Vertiv Liebert S600D - Page 38

S600D
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Table 4-1 Description of LED indicators
Indicator
Colour
State
Meaning
Run indicator
Green
On
UPS output present
Blinking
Inverter is starting
Off
UPS output not present, inverter is starting
Alarm indicator
Yellow
On
Alarm active
Red
On
Fault present
/
Off
No alarms, no faults
Audible Alarm (Buzzer)
UPS operation is accompanied with the following two different kinds of audible alarms, as described in Table 4 -2.
Table 4-2 Description of audible alarm
Sound
Meaning
Continuous beep
This sound is generated in the event of a UPS fault condition, such as a fuse or hardware
failure
One beep every 0.5 seconds
This sound is generated in the event of a critical UPS alarm condition, such as an
Inverter overload
One beep every second
This sound is generated in the event of a critical UPS alarm condition, such as low
battery voltage
One beep every 3.3 seconds
This sound is generated in the event of a general UPS alarm condition
LCD and Function Keys
The operator and display panel includes five function keys, the respective functions are described in Table 4-3.
Table 4-3 Description of control buttons
Function key
Silkscreen
Description
Confirm
Used to confirm or enter
Up
Used to scroll up, scroll left or increase value, etc.
Down
Used to scroll down, scroll right or reduce value, etc.
Exit
Used to go back, exit, cancel or forbid operation
Power
Used to switch on, switch off or transfer to Bypass mode