Juniper Internet Router M160 Hardware Manual page 144

M160 Internet Router Hardware Guide
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 down 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 down the router
again, first issue the CLI
"Disconnecting Power from the Router" on page 200.
After a power supply is powered on, it can take up to 60 seconds for status
indicators—such as LEDs on the power supply,
messages on the craft interface LCD—to indicate that the power supply is
functioning normally. Ignore error indicators that appear during the first 60 seconds.
7.
8.
120
Providing Power to the Router
For each power supply, verify that the source power cables are connected to
the appropriate terminal on the circuit breaker box: the positive (+) source
cable to the return terminal (labeled
the input terminal (labeled
Verify that an external management device is connected to one of the
Routing Engine ports on the CIP (
information on connecting management devices, see Connecting the Router
to Management and Alarm Devices on page 112.
Turn on the power to the external management device.
Press one power switch on the circuit box to the
Observe the LEDs on the power supply faceplate:
As an enhanced power supply powers on, the green
steadily, the blue
OUTPUT OK
steadily, and the amber
As an original power supply powers on, the green
steadily, the blue
OUTPUT OK
steadily, and the amber
request system halt
Press the other power switch on the circuit breaker box to the
and observe the LEDs on the second power supply faceplate. They should light
as described in the previous step.
If the LEDs are not lit in the appropriate pattern after 60 seconds, repeat the
power supply and cable installation procedures described in "Reinstalling
the Power Supplies" on page 109 and "Connecting Power to the Router"
on page 117.
On the external management device connected to the Routing Engine, monitor
the startup process to verify that the system has booted properly.
) and the negative (–) source cable to
RTN(+)
).
–48V
, , or
AUXILIARY CONSOLE
(
ON
LED blinks for a short time, then lights
LED does not light.
CB OFF
LED blinks for a short time, then lights
and LEDs do not light.
CB OFF NO AIRFLOW
command. For more information, see
show chassis
). For more
ETHERNET
) position.
|
LED lights
CB ON
LED lights
CB ON
commands, and
( ) position
ON |