![synthesizer - DX7 BATTERY CHECK = 4.3V instead of 3V even after replacing it with new compatible battery - Music: Practice & Theory Stack Exchange synthesizer - DX7 BATTERY CHECK = 4.3V instead of 3V even after replacing it with new compatible battery - Music: Practice & Theory Stack Exchange](https://i.stack.imgur.com/aLCcs.jpg)
synthesizer - DX7 BATTERY CHECK = 4.3V instead of 3V even after replacing it with new compatible battery - Music: Practice & Theory Stack Exchange
![synthesizer - DX7 BATTERY CHECK = 4.3V instead of 3V even after replacing it with new compatible battery - Music: Practice & Theory Stack Exchange synthesizer - DX7 BATTERY CHECK = 4.3V instead of 3V even after replacing it with new compatible battery - Music: Practice & Theory Stack Exchange](https://i.stack.imgur.com/Fv3Bu.png)
synthesizer - DX7 BATTERY CHECK = 4.3V instead of 3V even after replacing it with new compatible battery - Music: Practice & Theory Stack Exchange
![synthesizer - DX7 BATTERY CHECK = 4.3V instead of 3V even after replacing it with new compatible battery - Music: Practice & Theory Stack Exchange synthesizer - DX7 BATTERY CHECK = 4.3V instead of 3V even after replacing it with new compatible battery - Music: Practice & Theory Stack Exchange](https://i.stack.imgur.com/fJbiM.jpg)