Powering On The Router - Juniper M10i Hardware Manual

Powering On the Router

To power on the router, follow this procedure:
1.
2.
3.
4.
5.
6.
NOTE: 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 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 and you need to power off the router again, first
issue the CLI
AC Power from the Router"
Router"
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
indicate that the power supply is functioning normally. Ignore error indicators that
appear during the first 60 seconds.
7.
Verify that the power supplies are fully inserted in the chassis and the
thumbscrews on their faceplates are tightened.
For each power supply on an AC-powered router, verify that the ends of the
power cord are firmly plugged into the appliance inlet on the power supply
faceplate and the external power source receptacle.
For each power supply on a DC-powered router, verify that the source DC power
cables are connected to the appropriate terminal on the power supply faceplate:
the positive (+) source cable to the return terminal (labeled
(–) source cable to the input terminal (labeled
Verify that an external management device is connected to one of the Routing
Engine ports on the Routing Engine (
more information on connecting management devices, see
on page 59.
to Management Devices"
Turn on the power to the external management device.
Press the power switch for the power supplies in slots
( ) position. On both AC and DC power supplies, the switch is located on
ON |
the power supply faceplate.
Verify that the OUTPUT OK
steadily.
request system halt
on page 111 or
on page 117.
Press the power switch for any additional power supplies to the
and verify that the
OUTPUT OK
If the LED does not light after 60 seconds, verify that the power supply is properly
inserted into the chassis and repeat the cable installation procedures described
48V ).
,
AUX/MODEM CONSOLE
LED on each power supply faceplate eventually lights
command. For more information, see
"Disconnecting DC Power from the
show chassis
LED on each power supply faceplate lights steadily.
Providing Power to the Router
Chapter 9: Connecting the Router
) and the negative
RTN
, or ). For
MGMT
"Connecting the Router
P/S 0 and P/S 1 to the
"Disconnecting
commands—to
ON ( | ) position
65