Toshiba 1600EP Series manual

Only if the UPS is instructed to enter its online (normal) mode, will the UPS attempt transfer into such operation mode. To enter the normal mode, the RUN key is pressed or the AUTO RUN has been configured to YES (AUTO RUN setup is described in the Data Screen Settings actions on pages 33 - 38. If either condition exists, the following screen will appear:

ups operation

load ###%

Shortly after transfer into the UPS online (normal) mode, the UPS will automatically begin a battery test if the setting is enabled (see page 35). This test ensures a healthy battery system is available should it be necessary to support the load. During the test, the LCD reports the current battery voltage as a percent of its expected value at full charge. This figure will drop throughout the test, as the battery voltage is intentionally lowered to test performance. The test lasts for about 10 seconds, during which the following screen appears:

battery test

bat voltage ###%

Once the battery test has concluded, the LCD will return to display of the current UPS operation mode and percent load. It should appear as follows:

ups operation

load ###%

30 1600EP Series Instruction Manual