hpr4769 :: Laptop Computer Woes, or How I Learned to Love My Tech Hoarding, Part 2
Claudio provides an update on his laptops. One Grows Up, One Goes Down, and One Enters the Chat.

Hosted by Claudio Miranda on Thursday, 2026-11-12 is flagged as Clean and is released under a CC-BY-SA license.
RightToRepair, Computers, Laptops, HP, PCrepair, Lenovo, ThinkPad.
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Hardware upgrades.
Hosts share their experiences when upgrading their equipment.
Part 1: https://hackerpublicradio.org/eps/hpr4661/index.html
HP ProBook 4540s:
- Specs: https://support.hp.com/au-en/product/product-specs/hp-probook-4540s-notebook-pc/
- Tonymacx86 forum post on the 1920x1080 screen upgrade for the ProBook 4540s: https://www.tonymacx86.com/threads/4540s-lcd-screen-1080p-replacement.88212/
- Panelook.com link to the LG156WF1 screen variants: https://www.panelook.com/modelsearch.php?keyword=LP156WF1&search_id=1839426
- HP ProBook 4540s teardown and screen upgrade video by JSnake Repair: https://youtu.be/3ceZ1m7JFYw?t=1252
- wangpeng® New LCD Flex Video Cable for Hp Probook 4540s 4570s 4730s P/n:50.4ry03.001: https://a.co/d/08HvC5wR
- BRIGHTFOCAL New Screen Replacement for LP156WF1(TL)(A1) FHD 1920x1080 LCD LED Display Panel: https://a.co/d/03hEU6pG
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16 GB upgrade woes:
- Workaround for performance degradation with 16 GB RAM: https://h30434.www3.hp.com/t5/Notebook-Hardware-and-Upgrade-Questions/Performance-degrades-in-Probook-4540s-after-memory-upgrade/td-p/2268503
- Linux workaround: https://forums.linuxmint.com/viewtopic.php?t=412041
Evoo EVC141-12BK:
Lenovo ThinkPad T495:
- Specs: https://psref.lenovo.com/Product/ThinkPad_T495?tab=spec
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My T495:
- AMD Ryzen™ 5 PRO 3500U Processor
- 16 GB DDR4-2666 soldered + 16 GB DDR4 SO-DIMM (pulled from the dead Evoo)
- AMD Vega 8 Graphics
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480 GB M.2 2280 SSD with Windows 11 Pro
- This was replaced with the SSD from the dead Evoo that has OpenBSD.
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Future Project:
- M.2 2242 SSD on the WWAN port, or an adapter for the 480 GB SSD with Windows.