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Switching the System On and Off Operation
D.1-24 SOMATOM Spirit
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Power failure
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The uninterruptible power supply (UPS) takes over the power
supply of your computer system temporarily during a power fail-
ure.
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However, during a power failure, the power supply of the mea-
suring system is not guaranteed.
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The UPS outputs an audible alarm if the input voltage drops.
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Warning
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A message box is displayed when the public power supply fails.
As long as the UPS takes over the power supply of your com-
puter system, you have the option of completing current
actions.
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If the power failure is remedied during this time, you can con-
tinue with normal operation after resetting the system.
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Shutdown
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When the backup time (3 min) of the UPS has elapsed, shut-
down is initiated.
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Restart
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As soon as the normal power supply is reactivated you can
restart your system.
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