Lenovo 5N20V78142 Laptop Replacement Keyboard

The Lenovo 5N20V78142 keyboard is a replacement keyboard designed specifically for the Lenovo ThinkPad T15. It retains the original layout and tactile response, includes backlighting for typing in low-light conditions, and is finished in black to match the laptop's appearance. This high-quality spare part is intended to restore or maintain the laptop’s typing functionality and durability.

Advantages

The keyboard offers original-style key layout and feel, integrated backlight for improved visibility, and construction aimed at long service life and reliable operation. It is manufactured to be compatible with Lenovo ThinkPad T15 models and matches the laptop’s aesthetic in black.

Suitable for

• Replacing a damaged or worn Lenovo ThinkPad T15 keyboard
• Repairing laptops after liquid spills or key failures
• Restoring backlight functionality for low-light typing
• Maintaining original typing feel and layout

Key specifications

• Manufacturer: Lenovo
• Model / MPN: 5N20V78142
• Compatible with: ThinkPad T15
• Colour: Black
• Feature: Backlit keyboard
• EAN: 5704174606185

How to use

Power off the laptop and disconnect any power sources. Remove the existing keyboard following Lenovo ThinkPad T15 service instructions or a qualified technician’s guidance, then install the 5N20V78142 keyboard by aligning connectors and fastening screws as required. Reconnect power and verify backlight and key functionality before full use.

Recommendations

Handle the keyboard and its ribbon cable carefully during installation to avoid damage; if unsure, use an authorized service center for replacement to preserve warranty and ensure correct installation.