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Table 14. System-board-assembly LEDs (continued)
Description
LED
FPGA heartbeat
The FPGA heartbeat LED helps
5
LED (green)
you identify the FPGA status.
• Blinking (about one flash per
• On or off: FPGA is not
DIMM error LEDs
LED on: an error has occurred to
6
(Amber)
the DIMM the LED represents.
LEDs on the firmware and RoT security module
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 14. LEDs on the firmware and RoT security module
AP0 LED (Green)
1
Table 15. LEDs description
AP0
Scenario
LED
RoT security
Off
module fatal
firmware failure
Blink
Blink
ThinkSystem SR665 V3 System Configuration Guide
38
second) : FPGA is working
normally.
working.
AP1 LED (Green)
2
Fatal
AP1
Error
LED
LED
Off
On
N/A
N/A
On
N/A
N/A
On
On
Action
4. If the problem still remains, contact Lenovo
Support.
If the FPGA heartbeat LED is always off or always on, do
the following:
1. Replace the processor board.
2. If the problem remains, contact Lenovo Support.
For more information, see "Memory problems" in User
Guide or Hardware Maintenance Guide.
FPGA
XCC
heartbeat
heartbeat
note
note
LED
LED
N/A
N/A
N/A
Fatal Error LED (Amber)
3
Actions
Replace the firmware and RoT
security module.
Replace the firmware and RoT
security module.
Replace the firmware and RoT
security module.
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