User manual

Fibre to SAS/SATA II RAID Subsystem
24
User Manual
Environment Status LEDs
Parts Function
Power LED Green LED indicates power is ON.
Power Fail LED
If a redundant power supply unit fails, this
LED will turn to RED and alarm will sound.
Fan Fail LED
When a fan fails or the fan’s rotational speed
is below 1500RPM, this LED will turn red and
an alarm will sound.
Over Temperature LED
If temperature irregularities in the system
occurs (HDD slot temperature over 65°C,
Controller temperature over 70°C), this LED
will turn RED and alarm will sound.
Voltage Warning LED
An alarm will sound warning of a voltage
abnormality and this LED will turn red.
Activity LED
This LED will blink blue when the RAID
subsystem is busy or active.