PowerWalker VFI 6000LE Plus - Manual (Page 25)

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3.10 Mute the buzzer
1) To mute the buzzer, please short-press the button. If you short-press
it again after the buzzer muted, the beep will be returned.
2) It is not anytime the buzzer can be muted. If it is in warning/battery-
low/overload, the buzzer can’t be muted unless the trouble is solved.
3) If it is in fault mode, short-press the button could transfer the
continuous beep to once-every-second.
3.11 Operation in warning status
1) In case the Fault/Warning LED is flashing and the buzzer is beeping
once every second, it shows that the UPS system have some
troubles, please check the troubleshooting table in chapter 4 to find
out what happen to the UPS.
2) If the warning happens, the UPS will continue work in the original
mode, the operation will not be interrupted. If the error is corrected,
the warning alarm will stop.
3.12 Operation in fault mode
1) In case the Fault/Warning LED is lightened constantly and the
buzzer beep continuously, it shows that there is must a fatal error
happen to the UPS and it is operating in abnormal mode.
2) If fault happens, please notes and record what the display shows,
the display information is very important for the trouble shooting.
Please refer to the trouble shooting table in chapter 4 for detail.
3) Please check your loads, wiring, ventilation, mains, battery and so
on after the fault happens. Don’t try to turn on the UPS again before
find out the reason. If the trouble can’t be shoot, please contact the
distributor or service people.
4) In the emergency case, please cut off the connection from mains /
external battery / output immediately to avoid more risk or danger.