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Powerware
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5119 User’s Guide www.powerware.com
AC Input LEDs
The AC Input LEDs show information about the utility power coming
intotheUPS(seeFigure11).
Normal Utility Input (Buck and Single Boost)
Double Boost is on
Figure 11. AC Input LEDs (Normal Mode)
The second LED indicates that the UPS is operating normally from
utility power. The UPS is providing consistent voltage with the Buck
and Single Boost feature.
The third LED indicates that the UPS is using the Double Boost feature
to automatically correct voltage fluctuations.
If any AC Input LEDs are red, see page 34 for more information.
Battery Charge LEDs