Lenovo ThinkSystem SR655 V3 User Manual page 220

Table 14. System-board-assembly LEDs (continued)
Description
LED
XCC heartbeat The XCC heartbeat LED helps
3
LED (green) you identify the XCC status.
• Blinking (about one flash per
• Blinking at other speeds or
• Off: XCC is not working.
FPGA heartbeat The FPGA heartbeat LED helps
4
LED (green) you identify the FPGA status.
• Blinking (about one flash per
• On or off: FPGA is not
ThinkSystem SR655 V3 User Guide
210
second): XCC is working
normally.
always on: XCC is at the initial
phase or is working
abnormally.
second) : FPGA is working
normally.
working.
Action
• If the XCC heartbeat LED is always off or always on, do
the following:
– If XCC cannot be accessed:
1. Re-plug the power cord.
2. Check and ensure that the system I/O board
and the firmware and RoT security module are
installed correctly. (Trained technician only)
Reinstall them if needed.
3. (Trained technician only) Replace the firmware
and RoT security module.
4. (Trained technician only) Replace the system I/
O board.
– If XCC can be accessed, replace the system I/O
board.
• If the XCC heartbeat LED is blinking fast over 5
minutes, do the following:
1. Re-plug the power cord.
2. Check and ensure that the system I/O board and
the firmware and RoT security module are installed
correctly. (Trained technician only) Reinstall them
if needed.
3. (Trained technician only) Replace the firmware and
RoT security module.
4. (Trained technician only) Replace the system I/O
board.
• If the XCC heartbeat LED is blinking slowly over 5
minutes, do the following:
1. Re-plug the power cord.
2. Check and ensure that the system I/O board and
the firmware and RoT security module are installed
correctly. (Trained technician only) Reinstall them
if needed.
3. If the problem 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.