Troubleshooting
Model: C570R
Malfunction: No RPM value appears.
Circumstance: I pedal on the bike but no RPM value appears.
Possible causes: 1. Wires are not connected.
2. Optic sensor is malfunctioning.
Troubleshooting: 1. Make sure the distance between the optic sensor and the
reflective sticker is 3-8mm.
3. Make sure the sensor on the optic sensor board is clean.
2. Inspect the drive board.
3. Inspect all cable connections.
3-3-1
Drive
Board
Display
board
Sensor &
reflective
sticker
Drive board
To optic sensor
Display
Cable connectors
