9 indicators and status information, 1 power supply indicator, 2 ip manager connection indicator – Grass Valley K2 Edge Installation v.4.0.2 User Manual
Page 18: 3 lan connection indicator, 4 leds (hard disks), Indicators and status information, Power supply indicator, Ip manager connection indicator, Lan connection indicator, Leds (hard disks)

K2 Edge Installation and Service Manual - document version: 4.0.2 – Page 18
9 Indicators and status information
9.1 Power supply indicator
green
ON
red
Failure
LED off
Standby
9.2 IP Manager connection indicator
Left LED
yellow (blink)
System online
Right LED
green
Speed 100 Mbps
9.3 LAN connection indicator
Left LED
green (blink)
System online
Right LED
green
Speed 100 Mbps
orange
Speed 1 Gbps
9.4 LEDs (hard disks)
Top LED (activity)
green
Indicates read/write actions on the disk.
Bottom LED
green
Hard disk OK.
red (blink)
Hard disk not in RAID and probably broken.
orange (blink)
Hard disk will fail soon.
blue (blink)
No hard disk detected.
blue
Hard disk seems slower than usual.
green (pulse)
Hard disk is being added to the RAID (RAID rebuild).