Juniper mx240 Hardware Manual page 234

MX240 3D Universal Edge Router Hardware Guide
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204
Verify that the
9. INPUT OK
On each of the DC power supplies, switch the DC circuit breaker to the center position
10.
before moving it to the on (
NOTE: The circuit breaker may bounce back to the off (
move the breaker too quickly.
Observe the status LEDs on the power supply faceplate. If the power supply is correctly
installed and functioning normally, the
green steadily.
Disconnecting an MX240 DC Power Supply Cable on page 323
DC Power Cable Specifications for the MX240 Router on page 158
DC Power Disconnection Warning for M Series, MX Series, and T Series Routers
DC Power Wiring Sequence Warning for M Series, MX Series, and T Series Routers
DC Power Wiring Terminations Warning for M Series, MX Series, and T Series Routers
MX240 DC Power Electrical Safety Guidelines on page 445
LED on the power supply is lit steadily.
— ) position.
,
PWR OK BRKR ON
) position if you
O
, and LEDs light
INPUT OK
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