Acer Aspire easyStore H340 Service Manual page 14

No. LED indicator
4 System status
5 USB device
backup
6 HDD access
6
Color LED status
Blue Random blink
On
Blue and Random blink
purple
Red On
Random blink
Blue On
Random blink
Off
Blue Blink
Off
Description
• System is booting
• System is shutting down
System initialize operation completed.
System is booting from a USB device (Reserved for
BIOS update while boot block has been active)
May indicate the following states:
• System failure
• HDD failure
• SATA controller failure
• USB controller failure
• LAN controller failure
• FAN failure
• Memory failure
• Boot device not found
Refer to "Error Codes" on page 47 for more information.
System recovery or reset is in progress
• USB storage device is connected to the USB port
• Backup completed
System is backing up files from a USB storage device
USB storage device unmounted
HDD is in use
No HDD activity
Chapter 1