some hissing sound from System

[Rahul87]

I heard some hissing sound in my system, please arrange to resolve the issue ASAP  

[asmita6658]

Hi @Rahul87

Welcome to the HP Support Community. 

1) What's the exact model name of the computer? Click here for steps on finding the information we need. Do not share any of your personal information such as serial, phone number, email ID, etc.

2) Where is this sound coming from? 
 

While you respond to that, try these steps -

1) Shutdown the computer. 
2) Unplug all the Adapter and peripherals connected. 
3) Press and hold down the power button for 15 to 20 seconds. 
4) Plug-in the Adapter. 
5) Try to turn on the computer. 

Also, try updating the computer - 

Step 1 Windows Updates troubleshooter -

Click on this link to run Windows Updates troubleshooter.

Step 2 Windows Updates - 

1) In the search box, type and open Windows Updates. 
2) Check for updates. 
3) If the updates are available, click on install and restart the computer. 

Step 3 HP Support Assistant Updates - 

1) In the search box, type and open HP Support Assistant. 
2) Check for updates. 
3) If the updates are available, click on install and restart the computer. 

Let me know how that goes. 

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