Synology CS407e User Manual
LED Indication Descriptions Table
1-bay & 2-bay Models
LED Indication
Color
Status
Description
Green
Solid
Volume normal
Solid
Available volume space < 1GB
System firmware not installed
Blinking
Volume degraded or crashed
No volume
Green/Orange
Blinking
Checking memory
Solid
Network is up
Blinking
Network is active
Off
Network is down
Solid
Disk ready
Blinking
Disk is being accessed
Off
No internal disk
Orange
Blinking
Cannot Read/Write
Solid
USB disk detected
Blinking
Copying data
Off
No USB disk attached
Solid
System ready
Blinking
Booting up
Shutting down
Off
Power off
Power
Blue
USBCopy
Green
STATUS
Orange
Green
DISK / eSATA
LAN
Green
18