Juniper MX240 Hardware Manual page 125

Table 56: DC Power Supply LEDs (continued)
Label Color
Yellow
Green
BRKR ON
INPUT OK Green
Yellow
Related
Documentation
Copyright © 2017, Juniper Networks, Inc.
State Description
On Power supply is functioning normally.
On The main output voltage is out of range (lower limit: 37.5 V to 39.5 V; upper limit:
72.5 V to 76 V).
Off DC power supply circuit breaker is turned off.
On DC power input is present and the DC power supply circuit breaker is turned on.
Off DC input to the PEM is not present.
On DC input is present and is connected in correct polarity.
On DC input is present, but not in valid operating range or connected in reverse polarity.
Power Supply LEDs on the MX240 Craft Interface on page 15
MX240 DC Power Supply Description on page 92
Connecting Power to a DC-Powered MX240 Router with Normal-Capacity Power
Supplies on page 201
MX240 Chassis Grounding Specifications on page 157
DC Power Supply Electrical Specifications for the MX240 Router on page 143
Chapter 7: Power System Components and Descriptions
95