NETGEAR ReadyNAS 4200 Hardware Manual page 17

ReadyNAS 4200 Hardware Manual
Item
LAN LEDs
Power
diagnostic
LED
FAN LED
Upper disk
tray LED: 
disk presence
Lower disk
tray LED: 
disk failure
Rear
panel
Ethernet
Ports
Rear panel
10Gb ports;
CX4 or SFP
Activity Description
Green: Power is on and LAN cable connected.
Blink green: LAN activity.
Off: LAN cable disconnected.
On (Green)
Blink (Green)
Off
Red: Power failure.
Off: Normal operation.
On (Red)
Off
Red: Overheating or fan failure.
Off: Normal operation.
On (Red)
Off
On (Green) Green: Unit is on and disk installed.
Blink (Green) Blinking green: Volume activity.
Off Off: No disk installed, or no volume present.
On: Disk failed.
Off: If a disk is installed, the disk operation is normal.
On (Amber)
Off
On (Green) Green: The LAN port is operating at 1,000 Mbps.
On (Amber) Amber: The LAN port is operating at 100 Mbps.
Off Off: The LAN port is operating at 10 Mbps.
On (Green) Green: The port is operating at 10 Gb link speed.
On (Amber) Blinking green: Indicates activity on the port.
Off Amber: The port is operating at 1 Gb link speed.
Off: No activity.
Chapter 2: Diagnostics and Maintenance | 17