NX Series Product User Manual
5.3.2 HUB board maintenance
(1) First use the pre-maintenance tool to remove the module on the cabinet;
(2) Remove the 5V power cable on the hub board;
(3) Then use the PH2 Phillips screwdriver to remove the screws on the fixed
hub board, then it can be removed and replaced.
5.3.3 PSU maintenance
(1) First use the pre-maintenance tool to remove the module on the cabinet;
(2) Then use the PH2 Phillips screwdriver to remove the cable connecting the
power supply and the screws that fix the power supply, and then remove
and replace.
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