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Pioneer DJM Mixer Repair

Cosmic Electronics is an official UK authorised service centre for Pioneer DJ and AlphaTheta. We repair and service DJM and Euphonia mixers under warranty and out of warranty, using genuine parts and approved test procedures, with nationwide coverage.

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Mixers we repair

All Pioneer DJ DJM mixers and the AlphaTheta Euphonia, including the DJM-V10, DJM-A9, DJM-900NXS2, DJM-900NXS, DJM-750MK2, DJM-450, DJM-250MK2, DJM-S11 and DJM-S9, plus older models. Not listed? Contact us.

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Common faults we fix

  • Crackling or noisy channel faders, crossfader or pots

  • A channel cutting out or with no signal

  • Effects or sound colour FX not working

  • Mic or headphone outputs not working

  • USB or soundcard not recognised

  • Master or booth output faults

  • Display, buttons or LEDs not working

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What our service includes

Button tests, LCD testing, LED testing, POT channel testing, line fader and crossfader tests, mic port testing, headphone port testing, USB tests (both A and B if applicable) and network port testing. We also check the booth and master outputs for uniformity and any irregularity. Faulty parts are replaced with genuine Pioneer DJ / AlphaTheta parts.

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Why use an authorised service centre?

  • Warranty and non-warranty repairs handled properly

  • Genuine Pioneer DJ / AlphaTheta parts, many in stock in our parts store

  • Technicians trained on Pioneer DJ equipment

  • Repairs carry a 3-month warranty

  • 50 years of electronics repair experience

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How it works

  • Book online: choose your equipment type and pick a slot.

  • Send us your unit, well packed. Standard insurance covers £50, so ask us if you need more cover.

  • We assess it and send you a quote.

  • We repair and test it, then send it back.

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Book your mixer repair online, or contact us on service@cosmic-uk.com / 01277 372321.

Pioneer DJ DJM-V10 mixer
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