Lenovo IdeaPad L340-17IRH Review: The well-rounded mid-range gaming notebook is unable to reach its full performance potential - NotebookCheck.net Reviews
Weird high pitched fan noise started recently : r/Lenovo
Lenovo IdeaPad L340-17IWL CPU Cooling Fan DC28000E0F0 | eBay
Lenovo IdeaPad L340-17IRH Review: The well-rounded mid-range gaming notebook is unable to reach its full performance potential - NotebookCheck.net Reviews
C940 Yoga. Possible Fix for the high pitched fan noise (right fan). Worked great on my unit, albeit there is still some but way less then before. Works from the outside just
Best Cpu Fan For Gaming of 2022: Buying Guides & Reviews by Experts
Laptop Cpu Cooling Fan Ns85b24 Dc05v 1.00a -18k01 8pin Dc28000e1d0 For Lenovo Gaming Ideapad L340-17irh L340-15irh - Fans & Cooling - AliExpress