Apoio de mãos com teclado Dell M77V2 para portátil — unidade integrada de apoio de mãos e teclado, modelo M77V2

Replacement palmrest with keyboard Dell M77V2 is a complete upper-case assembly that combines the palm rest and integrated keyboard for compatible Dell laptop models. This unit restores the original typing surface and palm support after damage, wear or during refurbishment. The assembly preserves the standard keyboard layout and key functions while providing a direct swap-in replacement for models that accept the M77V2 configuration.

Advantages

This integrated palmrest and keyboard assembly reduces installation complexity by combining two components into a single unit, ensuring alignment of keys and palm rest without separate mounting. The original keyboard layout and tactile feel are maintained where compatible, and the integrated design helps protect internal components under the upper case. The assembly is intended for direct replacement, which can shorten repair time and avoid the need for custom modifications.

Suitable for

• Repairing a damaged or worn upper case and keyboard
• Refurbishing laptops to restore original typing surface and palm support
• Replacing a cracked palmrest or non-responsive keys
• Service operations requiring a straight swap-in of the upper assembly

Key specifications

• Form factor: integrated palm rest with keyboard assembly designed for compatible Dell laptops
• Layout: standard laptop keyboard layout specific to the supported Dell model
• Material: molded plastic upper case with integrated keycaps and palm rest surface
• Connection: flat ribbon cable and mounting points for direct replacement installation
• Condition: replacement assembly intended for repair or refurbishment use

How to use

Power down the laptop and disconnect all power sources and removable batteries before beginning. Remove the lower case and any intermediate components required to access the keyboard mounting points, following the service manual for the specific Dell model. Disconnect the existing keyboard ribbon cable and remove the old palmrest assembly by unscrewing the mounting screws and releasing clips as needed. Align the M77V2 assembly into position, secure it with the original screws and clips, and reconnect the keyboard ribbon cable firmly. Reassemble the laptop in reverse order, reinstall the battery and power on to verify that the keyboard and palmrest are functioning correctly.

Recommendations

Use appropriate ESD precautions when handling internal laptop components and avoid forcing connectors. If unsure about compatibility with your specific Dell model, consult the manufacturer’s service documentation or a qualified technician before installation. Test keyboard functionality immediately after installation and keep original screws and parts organized to ensure correct reassembly.