Firmware And Rot Security Module Leds - Lenovo ThinkSystem SR950 V3 System Configuration Manual

Table 19. Lower processor board (MB) LEDs
LED
M.2 Slot 2 activity LED
1
(Green)
M.2 Slot 1 activity LED
2
(Green)
FPGA heartbeat LED
3
(Green)
Power fault LED (Amber)
4
ME heartbeat LED (Green)
5
P5V_AUX status LED
6
(Green)

Firmware and RoT Security Module LEDs

The following illustrations show the light-emitting diodes (LEDs) on the ThinkSystem V3 Firmware and Root
of Trust Security Module (Firmware and RoT Security Module).
Figure 22. LEDs on the Firmware and RoT Security Module
AP0 LED (Green)
1
ThinkSystem SR950 V3 System Configuration Guide
36
Description and actions
• On: M.2 Slot 2 active.
• Off: M.2 Slot 2 not active.
• On: M.2 Slot 1 active.
• Off: M.2 Slot 1 not active.
• Blinking (about one flash per second): FPGA is working normally.
• On or off: FPGA is not working.
1. Replace the lower processor board (MB).
2. If the problem remains, contact Lenovo Support.
• Off: System normal.
• Blinking (about one flash per second): System fault occurred.
1. Check the power supply unit (PSU), power interposer board, and power
distribution board. If the PSU, power interposer board, or power distribution
board has any error, replace it.
2. If the PSU, power interposer board, and power distribution board is error free,
replace the lower processor board (MB).
• Blinking (about one flash per second): System normal.
• OFF: System fault occurred.
• On: P5V_AUX power is present.
• Off: P5V_AUX is not ready.
AP1 LED (Green)
2
Fatal Error LED (Amber)
3