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Appendix F Status Checks with LEDs
F.1. LED Type
221
C122-E175-01EN
HDD/SSD status
HDD/SSD Access
HDD/SSD Alarm
Note
Rebuilding array
Blinking
Blinking periodically
with 1 Hz
When using SAS RAID card.
F.1.9 MMB
The MMB comes equipped with the Active LED, Ready LED and Location LED. The Active LED indicates the
active MMB, and the Ready LED indicates the MMB firmware status. Location LED is used to specify the
MMB.
After the MMB firmware starts, the active MMB turns on the Active LED. The Ready LED blinks while MMB
firmware startup is in progress. The Ready LED stays on when the startup is completed.
TABLE F.14 MMB LED
LED type
Color
Function
Ready
Green
Indicates the MMB status.
Alarm
Orange
Indicates whether there is an error in the MMB.
Active
Green
Indicates whether the MMB is the active or standby MMB.
Location (ID)
Blue
Identifies the MMB.
TABLE F.15 MMB (device) status and LED display
MMB status/device status
Ready
Alarm
Active
Location
MMB startup is in progress.
Blinking
The MMB has started normally
(Ready status).
On
An error occurred in the MMB.
On
The MMB is the standby MMB.
Off
The MMB is the active MMB.
On
The MMB is being located.
On
F.1.10 LAN
The LAN port comes equipped with the following LEDs. LAN ports in an IOU and LAN ports in a MMB have
same LEDs.
TABLE F.16 LAN LEDs
LED type
Color
Function
Note
100M LAN
Link/Act
Green
Indicates the Link status and Activity status of
a 100M LAN.
Mounted only on the MMB
100M LAN
Speed
Green
Indicates the communication speed of a 100M
LAN.
Mounted only on the MMB
GbE LAN
Link/Act (*1)
Green
Indicates the Link status and Activity status of
a GbE LAN.
Mounted only on the MMB
and IOU
GbE LAN
Speed (*1)
Green/Orang
e
Indicates the communication speed of a GbE
LAN.
Mounted only on the MMB
and IOU
10GbE LAN
Link/Act (*1)
Green
Indicates the Link status and Activity status of
a 10GbE LAN.
Mounted only on the MMB
and IOU
10GbE LAN
Speed (*1)
Green/Orang
e
Indicates the communication speed of a
10GbE LAN.
Mounted only on the MMB
and IOU
(*1) It is not enough to confirm the ‘Link’ state by only checking that Link LED is turning on. You can confirm
that the LAN port is Link ‘state’ by not only checking that Link LED is turning on but also checking that
the particular LAN port is ‘Enabled’ by MMB Web-UI.
TABLE F.17 LAN LED and Linkup Speed
NIC
Speed
10M
100M
1G
10G
GbE
Off
Green
Yellow
-
10GbE
-
Off
Yellow
Green