NVDIMM-N LED combinations
State Definition NVDIMM-N Power LED
(green)
NVDIMM-N Function LED
(blue)
0 AC power is on (12V rail) but the NVM
controller is not working or not ready.
On O
1 AC power is on (12V rail) and the NVM
controller is ready.
On On
2 AC power is o or the battery is o (12V rail
o).
O O
3 AC power is on (12V rail) or the battery is on
(12V 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
o for 1 second.
• Fast-flashing indicates that the LED is on for 300 ms and o 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
5 The save operation is in progress. Flashing
6 The NVDIMM-N finished saving and battery is still turned on
(12 V still powered).
Solid or On
7 The NVDIMM-N has an internal error or a firmware update is in
progress. For more information about an NVDIMM-N internal
error, see the IML.
Fast-flashing
22 Component identification
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