XV250/DIS (Digital Ignition System)

AKA "Digital TCI" (Transistor Controlled Igniter)

Links

Old TCI

• https://midisoft.de/Yamaha-VX-535-Virago/TCI/index.html
  • English (Google translate)
• http://yamaha-virago.blogspot.com/2018/10/tci-assy.html

Diagrams

DIS Wiring

CPU Diagram

Old CPU

• Mitsubishi MH63801V1P