7.0Difficulty
7.1Troubleshooting chart
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UPS will not turn on (lamp within power I/0 switch is not illuminated), but beeps when power I/0 switch is on.
UPS occasionally emits beep, computer equipment operates normally.
UPS emits beep very often, more than once or twice an hour. Computer equipment operates normally.
UPS does not provide expected run time. Low battery warning is sounded prematurely.
UPS emitsloud tone during utility failure. Power I/O switch is on but computer equipment is not powered. Rear panel circuit breaker is not tripped.
1.Line cord plug is loose.
2.Rear panel circuit breaker is tripped.
3.Dead wall socket.
The UPS is briefly transferring your equipment to its alternate power source due to utility voltage sags or spikes.
Utility voltage is distorted or branch circuits are heavily loaded.
1.Excessive loads connected at UPS’s output receptacles.
2.Battery is weak due to wear or recent operation during utility power outage.
UPS has shut down due to overload.
1.Check fit of line cord plug.
2.Circuit breaker is tripped when button is extended. Unplug excessive loads and reset breaker (press button).
3.Check wall socket with a table lamp.
This operation is normal. The UPS is protecting your computer equipment from abnormal utility voltages.
Have your line voltage checked by an electrician. Operating your UPS from an outlet which is wired to a different branch fuse or circuit breaker may help.
1.Unplug excessive loads from UPS. Recheck computer system power requirements as described in installation instructions.
2.The battery should be recharged by leaving the UPS plugged in for 6 hours - do not operate Test control during recharge. If UPS sounds low battery warning prematurely when retested, battery should be replaced.
Turn off UPS and unplug excessive loads. Recheck computer system power requirements as described in installation instructions. UPS may be turned on when utility has been restored.
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