Dyaco ST95-YT007, Service Manual

Page: 54 / 82

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Troubleshooting
Part Troubleshooting
Display board
1.Press incline UP key. The driver board UP LED lights.
2.Press incline DOWN key. The driver board DOWN LED lights.
3.If not as above, inspect the cable and connections.
12-pin cable
1.Inspect whether the 12-PIN cable is connected well.
2.Test by replacing the cable with a good one.
Driver board
Inspect whether the driver board UP/DOWN LED is lit.
1.Press incline UP or DOWN key again, making the incline motor return to its
position.
2.If ERR still appears, re-calibrate the incline set.
Incline motor
1.Inspect whether the incline motor is stuck.
2.Inspect whether the incline gears are cracked.
3.Test whether the incline motor has a broken circuit.
4.Re-calibrate the incline set.