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Small rectangular green circuit board with button switches and ribbon connector

Vszerda

Vszerda Button Board ProBook 455 450 470 475 G4 DA0X83PB6D0

SKU CH-PJ2S-0VS1T

Replacement button board for ProBook 455 G4, 450 G4, 470 G4 and 475 G4 laptops

  • Restores power-button function on supported ProBook models
  • Direct replacement for part numbers DA0X83PB6D0 and 905754-001
  • Compatible with ProBook 455 G4, 450 G4, 470 G4 and 475 G4
  • New condition ensures reliable operation from first install

Button Board for ProBook G4 Models

This Vszerda button board replaces the power-switch assembly on HP ProBook 455 G4, 450 G4, 470 G4 and 475 G4 laptops. It matches part numbers DA0X83PB6D0 and 905754-001. The component restores front-panel control when the original board fails or is damaged during service.

Direct replacement part — no extra software

The package contains only the switch board itself; no cables, screws, drivers or diagnostic tools are supplied. Installers must reuse existing fasteners and connectors from the donor chassis. Buyers needing a full top-case assembly or additional ribbon cables should source those separately.

Highlights

  • Restores power-button function on supported ProBook models
  • Direct replacement for part numbers DA0X83PB6D0 and 905754-001
  • Compatible with ProBook 455 G4, 450 G4, 470 G4 and 475 G4
  • New condition ensures reliable operation from first install

Specifications

No published specifications for this item yet.

Questions about this item

Will the DA0X83PB6D0 button board need periodic cleaning or replacement of its tactile switches?

The board is a solid-state switch assembly with no user-serviceable contacts; normal use does not require cleaning or switch replacement.

What is the first limitation that appears when the power button is held down continuously?

The board simply registers a single press event; holding the button does not generate repeated signals or thermal stress.

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