synthesizer - DX7 BATTERY CHECK = 4.3V instead of 3V even after replacing it with new compatible battery - Music: Practice & Theory Stack Exchange
Dale on Twitter: "Well, thanks to @oshpark and this cool free design from Music Technologies Group, we can! This lets us install a nice battery holder. I cut some spare header pins
Yamaha DX7 Mk I Special Edition SER-7 ROM Upgrade chip w/ BONUS Battery Holder! | eBay
synthesizer - DX7 BATTERY CHECK = 4.3V instead of 3V even after replacing it with new compatible battery - Music: Practice & Theory Stack Exchange