, wait for at least 60 seconds before you turn
it back on.
If the system is completely powered off when you switch on a power supply, the SRE
or RE module boots as the power supply completes its startup sequence.
After you power on a powersupply, it can take up to 60 seconds for status indicators
such as power supply LEDs and the show chassisoperational mode CLI command
display to indicate that the power supply is functioning normally. Ignore any error
indicators that might appear during the first 60 seconds.
Related Topics Installing an AC Power Supply in an EX8200 Switch on page 150•
• Installing a DC Power Supply in an EX8200 Switch on page 152
• Connecting AC Power to an EX8200 Switch on page 173
• Connecting DC Power to an EX8200 Switch on page 175
• Powering Off an EX8200 Switch on page 199
Connecting an EX Series Switch to a Management Console
You can configure and manage an EX Series switch using a dedicated console. Every EX
SeriesswitchhasaconsoleportwithanRJ-45connector.Usetheconsoleporttoconnect
the EX Series switch to the management console or to a console server. The console
port accepts a cable with an RJ-45 connector.
181Copyright©2010, JuniperNetworks, Inc.
Chapter10:Connectingthe Switch