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Figure 46: DC Power Supply Faceplate for a QFX3500 Device
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1
6
7
8
5
2
3
4
5—
1—
ESD grounding point
Feed A input terminals
6—
2—
Fault LED
Feed B input terminals
7—
3—
Output LED
Terminal block
8—
4—
Input LED
Ejector lever
The power supply provides FRU-side-to-port-side or port-side-to-FRU-side airflow
depending on the model you purchase. The power supplies have labels and arrows on
the handles that depict the direction of airflow (see
). The label
AFI
denotes FRU-side-to-port-side airflow,
AFO
denotes port-side-to FRU-side airflow.
Figure 47: Label Identifying Airflow Direction on Power Supply Handle
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CAUTION:
Verify that the direction of the arrow on the power supply handle
matches the direction of airflow in the chassis. Ensure that each power supply
you install in the chassis has the same airflow direction. If you install power
supplies with two different airflow directions, Junos OS raises an alarm, and
the status (
OK/!
) LED blinks amber.
Copyright © 2012, Juniper Networks, Inc.
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QFX3000 Hardware Documentation
Summary of Contents for QFabric QFX3008-I
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