Dell UPS 3750R - Manual (Page 26)

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Configuring the Card
Table 5 lists all the elements that can appear in a UPS operating mode diagram.
Table 5. Diagram Elements
Type Icons Description
AC Normal Input
Green
In tolerance
Gray
Out of tolerance
AC Normal Flow
Yellow
AC to DC converter powered by normal AC
Gray
AC to DC converter not powered by normal AC
AC to DC Converter
Green
Powered
Gray
Not powered
Red
Internal failure
Battery
Green
Remaining capacity > 50%
Yellow
Remaining capacity < 50%
Red
Battery to be checked (battery test result)