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Green circuit board with two USB ports and two audio jacks

DELL

DELL Inspiron 1570 I/O Circuit Board 4H3H8 accessory

SKU CH-7DHV-YZCWY

Replacement I/O circuit board adds two USB and two audio ports for Inspiron 1570 models

  • Accessory categoryLaptop I/O Circuit Board
  • In the boxLaptop I/O Circuit Board
  • Restores USB connectivity with two USB ports
  • Restores audio connectivity with two audio ports
  • Genuine Dell replacement part number 4H3H8
  • Direct fit for Inspiron 1570 laptops
  • Includes cables for immediate installation

Dell Inspiron 1570 I/O Board 4H3H8

This replacement circuit board restores two USB ports and two audio ports on a Dell Inspiron 1570 laptop. It is intended for owners of that specific model who have damaged or non-functional side-panel connectivity. The part arrives in like-new condition as a working pull from existing hardware.

Verify Dell Inspiron 1570 model and port layout

Confirm the laptop is an Inspiron 1570 before ordering, as this board is not interchangeable with other Dell series. Compare the existing board’s connector orientation and screw-hole positions with the product images to ensure a correct match. Check that the two USB and two audio ports match the physical cut-outs on your chassis.

Fits inside the existing chassis slot

The board slides into the original I/O opening on the Inspiron 1570 and uses the stock mounting points. No extra cables or adapters are required beyond those already present in the laptop. Replacing the board restores peripheral connectivity without modifying the surrounding structure.

How it compares

Measured against everything we stock in Cable Locks & Laptop Extras, at today’s prices. Recalculated every night.

Price $14.99
Cheaper than about 55% of the 8,808 comparable items (median $16.99).

Specifications

Product
Brand nameDell
Part number4H3H8
Accessory categoryLaptop I/O Circuit Board
In the box
In the boxLaptop I/O Circuit Board

Questions about this item

Does the box include the I/O circuit board only, or are cables also supplied?

The package contains the I/O circuit board and the cables shown in the product images.

Is this 4H3H8 board the correct replacement for every Dell Inspiron 1570?

Yes, Dell part number 4H3H8 is listed as compatible with the Inspiron 1570 model.

Will the two USB ports and two audio ports on this board work immediately after installation?

The board provides two USB ports and two audio ports that connect directly to the motherboard for standard operation.

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