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Green rectangular circuit board with USB port, SD card slot and audio jack

DELL

DELL Inspiron 16 7610 USB Audio SD Card Reader IO Board 481H8

SKU CH-39ET-G3NN8

Replacement IO board adding a USB port, SD card reader and audio jack to compatible Dell laptops

  • ProcessorLaptop-computer-replacement-parts
  • Genuine Dell OEM replacement part for Inspiron 16 7610
  • Restores USB, SD card reader and audio jack functions
  • Matches Dell part number 481H8 for exact fit
  • New condition ensures reliable daily connectivity
  • Direct swap for CYBORG-H and TGL-H_IO_UMA boards

Genuine Dell OEM IO Board for Inspiron 16 7610

This is a genuine Dell OEM replacement part for the Inspiron 16 7610 laptop. It integrates the USB port, SD card reader and audio port onto a single circuit board. The part carries DPN 481H8 and alternate references CYBORG-H and TGL-H_IO_UMA. It is supplied new and matches the component shown in the product images.

Suitable for owners repairing a damaged port

This board suits anyone restoring full I/O functionality to an Inspiron 16 7610 after port damage or board failure. It is not intended for other Dell models or for laptops that use a different I/O board layout. Buyers needing a different port configuration or a board for another chassis should look elsewhere.

DPN 481H8 identifies the correct replacement

The Dell Part Number 481H8 is the decisive specification for confirming compatibility with the Inspiron 16 7610. Match this number against your service manual or the label on the original board before ordering. No other identifier in the listing overrides this part number.

How it compares

Measured against everything we stock in USB & Internal Card Readers, at today’s prices. Recalculated every night.

Price $11.99
Cheaper than about 75% of the 511 comparable items (median $18.99).

Specifications

Product
Brand nameDELL
Processor
ProcessorLaptop-computer-replacement-parts

Questions about this item

Does the 481H8 board run hot or draw extra power when the SD slot and USB port are used continuously?

The board is a passive IO circuit with no active cooling or power regulation of its own; heat and draw come from the laptop's mainboard, not this part.

Which existing laptop components must be present for the 481H8 to function once installed?

It connects directly to the Inspiron 16 7610 mainboard via the existing ribbon-cable header, so the original mainboard and chassis mounting points are required.

Will the CYBORG-H alternate part number fit the same Inspiron 16 7610 chassis without modification?

Yes — CYBORG-H and TGL-H_IO_UMA are listed as alternate numbers for the identical 481H8 board, so they mount in the same cut-outs.

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