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Flat orange ribbon cable with connectors at each end

DELL

DELL Studio 1458 1457 IO Board Ribbon Cable T841R

SKU CH-3JJY-973HN

Connects the audio-port I/O board to the motherboard in Dell Studio 1450, 1457 and 1458 laptops

  • Genuine Dell OEM replacement ribbon cable
  • Connects audio I/O board to motherboard
  • Compatible with Studio 1450, 1457, 1458 laptops
  • Dell part number T841R for exact fit
  • Cable only — no additional components included

Genuine Dell IO board ribbon cable

This genuine Dell OEM ribbon cable carries the T841R part number and connects the audio ports IO circuit board to the motherboard in Dell Studio 1450, 1457 and 1458 laptops. The listing supplies the cable only, exactly as shown in the product images. It is a new replacement part for a specific internal connection.

Suits owners repairing a failed audio board link

Technicians or owners restoring audio functionality on the listed Studio models will find the correct fit here. Builders working on other Dell series or on machines that use a different IO board connector should source the appropriate cable for those platforms.

Fits inside the laptop chassis as a direct

The ribbon slots between the motherboard and the audio ports board without requiring additional adapters or soldering. Installing it restores the front-panel audio connections and frees the system from the intermittent or missing sound caused by a damaged original cable.

How it compares

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

Price $5.99
Cheaper than about 87% of the 8,808 comparable items (median $16.99).

Specifications

Product
Brand nameDell

Questions about this item

Does this T841R ribbon cable require a specific IO circuit board to function?

It connects the existing audio ports IO board to the motherboard in Dell Studio 1457, 1458 and 1450 models.

Will this cable fit if I keep the original motherboard in my Studio 1458?

Yes, the T841R is designed for the original motherboard in Studio 1457, 1458 and 1450 laptops.

How can I confirm the cable is seated correctly after installation?

The audio ports on the IO board should function normally once the ribbon cable is fully inserted into both the board and motherboard connectors.

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