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Green circuit board with USB ports, audio jacks, RJ-45 socket and part number W946D

DELL

DELL Right Side IO Audio Board W946D for Latitude E6400 ATG Precision M2400

SKU CH-71XB-QQ3XW

Genuine Dell right-side I/O board with USB, audio and RJ-45 ports for Latitude E6400, ATG and Precision M2400 models with discrete video

  • ProcessorLaptop-computer-replacement-parts
  • Genuine Dell OEM replacement part ensures exact fit
  • Right-side I/O board restores USB, audio and RJ-45 ports
  • Compatible with Latitude E6400, E6400 ATG and Precision M2400
  • Works only with discrete-video motherboards such as NVIDIA Quadro NVS 160M
  • Part number W946D matches original Dell specification

Genuine Dell OEM IO Board for Latitude E6400

This is a genuine Dell OEM replacement Right Side IO Circuit Board with USB jacks, Audio ports, and RJ-45. It connects to a Discrete Video Motherboard for the Dell Latitude E6400, E6400 ATG, and Precision M2400. The part number is W946D.

Suitability and compatibility limits

This board suits technicians repairing a Latitude E6400, Latitude E6400 ATG, or Precision M2400 with a discrete video chipset such as the NVIDIA Quadro NVS 160M. It is not for systems using integrated graphics motherboards. Buyers needing a board for integrated video models should look elsewhere.

Discrete video motherboard requirement

This IO board is compatible only with E6400 and M2400 motherboards equipped with a discrete video chipset. You must verify your system has discrete video before ordering. Integrated video motherboards are not supported by this part.

How it compares

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

Price $3.99
Cheaper than about 99% of the 185 comparable items (median $29.99).

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Specifications

Product
Brand nameDELL
Processor
ProcessorLaptop-computer-replacement-parts

Questions about this item

How do I install the W946D IO board and what step is often missed?

Remove the palm-rest assembly, disconnect the old board's ribbon cable, and swap it; the step people miss is confirming the motherboard has discrete video before starting.

What maintenance or replacement will the W946D need later?

The USB and audio ports can wear from repeated insertion; if a port fails the whole board must be replaced as a single unit.

What limit appears first under sustained use of the W946D?

Heat from the adjacent discrete video chipset such as the Quadro NVS 160M can stress the board's solder joints over time.

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