Dell OptiPlex 5055 Tower Owner's Manual page 76

State
S4
S5
S6
76 Troubleshooting
State Name
PCI
VID
STO
Blinking Amber Pattern
3 blinks > short pause >
1 blinks > long pause >
repeats
3 blinks > short pause >
2 blinks > long pause >
repeats
3 blinks > short pause >
3 blinks > long pause >
repeats
Problem Description
PCIe Device or Video
subsystem failures
Video Subsystem failure
No Memory detected
Suggested Resolution
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.
Video subsystem
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.
If customer can assist to
troubleshoot, narrow
down the issue by
removing one by one
memory to determine
which one failed and
swapping to a known
good memory if available
to confirm.
If identified the memory
failed, replace the
memory.