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Figure 25: DC Power Supply in QFX5220-128C
3
—
1
—
Handle
Power LED
2
—
Ejector lever
Figure 26: DC Power Supply in QFX5220-32CD
CAUTION:
Verify that the airflow direction 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 Evolved raises an alarm. If you need to convert the airflow pattern on
a chassis, you must change out all the fans and power supplies at one time to use the
new direction.
shows the characteristics of the power supply and the direction of the airflow.
Table 20: DC Power Supply Summary
Color of Power
Supply Handle
Direction of
Airflow
Product Number
Wattage
Model
Juniper gold
Airflow Out
(port-to-FRU)
JPSU-1600W-DC-AFO
1600-W
QFX5220-128C
72
Содержание QFX5220
Страница 1: ...QFX5220 Switch Hardware Guide Published 2019 11 07 ...
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Страница 172: ...5 CHAPTER Troubleshooting Hardware Troubleshooting the QFX5220 179 ...
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Страница 206: ...Restricted Access Warning 213 ...
Страница 221: ...Jewelry Removal Warning 228 ...
Страница 224: ...Operating Temperature Warning 231 ...
Страница 234: ...DC Power Disconnection Warning 241 ...
Страница 238: ...DC Power Wiring Sequence Warning 245 ...
Страница 241: ...DC Power Wiring Terminations Warning 248 ...