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Appendix F Status Checks with LEDs
F.3 LED list
226
C122-E175-01EN
TABLE F.28 LED list (2/3)
Component
LED type
Color
Quantity
Status
Description
IOU
Power
Green
Off
IOU power off
On
IOU power on
Alarm
Orange
Off
IOU normal
On
Error in IOU
Location
Blue
Off
On or Blinking
Component location
LAN
(IOU_1GbE)
Link/Act
Green
Off
Network not link
Blinking in green
Network active
On (green)
Network link
Speed
Green/
Orange
Off
10Mbps
On (green)
100Mbps
On (orange)
1000Mbps
LAN
(IOU_10GbE)
Link/Act
Green
Off
Network not link
Blinking in green
Network active
On (green)
Network link
Speed
Green/
Orange
Off
100Mbps
On (green)
1000Mbps
On (orange)
10Gbps
DU
Power
Green
Off
DU power off
On
DU power on
Attention
Orange
Off
HDD/SSD
Access
Green
Off
Non-active
On
Active
Alarm
Orange
Off
HDD/SSD normal
On
Error in HDD/SSD
Blinking
low
speed
(1Hz)
Rebuilding array in RAID
High
speed
(3Hz)
Indicate location
MMB
Location
Blue
Off
On
Specify the MMB
Ready
Green
Off
MMB not initialized
Blinking
MMB initialization in
progress
On
MMB initialization
complete
(normal MMB operating
status)
Active
Green
Off
Blinking in green
Active MMB location
Alarm
Orange
Off
On
Error in MMB
LAN
1000BASE-T
(MMB)
Link/Act
(*1)
Green
Off
Network not link
Blinking in green
Network active
On (green)
Network link
Speed
Green/
Orange
Off
10Mbps
On (green)
100Mbps
On (orange)
1000Mbps
LAN
100BASE-TX
(MMB)
Link/Act
Green
Off
Network not link
Blinking in green
Network active
On (green)
Network link
Speed
Green/
Orange
Off
10Mbps
On
100Mbps
(*1) Since MMB does not close its LAN port explicitly, the state where LAN port is disabled is not displayed.