HP R7000 UPS R1500 XR Models User Guide - Page 37

Troubleshooting Table 5-1: Troubleshooting continued Symptom Possible Cause The Utility LED ( ) is red. The utility input voltage is above the normal range and the UPS is in Buck mode. The Utility LED ( ) is flashing red and solid green. The utility input voltage is below the normal range and the UPS is in Single Boost mode. The Utility LED ( ) is flashing green and solid red. The utility input voltage is below the normal range and the UPS is in Double Boost mode. The Utility LED ( ) is red, the On Battery LED ( ) is flashing red, and an audible alarm sounds. The utility input voltage is outside the +20% to -30% nominal range. The Utility LED ( ) is green, the General Alarm LED ( ) is flashing red, the Overload LED is red, and an audible alarm sounds. There is a UPS overload while online. The Utility LED ( ) is green, the General Alarm LED ( ) is red, and the Bad Battery/Low Battery LED ( ) is flashing red. The Utility LED ( ) and the On Battery LED ( ) are flashing red. The battery voltage failed a self-test. The utility voltage is too high or too low. The utility frequency is out of tolerance. Suggested Action No action is required. When the utility input voltage returns to normal, the UPS will return to normal. No action is required. When the utility input voltage returns to normal, the UPS will return to normal. No action is required. When the utility input voltage returns to normal, the UPS will return to normal. If this condition exists for an extended period of time, the configuration may need to be changed to be consistent with the utility voltage level. The UPS is in battery mode. Save your current work and prepare to power down the equipment. Contact a qualified electrician to verify that the utility power is suitable for the UPS. Power the loads down, and then power the UPS down. Reduce the amount of load on the UPS and restart the UPS and the loads. If the load is not exceeding the capacity of the UPS, contact an authorized service representative. Allow the UPS to charge the batteries for 24 hours. Initiate a self-test. If the LEDs remain illuminated, replace the batteries. The utility voltage is higher or lower than the UPS operating range. The UPS switches to battery power. If this happens repeatedly, update the configuration. Contact a qualified electrician to verify that the utility power is suitable for the UPS. Contact a qualified electrician to verify that the utility power is suitable for the UPS. continued 5-2 HP Uninterruptible Power System R1500 XR Models User Guide