Fujitsu BX600 S3 User Manual

BX600 S3

Operating Manual

137

Power Supply Concept

V

Because of chassis airflow disruption, the power supply unit slot should 
not be vacant and/or uncovered for more than five minutes when the 
system power is ON. Exceeding the five-minute limit may damage com-
ponents.

Each PSU dummy module includes three fans respectively.

There is one LED indicator (1 on 

) on the front of the PSU dummy 

module for monitoring the status of built-in fans.

Figure 80: PSU dummy module

If you want to install an additional power supply unit, you must first remove the 
PSU dummy module from the corresponding slot.

Ê

Remove the PSU dummy module from the corresponding slot.

Removal/installation is the same as for the power supply unit (see 

V

Keep the dummy module for future use. If you remove a power supply 
unit and do not replace it with a new one, you must reinstall the 
dummy module.

Ê

Insert the additional power supply unit in the corresponding slot and connect 
it to the mains.

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