Dell OptiPlex 5055 Tower Owner's Manual page 77

State
S7
S8
S9
State Name
USB
MEM
MBF
Blinking Amber Pattern
3 blinks > short pause >
4 blinks > long pause >
repeats
3 blinks > short pause >
5 blinks > long pause >
repeats
3 blinks > short pause >
6 blinks > long pause >
repeats
Problem Description
Storage Subsystem
failure
Memory configuration or
incompatible error
System board failure
Suggested Resolution
If none of the memory
failed, replace the
motherboard.
Possible storage device
configuration in progress
or storage subsystem
failure.
If customer can assist to
troubleshoot, narrow
down the issue by
removing one by one
storages on motherboard
to determine which one
failed.
If identified the storage
failed, replace the
storage.
If identified the storage
failed, replace the
storage.
Memory subsystem
configuration activity is in
progress. No memory
modules were detected.
If customer can assist to
troubleshoot, narrow
down the issue by
removing one by one the
memory on motherboard
to determine which one
failed. Also, combining
the configuration to
validate appropriate
combination.
If identified the
component failed, replace
the component.
If none of the component
failed, replace the
motherboard.
Fatal system board failure
detected.
If customer can assist to
troubleshoot, narrow
down the issue by
removing one by one the
component on
motherboard to
determine which one
failed.
Troubleshooting 77