Opening Lenovo All In One PC C470 HDD Memory RAM Access - YouTube
135W AC Charger Fit for Lenovo ThinkPad Thunderbolt 3 Dock Gen 2 Pro Ultra Docking Station US Hybrid USB-C 40AF0135US 40AN0135US 40AH0135US 40AC0135US 40AJ0135US Laptop Power Supply Adapter Cord - Newegg.com