NVDIMM LED identification
Item LED description LED color
1 Power LED Green
2 Function LED Blue
NVDIMM-N LED combinations
State Definition NVDIMM-N Power LED
(green)
NVDIMM-N Function LED
(blue)
0 AC power is on (12 V rail) but the NVM
controller is not working or not ready.
On Off
1 AC power is on (12 V rail) and the NVM
controller is ready.
On On
2 AC power is off or the battery is off (12 V
rail off).
Off Off
3 AC power is on (12 V rail) or the battery is
on (12 V rail) and the NVDIMM-N is active
(backup and restore).
On Flashing
NVDIMM Function LED patterns
For the purpose of this table, the NVDIMM-N LED operates as follows:
• Solid indicates that the LED remains in the on state.
• Flashing indicates that the LED is on for 2 seconds and off for 1 second.
• Fast-flashing indicates that the LED is on for 300 ms and off for 300 ms.
State Definition NVDIMM-N Function LED
0 The restore operation is in progress. Flashing
1 The restore operation is successful. Solid or On
2 Erase is in progress. Flashing
3 The erase operation is successful. Solid or On
4 The NVDIMM-N is armed, and the NVDIMM-N is in
normal operation.
Solid or On
Table Continued
NVDIMM LED identification 71
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