Latest FAQs and Articles – Alex's Piano Service

Latest FAQs and Articles

  • Yamaha GH3 Substitutions
    I recently had a client request I replace the stock GH3 action in her Yamaha CVP-305 with a Yamaha Natural Wood action, and I had an opportunity to do some experimenting. The Yamaha GH3 keyboard action can be replaced with the NW-GH3 action, the GH3X action, or the NWX action. All four of the actions … Read more
  • Yamaha P105 with No Sound
    I recently had a customer report their P105 was producing no sound, although occasionally, it emitted a scratchy noise. Attached to this post is a picture of the burned out chip I found inside the unit. The solution was a replacement DM board (Yamaha #ZJ2570000).
  • Dampp-Chaser Installation in Yamaha HQ100
    The Yamaha HQ100 is a so-called “gray-market” upright. A gray market piano is one that’s authentically manufactured by Yamaha, but is not intended for sale in a specific geographic region or country. Instead, it’s sold as “gray market” — a market that exists outside of the official distribution channels and is not authorized by the … Read more
  • Cadenza in Freeport
    As a professional piano tuner, I’ve had the privilege for several years of working at some the most beautiful music venues. Cadenza is nestled right in the heart of Freeport at 5 Depot St, and this venue attracts music lovers who come to enjoy live performances and the beauty of its Yamaha C7 grand piano. … Read more
  • Nalbantov Floppy Disk Drive Upgrades
    I’ve recently started recommending customers with worn-out floppy disk drives upgrade them to so-called “Floppy Disk Emulators.” There are a couple of these on the market, but it looks like the easiest to use and most reliable is the Nalbantov USB Floppy Disk Emulator. I use these regularly in Yamaha Disklaviers, but they can also … Read more
  • Digital Keyboard FAQs
    One or more keys play at full volume even though I’m hardly pressing them! Keyboards use very sensitive contacts to determine how fast you’re pressing the key (or the velocity). A keyboard with dirty contacts (such as the one pictured below) will misjudge velocity, and will cause the key to play at incorrect or, often, … Read more
  • Disklavier Floppy Disk Backups, eSEQ and MIDI Formats
    Some of my customers choose to upgrade their older Disklavier’s floppy drive to a Nalbantov USB drive, and want to know how to copy songs from their old Disklavier floppy disks so they can put them on USB. Some of them just want to be able to backup their disks so they can make new … Read more
  • Nord Electro 3 Fuse Replacement and Voltage Change
    In 2022, I had a customer ask me how to change the voltage on his Nord Electro 3 from North American to European. I made this brief write-up to help him. This also includes how to replace the Electro 3’s fuse. If you’re a world traveler, this might be worth printing out and keeping in … Read more
  • Piano Teachers
    This is a (nearly) comprehensive list of local piano teachers here in Southern Maine. This list includes both teachers who work with you in-person, and also those who use remote teaching tools. Teachers who can travel to your home are marked with a black star (★), and teachers who can work with you remotely are … Read more
  • Seymour Bernstein’s Advice to Pianists
    I’ve had the honor of tuning Seymour Bernstein’s piano for several years. He shared with me this video, and I’d love to share it with my customers and the world from my platform here.