Astrum Replacement Keyboard for HP ProBook 4540S/4540/4545S
SKU: KBHP4540-CB | Warranty: 12 months | Condition: Brand New
Experience the pinnacle of laptop keyboard replacement with our premium selection, meticulously crafted to ensure 100% compatibility with QWERTY soft-touch laptops. Featuring UV-printed keys, our keyboards are designed for seamless integration across various laptop brands.
Our commitment to excellence shines through:
Impeccable Quality: Top-rated build makes installation nearly effortless, even for users with minimal technical skills
Environmentally Conscious: Constructed from eco-friendly components and factory-tested for reliable performance
Peace of Mind Guarantee: Backed by a 12-month Astrum warranty for assured durability and worry-free use
Elevate your laptop’s performance with a replacement keyboard that embodies reliability, sustainability, and uncompromising quality.
Technical Specifications
Feature Details
Layout US QWERTY (without function row)
Key Mechanism Soft-touch scissor-switch membrane
Keycap Finish UV-printed, fade-resistant
Color Chocolate black
Spill Protection Integrated membrane guard
Module Type Keyboard module only (no bezel)
Connector Flat ribbon cable with ZIF lock
SKU KBHP4540-CB
Warranty 12 months
Compatible Part Numbers
702237-001
683491-001
KBHP4540-CB
701485-001
Compatible Models
HP ProBook 4540s
HP ProBook 4540
HP ProBook 4545s
Installation & Care Tips
Power off your laptop and disconnect all power sources; remove the battery if possible.
Gently pry up the keyboard bezel to reveal mounting screws.
Remove screws and carefully lift out the old keyboard module.
Insert the Astrum ribbon cable into the ZIF connector and lock it securely.
Seat the new keyboard module, reattach screws or clips, and snap the bezel back into place.
Reinstall the battery, reconnect power, and boot up to verify every key functions correctly.
Clean the surface with a dry microfiber cloth; avoid liquids and harsh chemicals.
What’s Included
1 × Astrum KBHP4540-CB Replacement Keyboard (Chocolate Black US)
1 × Quick-Start Installation Guide