How to open Lenovo ThinkPad L15 Gen 3 – disassembly and upgrade options

Business laptops are usually good with upgradeability. So is the ThinkPad L15 Gen 3. Also, the captive screws on the bottom panel make it harder to lose them.

Check out all Lenovo ThinkPad L15 Gen 3 prices and configurations in our Specs System, or read more in our In-Depth review.


1. Remove the bottom plate

To access this notebook’s internals, undo the 10 Phillips-head screws, holding the bottom panel in place. Then remove the SIM card tray and pry the panel with a plastic tool, and lift it away from the chassis.


2. Remove the battery

Inside, we find a 57Wh battery pack. To take it out, unplug the battery connector, and undo all four Phillips-head screws, that keep it attached to the chassis.


3. Upgrade memory and storage

Memory-wise, there are two SODIMM slots, which fit up to 64GB of DDR4 RAM in total. As for the storage, there is one M.2 PCIe x4 slot, which fits 42mm Gen 4 SSDs.


4. Cooling system

The cooling comprises a couple of heat pipes, a side-mounted heat sink, and a fan. In addition, we see a heat spreader that takes care of the VRMs.

Check out all Lenovo ThinkPad L15 Gen 3 prices and configurations in our Specs System, or read more in our In-Depth review.

Lenovo ThinkPad L15 Gen 3 (Intel) in-depth review

Sitting uncomfortably away from the affordable pricing, the ThinkPad L15 Gen 3 sets the expectations bar really high. In fact, our latest review (as of the time of writing this one), covered the Fujitsu LifeBook U7512. A significantly less popular notebook, that is super exciting in terms of features.So, In order to compete, the Thinkpad L15 Gen 3 must comply with some requirements. First and foremost - it needs to have excellent security. Then, it has to be able to give its users the performance they need on demand while lasting for an entire day on a single battery charge.Before we [...]

Pros

  • Quiet under extreme load
  • 2x SODIMM + 1x M.2 PCIe slot
  • PWM-free display (Innolux N156HCA-E5B (LEN40BA))
  • IR face recognition + Fingerprint reader + TPM
  • Great spill-resistant keyboard
  • Thunderbolt 4 + MicroSD card slot + optional LTE support

Cons

  • No 5G support
  • Plastic body
  • Covers only 54% of the sRGB color gamut (Innolux N156HCA-E5B (LEN40BA))
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