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deZwoeger
New member
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Message 1 of 2
166
Flag Post

on/off LED is on after shut down

HP Recommended
HP PRODESK 400 G7
Microsoft Windows 11

After shutdown the computer (HP PRODESK 400 G7), the LED at the on/off switch stays on........

And something inside the computer keeps humming.........

How can I solve this ??

 

1 REPLY 1
ub6424
Level 9
3,359 3,343 188 327
Message 2 of 2
Flag Post
HP Recommended

Hello @deZwoeger 

 

- Disconnect AC power cable

- Remove CMOS bios battery (CR2032)

- Press and hold the power button for 30 seconds

- Wait 10 minutes

- Check CMOS battery, should have 3V otherwise replace

- Connect AC power cable

- Test again

 

best regards

---

Dear Community Member, please click the button [ YES ] on "Was this reply helpful?" to say Thanks and

make it easier for other people to find this type of solution by marking the reply ▶️ [ Accept as Solution ] ◀️

Do this on the post I wrote that helped solve it.

Thank you very much

             ⌨️

 

 

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