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Disklaviers

Yamaha Disklavier repair, upgrade, and music-management guides from Alex’s Piano Service. Learn about Disklavier troubleshooting, floppy disk recovery, Nalbantov USB upgrades, PianoStream, firmware updates, power supply repairs, compatibility questions, and MIDI/E-SEQ tools for older and newer Disklavier systems.

Yamaha Disklavier E3 Power Supply Testing & Rebuild Service

Updated on May 30, 2026 Originally posted on April 12, 2026 by Alexander Peppe

Mail-in Yamaha Disklavier E3 power supply testing and rebuild service for no-power, rebooting, and suspected internal supply failures.

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A Case Study: Backing up Precious Floppy Disks using a Greaseweazle

Updated on May 30, 2026 Originally posted on April 5, 2026 by Alexander Peppe

Case study on backing up fragile floppy disks with Greaseweazle, creating SCP masters, converting to HFE or IMG, and extracting Disklavier files.

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Using a CME U4MIDI to connect PianoStream to a Disklavier

Updated on May 30, 2026 Originally posted on January 19, 2026 by Alexander Peppe

Connect PianoStream to a Yamaha Disklavier with a CME U4MIDI, preserving MIDI routing for DCD1, MU50, MU80, computers, and Bluetooth.

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A440 Cents to Hz Calculator (A432 + Custom Pitch Standards)

Updated on May 30, 2026 Originally posted on January 9, 2026 by Alexander Peppe

Convert cents to Hertz for A440, A432, A442, and custom pitch standards with an interactive tuning calculator for pianos and Disklaviers.

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Why Isn’t PianoStream Working? Common Questions & Answers

Updated on June 2, 2026 Originally posted on November 21, 2025 by Alexander Peppe

Troubleshoot PianoStream problems with Disklaviers and player pianos, including Analog vs Digital mode, Bluetooth MIDI, floppies, and volume settings.

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How to Update the Firmware on a Yamaha Disklavier ENSPIRE (DKC-900)

Updated on May 30, 2026 Originally posted on November 11, 2025 by Alexander Peppe

Update Yamaha Disklavier ENSPIRE and DKC-900 firmware by app or USB, with steps for offline updates, Wi-Fi trouble, and failed installs.

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Can’t Read Disklavier or Clavinova Floppies? Fixes & File Recovery

Updated on May 30, 2026 Originally posted on October 9, 2025 by Alexander Peppe

Troubleshoot unreadable Yamaha Disklavier and Clavinova floppies, including copy protection, DD vs HD disks, Mac limits, and recovery options.

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Fixing Keyboard, Disklavier, & Nalbantov USB Issues: FAT32 & Superfloppy Format

Updated on May 30, 2026 Originally posted on October 4, 2025 by Alexander Peppe

Fix USB sticks that do not appear on keyboards, Disklaviers, or Nalbantov emulators with FAT32, FAT16, and superfloppy formatting tips.

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Using a Flipper Zero as a Substitute for the Yamaha Disklavier Remote Control

Updated on May 30, 2026 Originally posted on August 28, 2025 by Alexander Peppe

Use a Flipper Zero as a replacement Yamaha Disklavier remote for PPR-200E, PPR-103E, and PPR-100 functions, including IR codes.

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DKC-850 Conversion Cables: What They Do and How to Buy

Updated on May 30, 2026 Originally posted on August 14, 2025 by Alexander Peppe

Learn which Yamaha Disklavier DKC-850 conversion cables fit Mark I, II, and III systems, what they do, and how to order adapters.

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