Replace Malfunctioning Psu; Replace System Controller - Qsan Technology XCubeNXT XN8012D Hardware Manual

3.5.

Replace Malfunctioning PSU

XCubeNXT 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 XCubeNXT.
Push the lever of the PSU at the rear panel in the indicated direction. Pull out
the PSU from the XCubeNXT.
3. Prepare a new PSU, and push it back to the slot until you hear a click. Please make sure that the
direction of the PSU is correctly installed, to prevent any potential damage caused by improper
installation.
3.6.

Replace System Controller

If the system failed to function, please contact QSAN support for further examination. If you need to
replace the system controller, please see the instructions below:
32 © Copyright 2020 QSAN Technology, Inc. All Rights Reserved.
CAUTION:
The power supply unit is a 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.
CAUTION:
1. The controller module is heavy and fragile, please use both hands
while installing, removing, or carrying the controller module.