Acx5448, Acx5448-D, And Acx5448-M Power System - Juniper ACX5448-D Hardware Manual

Table 17: Fan Module Status
LED Color
Green
Red
Under normal operating conditions, the fan modules operate at a moderate speed. Temperature sensors
in the chassis monitor the temperature within the chassis.
The system raises an alarm if a fan module fails or if the ambient temperature inside the chassis rises above
the acceptable range. If the temperature inside the chassis rises above the threshold temperature, the
system shuts down automatically.
ACX5448, ACX5448-D, and ACX5448-M Power
System
IN THIS SECTION
AC Power Supply for ACX5400 Routers | 53
AC Power Specifications for ACX5400 Routers | 55
AC Power Cord Specifications for ACX5400 Routers | 55
DC Power Supply for ACX5400 Routers | 57
DC Power Specifications for ACX5400 Routers | 59
State Description
On steadily The fan module is operating normally. The system has verified
that the module is engaged, that the airflow is in the correct
direction, and that the fan is operating correctly.
On steadily An error has been detected in the fan module. Replace the fan
module as soon as possible. Either the fan has failed or it is
seated incorrectly. To maintain proper airflow through the
chassis, leave the fan module installed in the chassis until you
are ready to replace it.
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