Work Notes: Separating Hammer Strike & Rest Felts in a CLP-295GP
Fix noisy or heavy Yamaha CLP-295GP keys by separating hammer strike and rest felts, a common Clavinova repair from late-2000s models.
Keyboards
Best Headphones for Digital Piano: Technician Picks for Practice, Comfort, and Low Latency
Technician picks for digital piano headphones, including wired practice options, open-back comfort, closed-back isolation, and Bluetooth latency warnings.
Sustain Pedal Works Backwards? Why It Happens & Best Pedals to Buy!
Fix reversed sustain pedal polarity on keyboards and digital pianos, learn startup tricks, and choose reliable Yamaha, Roland, or universal pedals.
Work Notes: Peeling Hammers, P-121 Dead Key, DGX-660 Buzz
Technician work notes on peeling piano hammers, Yamaha P-121 dead keys, DGX-660 buzzes, and practical repair observations from service calls.
Firmware Version 2.00 Update for R-880 and GC-8
Update Roland R-880 and GC-8 to firmware version 2.00, including ROM flashing, PCMCIA system card writing, and parts notes.
Roland RD-800 Cracked Sub-Chassis Fix & Prevention Guide
Fix Roland RD-800 cracked sub-chassis problems that cause loud key clacks, with parts, symptoms, repair steps, and prevention advice.
Yamaha P-155 Won’t Turn On: Blown Power Inlet & Adapter Fix
Fix a Yamaha P-155 that will not power on by diagnosing a burned power inlet, adapter failure, parts, and safe repair steps.
Roland KR-5000 With No Sound
Troubleshoot a Roland KR-5000 with no sound, including silent output symptoms, capacitor leakage, test points, and recap repair advice.
Replacement for Roland ACN-120, PSB-4U, and PSB-4UREPL
Find a replacement for Roland ACN-120, PSB-4U, and PSB-4UREPL adapters using a safe MEAN WELL supply and polarity cable.
Loud Key in New Yamaha P-525: Issues with Rubber Contact Strips
Diagnose loud notes on a Yamaha P-525 digital piano, including debris, rubber contact strip problems, parts, and hammer-support tips.