Dell OptiPlex 5055 Tower OptiPlex 5055 Tower Owners Manual - Page 77
Storage Subsystem, Memory subsystem
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State S7 S8 S9 State Name USB MEM MBF Blinking Amber Pattern Problem Description Suggested Resolution If none of the memory failed, replace the motherboard. 3 blinks > short pause > 4 blinks > long pause > repeats Storage Subsystem failure 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. 3 blinks > short pause > 5 blinks > long pause > repeats Memory configuration or incompatible error 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. 3 blinks > short pause > 6 blinks > long pause > repeats System board failure 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
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