Troubleshooting
Model: T611
Malfunction: Error 1
Malfunction: Press the speed key. Speed engages. Before the motor rotates,
Error 1 appears.
Possible cause: 1. Motor does not rotate. Drive board or motor malfunctions.
Troubleshooting: 1. Inspect all cable connections.
2. Inspect the display board IC connection.
3. Measure motor voltage from the drive board. Is there voltage
across M+,M-?
If not, replace the drive board.
If so, A. inspect transformer output voltage.
B. inspect whether the EMG LED lights.
C. Do IGBTs have an electrical short?
4. Inspect motor brushes and commutator.
3-9-1
Drive board
Display board
Sensor
Motor
Transformer
Inspect motor brushes
Measure transformer voltage
EMG indicator
Measure motor M+,M- voltage
Содержание T611
Страница 1: ...T611 Repair Manual Electronics...
Страница 4: ...1 1 Product Picture T611 1 1 1...
Страница 5: ...1 2 Overlay T611 1 2 1...
Страница 6: ...1 3 Component Placement T611 Display Board 1 3 1 Display board Telemetry heart rate receiver board...
Страница 7: ...1 3 Connections T611 Bridge Board 1 3 2 To Safety key board HTR board Soft key Bridge board...
Страница 11: ...1 5 Connections T611 Bridge Board 1 5 2 To Safetykey board To HTR board To Display...
Страница 13: ...1 6 LED Indicators T611 Display Board 1 6 1 LED1 power indicator Lit indicates 5 VDC power supply...