H3C S7500E-XS Series, Installation Manual, Page: 26 / 64

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Figure 23 Removing an LSQM1BFANSCB fan tray
Installing/removing a power module
WARNING!
•
In power redundancy mode, you can replace a power module without powering off the switch but must
strictly follow the installation and procedures in
Figure 24 and Figure 25 to avoid any bodily injury or
damage to the switch.
•
Provide a separate circuit breaker for each power module.
The switch comes with the power module slots empty and filler panels for the power module slots as
accessories.
For more information about the power modules available for the switches, see "
Power modules ."
Figure 24 Installation procedure
Figure 25 Removal procedure