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Graviton

Graviton Replacement Keyboard for HP ProBook 4540s 4545s Black US Layout

SKU CH-TFF1-M49T1

Black US-layout replacement keyboard for HP ProBook 4540s and 4545s, tested before shipping and matching part numbers 702237-001, 683491-001 and 701485-001

  • Direct fit for HP ProBook 4540s and 4545s models
  • Matches part numbers 702237-001, 683491-001, 701485-001
  • Restores typing function on cracked or faulty keyboards
  • US layout with CE safety certification
  • Tested unit ready for immediate installation

Replacement keyboard for HP ProBook 4540s series

This keyboard replaces a faulty or cracked unit on HP ProBook 4540s, 4540 and 4545s models. It matches the original US layout and black finish. The part is certified to CE standards and ships new. It suits owners of those specific laptops needing a direct swap.

Tested unit with part-number alignment

Each keyboard is tested before dispatch to confirm key travel and connector fit. It aligns with part numbers 702237-001, 683491-001 and 701485-001 for straightforward installation. The ribbon connector seats in the existing motherboard socket without adapters. No extra mounting hardware is required.

Limited to the named ProBook models

The keyboard fits only the listed HP ProBook 4540s, 4540 and 4545s series. It will not suit other ProBook sizes, EliteBook lines or any non-HP chassis. Buyers with different model numbers or international layouts need a different part. Verify the part number on the original keyboard before ordering.

Highlights

  • Direct fit for HP ProBook 4540s and 4545s models
  • Matches part numbers 702237-001, 683491-001, 701485-001
  • Restores typing function on cracked or faulty keyboards
  • US layout with CE safety certification
  • Tested unit ready for immediate installation

Specifications

No published specifications for this item yet.

Questions about this item

How does the US standard layout affect key placement?

The keyboard follows US standard key arrangement with American English legends and no additional regional keys.

What physical mounting points match the HP ProBook 4540s chassis?

The unit aligns with the original screw holes and retention tabs for HP ProBook 4540s, 4540 and 4545s models.

Which ribbon cable orientation avoids the common upside-down install?

Insert the flat ribbon with exposed contacts facing down toward the motherboard connector until the latch clicks.

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