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Table 35. LEDs description
Scenario
RoT security module fatal
firmware failure
No system power (FPGA
heartbeat LED off)
XCC firmware recoverable
error
XCC firmware is recovered
from error
UEFI firmware authentication
failure
UEFI firmware is recovered
from authentication failure
System is OK (FPGA
heartbeat LED is On)
Note: For locations of the FPGA LED and XCC heartbeat LED, see
470.
General problem determination procedures
Use the information in this section to resolve problems if the event log does not contain specific errors or the
server is inoperative.
If you are not sure about the cause of a problem and the power supplies are working correctly, complete the
following steps to attempt to resolve the problem:
1. Power off the server.
2. Make sure that the server is cabled correctly.
ThinkSystem SR650 V3 User Guide
474
Fatal
AP0
AP1
Error
LED
LED
LED
Off
Off
On
Blink
N/A
On
Blink
N/A
On
Off
Off
Off
Blink
N/A
Off
Blink
N/A
Off
N/A
Blink
Off
N/A
On
Off
On
On
Off
FPGA
XCC
heart-
heart-
beat
beat
note
note
LED
LED
Actions
N/A
N/A
Replace the firmware and RoT
security module.
N/A
N/A
Replace the firmware and RoT
security module.
On
N/A
Replace the firmware and RoT
security module.
Off
Off
If the AC power is on, but the
system board assembly does
not have power, then:
1. Check the power supply
2. If the PSU or PIB is good,
N/A
N/A
Information only. No action is
required.
N/A
N/A
Information only. No action is
required.
N/A
N/A
Information only. No action is
required.
N/A
N/A
Information only. No action is
required.
On
On
Information only. No action is
required.
"System-board-assembly LEDs" on page
unit (PSU) or power
interposer board (PIB) if
any. If the PSU or PIB has
any error, replace it.
do the following:
a. Replace the system I/
O board.
b. Replace the processor
board.
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