Acer Altos R920 Series - Manual (Page 41)

23
Hot-swap fan module LED indicators
B Green On HDD is installed and working correctly.
Flashing HDD is active.
Off • No HDD is installed.
• HDD is initiated but has no current
activity.
LED
indicator
Color Status Description
Fan good — Off Fan normal operation.
Fan fault Amber On Fan failure (Non-critical condition).
Item Color Status Description