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Small green circuit board with USB ports and volume buttons

DELL

DELL Chromebook 11 5190 2-in-1 IO Circuit Board R0DX9

SKU CH-HENY-CYHB0

Genuine Dell OEM IO circuit board with volume buttons, USB and USB-C ports for Chromebook 11 5190 2-in-1

  • CPU Typelaptop-computer-replacement-parts
  • Genuine Dell OEM part for reliable repair
  • Adds one USB-A and one USB-C port
  • Volume buttons integrated on the board
  • Designed for Chromebook 11 5190 2-in-1 only
  • Daughterboard connects directly to the motherboard

Genuine Dell IO Board for Chromebook 11 5190 2-in-1

This genuine Dell OEM circuit board carries the part number R0DX9 and fits the Chromebook 11 5190 2-in-1 convertible. It provides the side-panel USB-A and USB-C ports plus the volume control buttons. The board connects directly to the main motherboard inside the chassis.

Model-specific fit: 2-in-1 version only

Compatibility is limited to the 2-in-1 variant of the Chromebook 11 5190; the board will not work with the standard clamshell laptop version. Verify the exact model designation or match the R0DX9 part number before ordering. No other Dell chassis are supported by this daughterboard.

Restores two ports and hardware volume keys

The assembly delivers one USB-A port and one USB-C port alongside the physical volume up and down buttons. It does not add extra ports, video outputs or card readers beyond what the original design specifies. Buyers needing additional connectivity or a different port layout cannot use this part.

Highlights

  • Genuine Dell OEM part for reliable repair
  • Adds one USB-A and one USB-C port
  • Volume buttons integrated on the board
  • Designed for Chromebook 11 5190 2-in-1 only
  • Daughterboard connects directly to the motherboard

Specifications

BrandDELL
CPU Typelaptop-computer-replacement-parts

Questions about this item

What does the USB-C port on this IO board actually provide when installed in a Chromebook 11 5190 2-in-1?

The USB-C port on this R0DX9 board carries data and power for the Chromebook 11 5190 2-in-1; it is the port used for charging and for connecting USB-C peripherals once the board is fitted.

Does this board use a proprietary connector to the motherboard or a standard laptop interface?

This IO board connects to the Chromebook 11 5190 2-in-1 motherboard through a Dell-specific flat-flex cable connector; it is not a generic USB or PCIe interface and only fits the listed 2-in-1 model.

What physical space does this daughterboard occupy inside the 2-in-1 chassis?

The R0DX9 board sits along the side edge of the Chromebook 11 5190 2-in-1 lower case, aligning with the external USB and USB-C cut-outs and the volume-button openings on that model.

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