Fig: Sensor and magnets on ywheel.
1) Sensor
2) Magnets (6 pcs.)
Fig: Connections on circuit board
Connector U: Sensor 1
Connector F: Sensor 2
Connector R: Sensor on ywheel
Connector +: Power supply (red/black wire)
Connector M: Magnet
Connector RS232: Communication cables (5 pcs)
Connector 1MS: Button on handlebar
Fig: COM-port tester