Internal laptop speaker assembly designed to repair distorted or absent audio on selected Dell laptops, Deal4GO Internal Speaker Assembly. Owners who rely on clear sound for calls, video and media will welcome a straightforward swap that restores functionality. Will the replacement match OEM fit and reconnect sound reliably?
⚡ At a Glance
- • Sound Signature: Restores factory audio output when replacing distorted or absent internal speakers
- • Best for: Owners and technicians repairing Dell Latitude 5540/E5540 and Precision 3580/M3580 laptops
- • Not ideal for: Laptops outside the listed compatible 15.6-inch P127F series
Left and right internal speaker assemblies match Dell P/Ns KH7D7 and 0KH7D7. Connector is a 4-wire, 4-pin wire-to-board type rated at 4 Ohm/2W that plugs directly into the motherboard.
Repair No Sound or Distortion - thanks to direct motherboard connection
Connector type is a 4-wire, 4-pin wire-to-board design rated at 4 Ohm/2W and plugs into the motherboard to carry left and right channel signals. The assembly includes distinct left and right speaker units for stereo output.
Swapping both speaker assemblies and using the correct 4-pin header addresses faults caused by failed internal speakers, restoring audio for calls and media playback.
Straightforward Part Matching - with OEM and manufacturer part numbers
Manufacturer part numbers listed are 023.400SN.0021 and 023.400SN.0001, with Dell P/Ns KH7D7 and 0KH7D7 specified for the P127F 15.6-inch series. These identifiers help confirm compatibility before installation.
Matching part numbers reduces guesswork during repairs, making it easier for owners and technicians to source the correct replacement.
Complete Stereo Replacement - with both left and right assemblies included
Each pack contains one left and one right internal speaker assembly designed for the 15.6-inch P127F chassis. The pack does not include screws, so original fasteners must be retained for reassembly.
Replacing both channels at once simplifies repairs and ensures balanced stereo performance without needing a second purchase.
✨ The 4 Key Reasons for Deal4GO Internal Speaker Assembly
- 4-pin Wire-to-board Connector – Ensures secure motherboard connection for reliable audio transfer
- Left & Right Speaker Pair – Replaces both channels to restore full stereo sound
- Compatible with Dell 5540/3580 Series – Direct fit for specified 15.6-inch Dell laptop models
- Manufacturer Part Numbers Included – Matches OEM parts for straightforward identification during repairs
📋 Technical Details at a Glance
- Category: Laptop internal speaker assembly
- Brand: Deal4GO
- Compatible Models: Dell Latitude 5540, E5540, Precision 3580, M3580 (15.6-inch P127F series)
- Dell P/Ns: KH7D7, 0KH7D7
- Manufacturer Part Numbers: 023.400SN.0021, 023.400SN.0001
❓ Frequently Asked Questions
Q: Is this compatible with my Dell Latitude or Precision laptop?
A: Compatibility is confirmed for Dell Latitude 5540, E5540 and Precision 3580, M3580 15.6-inch P127F series only.
Q: Are screws included for installation?
A: Screws are not included; retain the original screw for installation of the replacement assembly.
Q: How does the speaker connect to the motherboard?
A: Connection is via a 4-wire, 4-pin wire-to-board connector rated at 4 Ohm/2W that plugs directly into the motherboard.
🏆 Our Verdict
Ideal for owners and technicians needing to restore internal audio on specific Dell Latitude 5540/E5540 and Precision 3580/M3580 laptops. The replacement matches Dell and manufacturer part numbers and uses a 4-pin wire-to-board connector for a direct fit and reliable reconnection. While cost varies, the straightforward swap offers practical long-term value by extending laptop usability and avoiding more invasive repairs.
