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- HP Community
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- Desktop Hardware and Upgrade Questions
- Desktop all in one will not turn on

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07-30-2025 04:12 AM
@Teddy1025, Welcome to the HP Support Community!
Thanks for reaching out about your query regarding HP All-in-One (AIO) That Will Not Turn On!
We're thrilled to have the opportunity to assist you and provide a solution.
If your HP All-in-One desktop is not starting and instead emits beeps, it's likely indicating a hardware issue. Here are some steps you can take to troubleshoot the problem:
Understanding Beep Codes
Beep codes are diagnostic indicators used by computers to communicate hardware issues. The pattern of beeps can give clues about what might be going wrong.
Common Causes and Solutions
Check Power Supply:
- Ensure all power connections are secure and the power supply is functional.
- Try plugging the computer into a different working outlet.
Identify Beep Codes:
- Count the number of beeps: The number of beeps can help pinpoint the problem, such as memory errors, processor issues, or graphics failures.
Reseat Components:
- Memory (DIMMs): If the beep code indicates memory issues (often with 5 beeps), try reseating or replacing the memory modules.
- Graphics Card: If applicable, ensure the graphics card is seated properly.
Refer to Beep Codes:
- Beep codes like 2 beeps usually indicate a processor thermal issue, so ensure fans are functioning.
- For example, 4 beeps might indicate a power failure, requiring checks on connected devices and potentially replacing the power supply.
Hope this helps!
Take care, and have an amazing day!
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Regards,
ZOEY7886
I am an HP Employee