Tag: Hardware Repair

Case Studies: Hardware Repair


Case #7782 • Sony DAT Player Repair: Diagnosing a…

Why won't my Sony DAT machine door open or close?

Hardware fault diagnosed, client referred for specialist repair.

composerDATDiagnosis

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Case #1997 • Roland JP-8000 Repair: No Audio Output…

Why is my Roland JP-8000 producing no audio signal at the main outputs?

The lack of audio output was confirmed to be due to the natural failure of the original capacitors on the…

Capacitor ReplacementClassic SynthCMOS Battery

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Case #1976 • Liquid Damage Repair: Restoring the Non-Functioning…

The top octave of my Roland JP-8000 keyboard isn't working—how can this be fixed?

Inspection confirmed liquid damage to the keyboard matrix circuit board tracking. The damage was successfully repaired by carefully soldering tiny…

circuit boardCorrosionHardware Repair

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