Dell OptiPlex 5055 Ryzen APU Tower Owner's Manual page 81

Table 35. Diagnostic power LED codes (continued)
State
S2
S3
S4
S5
State Name
CPU
MEM
PCI
VID
Blinking Amber
Pattern
2 blinks > short pause >
6 blinks > long pause >
repeats
2 blinks > short pause >
7 blinks > long pause >
repeats
3 blinks > short pause >
1 blinks > long pause >
repeats
3 blinks > short pause >
2 blinks > long pause >
repeats
Problem Description
Bad Processor
Memory failures
PCIe Device or Video
subsystem failures
Video Subsystem failure Video subsystem
Troubleshooting
Suggested
Resolution
CPU configuration
activity is in progress
or a CPU failure was
detected. Replace the
processor
Memory subsystem
configuration activity is
in progress. Appropriate
memory modules were
detected but a memory
failure has occurred.
If customer can assist
to troubleshoot, narrow
down the issue with
reseating memory and
swapping a known good
memory if available.
If nothing works,
replace the memory.
PCIe device
configuration activity
is in progress or
PCIe device failure was
detected.
If customer can assist
to troubleshoot, narrow
down the issue by
reseating PCIe card and
removing one by one to
determine which card
failed.
If identified the PCIe
card failed, replace the
PCIe Card.
If none of the PCIe
Cards failed, replace
the motherboard.
configuration activity
in progress or video
subsystem failure.
If customer can assist
to troubleshoot, narrow
down the issue by
removing one by one to
determine which card
failed.
If identified the card
failed, replace the card.
If none of the card
failed, replace the
motherboard.
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