Laptop keyboard Lenovo 5N21M38142 for ThinkPad T14 Gen 5 — backlit

Replacement laptop keyboard Lenovo 5N21M38142 for ThinkPad T14 Gen 5 is a backlit OEM spare part designed to restore full keyboard functionality. It provides illuminated keys for low-light typing and is compatible with the Lenovo models indicated by the manufacturer. The keyboard is intended for repair or upgrade of a damaged or worn unit and fits the original layout and connector specifications.

Advantages

The Lenovo 5N21M38142 backlit keyboard offers factory-compatible fit and key layout, integrated backlighting for improved visibility in dim environments, and construction that meets OEM quality standards for durability and reliable daily use. It enables a direct replacement without altering the laptop’s original appearance or functionality.

Suitable for

• Repairing a broken or non-responsive keyboard on ThinkPad T14 Gen 5
• Replacing a worn or damaged keyboard to restore tactile feedback
• Upgrading to a backlit keyboard for better visibility in low light
• Servicing laptops used for travel, office work, or remote work

Key specifications

• Manufacturer: Lenovo
• Model / MPN: 5N21M38142
• Compatible series: ThinkPad T14 Gen 5
• Feature: Backlit keyboard
• Type: OEM replacement keyboard

How to use

Shut down the laptop and disconnect any power sources and external devices before beginning. Remove the bottom cover of the ThinkPad T14 Gen 5 following Lenovo service instructions, disconnect the old keyboard ribbon cable and mounting screws, then install the Lenovo 5N21M38142 backlit keyboard by reconnecting the ribbon cable and securing the fasteners. Reassemble the laptop, reconnect power, and verify keyboard operation and backlight functionality in the operating system.

Recommendations

Use an anti-static wrist strap or take other ESD precautions during installation. If unsure about disassembly, seek professional repair service to avoid damage to the laptop. Verify compatibility with your exact submodel and BIOS configuration before purchase.