![Opened up my DS-1 to do a small solder-less mod, only to find this PCB. Yes, this is the entire circuit. The SD-1 I bought the same day has the normal size Opened up my DS-1 to do a small solder-less mod, only to find this PCB. Yes, this is the entire circuit. The SD-1 I bought the same day has the normal size](https://preview.redd.it/dcrtsk6o54h11.jpg?auto=webp&s=a1a6f741dfe969527d8915a368ac4a5a295267b0)
Opened up my DS-1 to do a small solder-less mod, only to find this PCB. Yes, this is the entire circuit. The SD-1 I bought the same day has the normal size
![BOSS DS-1 DISTORTION PEDAL Service Manual download, schematics, eeprom, repair info for electronics experts BOSS DS-1 DISTORTION PEDAL Service Manual download, schematics, eeprom, repair info for electronics experts](https://elektrotanya.com/PREVIEWS/63463243/23432455/boss/boss_ds-1_distortion_pedal.pdf_2.png)
BOSS DS-1 DISTORTION PEDAL Service Manual download, schematics, eeprom, repair info for electronics experts
![integrated circuit - Modifying a Boss DS-1 Distortion pedal, possible lifted pads - Electrical Engineering Stack Exchange integrated circuit - Modifying a Boss DS-1 Distortion pedal, possible lifted pads - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/n3PQk.jpg)