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The Lenovo IdeaPad 3/3i 15ITL6 is a 15 inch variant the IdeaPad 3, based on the Intel 11th gen platform. There are multiple different models with different CPU, RAM and SSD configurations, however, repairing these all seem to be basically the same. Released in 2020.

My Lenovo Laptop only turns on when its been expose to cold areas

So I've been experiencing this problem for 2 days now and I already took it to a repair shop and because the shop is cold it turns on without any error. So because it only turns on to cold areas they don't find any problems with it so when I take it home same problem when I press the power button, the power light only lights up for 5-10 second then turns off. It continuously does this until the laptop screen turns on. So like I need to put it in front of a freezer just to turn on then go back to my room to use it. Works perfectly fine without experiencing any error after it turns on. The only problem I see is turning on the laptop.

Summary

  • The laptop only turns on when its expose to cold air/areas.
  • The laptop won't turn on in room temp.
  • When the laptop is not expose to cold air/areas the power light will turn on for about 5-10 seconds then turn off and then the light will turn on again after 10 or 15 seconds then off, it does this until the screen turns on.
  • When it is expose to cold air/areas it turns on and works perfectly fine without any errors, and can be used in room temperature.
  • Already clean the laptop external and internal and also putting in new thermal paste.
  • Main problem is when turning on.
Beantwortet! Antwort anzeigen Ich habe das gleiche Problem

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где неходится датчик температуры куллера чтобы заменитьего?

von

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Gewählte Lösung

Well, it turns out it's just software preventing the laptop from turning on properly.

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It may be helpful to others if you tell us what software?

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Hi im having this problem too with my Lenovo Ideapad Slim 3i and I am getting frustrated because I keep returning it to the repair shop but it is working fine when it comes to them. Now I experimented with going to an airconditioned place and it does work in cold environments. Would really like to know the fix for this as I do not have ac in my dorm.

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@raphael0132 this will be a tough one to figure out. What seems to happen is that you have components on your motherboard that are at it's limits. They still function when cold but have issues once they have warmed up. I would suggest you remove the lower case from your laptop and get some freeze spray. Then apply that to different areas on the moterhboard during the start-up process. Once your board is nice and warm and you are having issues, spray the freeze spray on different areas of the board. One you "hit" the right area, your compute should boot up as it should. I'd focus on the DC in connector and battery connector area.

Now take some pictures of the general area where you applied the spray, and post that with your Question. Hopefully we can identify the area and have the right schematic for your board. There maybe some soldering etc. involved with this repair. No, not straightforward and definitely tedious but it should get you there. Bilder zu einer vorhandenen Frage hinzufügen

Use the Lenovo IdeaPad 3 15ITL6 Hardware Maintenance Manual to work on it

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My laptop works fine in room temp after turning it on without the need of cold air. The only problem is when turning on, like I need to put it in front of a freezer when turning on.

von

@raphael0132 yes I understand that. It’s not the operation but the start up when warm. This sounds like a bad voltage regulator or MOSFET. Unless you can isolate the component, you can’t resolve the issue.

von

Ok I'll try what you suggest and I'll make an update about this issue. Thanks for your suggestion.

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Raphael wird auf ewig dankbar sein.
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