Operation

Standby Mode

When the UPS is turned off and remains plugged into a power outlet, the UPS is in Standby mode. The battery recharges when necessary and the µindicator is off, indicating that power is not available from the UPS output receptacles.

UPS Front Panel

The UPS front panel indicates the UPS status and also identifies potential power problems. Figure 11 shows the UPS front panel indicators and controls.

On/Off Button

Test/Alarm Reset Button

Power On Indicator (Green)

On Battery Indicator (Yellow)

Overload Indicator (Red)

Service Indicator (Red)

Figure 11. UPS Front Panel

If the alarm beeps or any alarm indicators are on, see Table 9 on page 28 to identify and correct the problem.

Initiating the Self-Test

Press and hold the button for three seconds to initiate the self-test. If the UPS finds a problem, an LED indicates where the problem is. For more information, see “Troubleshooting” on page 27.

NOTE The batteries must be fully charged and the UPS must not be in Battery mode to perform the self-test.

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Powerware® 5115 User’s Guide S www.powerware.com