Replacing Power Supplies - Aerohive Networks AP121 Hardware Reference Manual

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The high capacity HiveManager has a pair of redundant, hot-swappable power supplies. If one of the
power supplies fails, the other will continue to power the device. When a a power supply fails, a continuous
beeping alarm sounds and the power LED glows amber. To replace the failed power supply, do the
following:
1. Disconnect the failed power supply from the power source.
2. Lower the handle to a horizontal position.
3. With your index finger, press the red release lever to the left.
4. While holding the release lever to the left, grip the handle between your thumb and second finger, and
pull the power supply straight out. See
Figure 7 Removing a power supply
Rear of High Capacity HiveManager (bird's eye view)
5. Insert a working power supply into the vacant bay and push it straight in until it is fully seated.
The red release automatically slides back to the right to secure the power supply in place.
6. Connect the power supply to the power source.
Hardware Reference Guide
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Figure 7.
Power supply
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