EonStor DS S48 Series Hardware Manual
4.4
PSU & Built-in Cooling Module LEDs
The PSU (Power Supply Unit) contains LED indicators that indicate PSU statuses or
the statuses for the built-in cooling modules. When any of the LEDs light up
red
, it
indicates the unit has failed, you should contact your vendor and arrange for a
replacement as soon as possible. For detail fan IDs, please refer to this
Designation
Color
Status
1. PSU status LED
Green
/
Red
/
Off
Blinking green
indicates the system is
connected to power supply but the power switch
has not turned on.
Steady green
indicates the system is operating
normally.
Red
indicates the PSU has failed and is unable
to supply power to the system.
Off
indicates the PSU is not connected to a
power cord.
2. Cooling module
status LED
Red
/
Off
Red
indicates the fan(s) have failed.
Off
indicates the fan(s) are operating normally.
94