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Firmware and RoT security module LEDs

The following illustration shows the light-emitting diodes (LEDs) on the Firmware and RoT security module (ThinkSystem V3 Firmware and Root of Trust Security Module).

Figure 1. LEDs on the firmware and RoT security module
LEDs on the firmware and RoT security module
1 AP0 LED (Green)2 AP1 LED (Green)3 Fatal Error LED (Amber)
Table 1. LEDs description
ScenarioAP0 LEDAP1 LEDFatal Error LEDXCC heartbeat LEDnoteActions
RoT security module fatal firmware failureOffOffOnN/AReplace the firmware and RoT security module.
BlinkN/AOnN/A
BlinkN/AOnN/A
No system powerOffOffOffOffIf the AC power is on, but the system board does not have power, then:
  1. Check the power supply unit (PSU) or chassis midplane. If the PSU or chassis midplane has any error, replace it.

  2. If there is no problem with the PSU or chassis midplane, replace the system board.

XCC firmware recoverable errorBlinkN/AOffN/AInformation only. No action is required.
XCC firmware is recovered from errorOnN/AOffN/A
UEFI firmware authentication failureN/ABlinkOffN/A
UEFI firmware is recovered from authentication failureN/AOnOffN/A
System is OKOnOnOffOn
Note
For XCC heartbeat LED location, see System-board LEDs.