HP EliteBook 840 G3 & 745 G3 High-Durability Keyboard

Detailed Technical Specifications

• Key Mechanism: Scissor-switch architecture with a 1.5mm travel distance for tactile feedback.
• Navigation Hardware: Integrated dual-button pointing stick (trackpoint) for precision cursor control without a mouse.
• Layout: Full US QWERTY with dedicated function row and Windows shortcut keys.
• Connector Type: 60-pin high-density ZIF (Zero Insertion Force) flex ribbon cable.
• Environmental Protection: Sealed membrane under-layer designed for basic spill resistance and dust prevention.
• Finish: “Raven Black” keycaps with high-legibility white UV-printed characters for long-term wear resistance.

Compatibility & Part Number Matrix

This keyboard is a verified match for the following professional-grade hardware.

Note: This list represents documented compatibility; however, internal motherboard revisions may exist. For a zero-risk purchase, please verify compatibility with us before finalizing your order.

Installation & Purchase Protection

Eliminating the “Incorrect Part” Fear

We recognize that the biggest pain point in laptop repair is receiving a part that looks right but doesn’t connect. To solve this, you can consult with our team prior to purchase which will help determine the right compatible keyboard.

If the keyboard fails to interface with your system, we provide a full 7-day exchange or return (subject to policy). This removes the risk of being stuck with incompatible hardware and ensures you will be satisfied with what you get.

Maintenance & Installation Tips

ZIF Connection: When installing the new hp 840 g3 keyboard, ensure the locking bar on the motherboard is fully seated before testing. A loose ribbon cable is the #1 cause of “ghost” keys or unresponsive rows.

Cleaning: To maintain the matte texture of the keys, use a dry microfiber cloth or specialized electronic wipes. Avoid alcohol-based cleaners which can degrade the UV-printed lettering over time.