S4KC SEriES USEr mAnUAL |
45
Table 4: Indicator Descriptions
Indicator
Diagnosis
Audible Alarm
Utility LED flash
L–n reverse
n/a
Battery indicator flashing
internal battery source not available; check battery connection,
power down, and reboot the UPS
Continuous alarm
Bypass indicator flashing
Utility power voltage or frequency is out of tolerance; bypass is
unavailable
n/a
NOTE:
A–E indicators are shown in Figure 32.
11.1.2 Audible Alarm
An audible alarm will sound in conjunction with the visual indicators to indicate a change in UPS operating status. The
audible alarm will sound as described in Table 5.
Table 5: Audible Alarm Descriptions
Condition
Alarm
Battery discharge
Half-second beep every 10 seconds
Low battery
Two half-second beeps every 5 seconds
UPS fault, load on bypass
1-second beep every 4 seconds
UPS fault, no power to load
Continuous
Overload
Half-second beep every half second
Battery replacement
2-second beep every 60 seconds
Battery loss
Continuous
Wiring problem (loss of proper grounding for UPS)
Continuous
Bypass reminder
1-second beep every 2 minutes
