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3.5.
Replace Malfunctioning PSU
XCubeNAS comes with two redundant Power Supply Units (PSU) that can be hot swapped
when the PSU is not functioning. If a PSU or its fan failed to function, please see the
instructions below to replace the malfunctioning PSU:
1. Unplug the power cord from the PSU to be replaced.
2. Remove the PSU from XCubeNAS.
Push the lever of the PSU at the back panel in the indicated direction.
Pull out the PSU from the XCubeNAS.
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CAUTION:
The power supply unit is heavy and fragile; please use both hands while
installing, removing, or carrying them. Recommended place for removing
the power supply unit: the system is in a well-secured rack or on a stable
surface.
TIP:
A long beep sound will be heard if only one PSU is functioning. You can
press the Beep Off Button on the PSU to silence the beeping sound.
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