SOLVED: What size is the barrel jack port? - Lenovo IdeaPad 3-15ALC6

Lenovo IdeaPad 3-15ALC6

The Lenovo IdeaPad 3-15ALC6 (also known as Lenovo IdeaPad 3 15ALC6 or IdeaPad 3 15, model 82KU) is a 15.6-inch budget-friendly laptop powered by AMD Ryzen 5000 series processors. This device is part of Lenovo’s IdeaPad 3 lineup and is commonly searched for repairs involving the display, keyboard, battery, and SSD upgrades.

What size is the barrel jack port?

I wanna get myself a USB-PD to 20V barrel jack thingy and don't know what to search for (in general and for the barrel jack size).

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Posted: Apr 11, 2026

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@alberthahn it's a 4mm OD and 1.7mm ID barrel connector that is needed for your IdeaPad

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2 Comments:

@oldturkey03

Thanks :D

How can I find the correct USB-C to barrel jack thing?

Apr 11, 2026 by Albert Hahn

@alberthahn I assume you are looking for a USB-C To Barrel Adapter Do a simple Google search and weed through the sizes of the barrel connector. You should come across things like this

Apr 11, 2026 by oldturkey03

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Lenovo IdeaPad 3-15ALC6

What size is the barrel jack port?

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