Lenovo C, E, K, M, N and V Series Notebooks. Lenovo IdeaPad 1xx, 3xx, 5xx & 7xx, Edge, LaVie Z, Flex Notebooks. ThinkPad T61 and prior T series plus Other Legacy ThinkPads. ThinkPad: 11e (Windows), 13, E and Edge series Laptops. ThinkPad: S Series, ThinkPad Yoga and Twist Laptops. ThinkPad: X Series Tablet and Helix Laptops. 
ThinkPad: P and W Series Mobile Workstations. ThinkPad: T400 / T500 and newer T series Laptops. Recently Released Critical Drivers - Read Only. Recently Released Service Tips - Read Only. (Able to perform common key shortcuts with fn button).Īll in all, it looks like there's a physical problem either with the CTRL key itself, it connector, keyboard's internal scheme, port on the motherboard.īUT The key is still recognized by on-screen keyboard and Lenovo diagnostics utility.Īt this point I'm out of ideas but to take it to the service center for them to have a look. Swapping Left CTRL and Fn key works fine. I'm not sure if I need to completely disassemble it to find the battery on the motherboard (would like to avoid it as it's on warranty). 
Reset BIOS by removing AC and battery + holding the power button for 15 sec (This model doesn't have an internal battery as noted in ). (Tested motherboard, keyboard).īooted into Linux live image on the usb stick - problem persists. Lenovo Diagnostics utility: Left CTRL is recognized, all tests are passed. Lenovo System Update utility was used to install all of the possible drivers. On-screen keyboard - registeres left CTRL, it's highlighted when I press it.Ĭhipset was upgraded to the latest version Left Ctrl is not working therefore unable to CTRL+C/CTRL+V etc. Lenovo Thinkpad T470p / Windows 10 Enterprise Nothing physically has hapenned to the laptop / keyboard / no water.
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