Quick Start Guide

13
4. Appendix
LED Indicators
LED
Indicator
Color
Description
State
Power
Blue
Steadily lit
Power on
Orange
Steadily lit
Sleep mode
Unlit
Power off
Status
Green
Steadily lit
RAID mode
Red
Steadily lit
Damage to RAID volume
Yellow
Steadily lit
RAID level downgrade
Unlit
No RAID in use
USB
Blue
Steadily lit
USB 3.0 port and NAS have been
connected
Unlit
USB 3.0 port and NAS have not been
connected
Alert
Red
Steadily lit
Fan abnormality
Unlit
Fan operating normally
Hard Disk
Green
Steadily lit
Hard disk ready
Flashing
Data access in progress
Red
Steadily lit
Hard disk abnormality
Unlit
No hard disk detected
AS6004U
1. Power LED Indicator
2. Status LED Indicator
3. Hard Disk LED Indicator
4. USB 3.0 Connection LED
Indicator
5. Alert LED Indicator