SportsArt Fitness T615, Repair Manual

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2-1-2
Key malfunction Key does not operate or
operates continually.
(number key & lower key) 1. Inspect the soft key connection.
2. Replace the soft key.
1. Soft keys
ERR 1 Motor does not rotate, ERR
1 appears. 1. There is no power to the motor; the motor cannot
operate.
2. Inspect the motor brushes.
3. Measure voltage from the drive board to the motor.
If there is no voltage, replace the drive board. If there is
voltage, inspect the following:
a. transformer voltage.
b. whether the EMG indicator lights.
c. whether IGBTs have an electrical short. Replace
the drive board.
4. Inspect motor brushes or the commutator.
1. Drive board
2. Motor brushes,
motor
ERR 1 Motor operates, ERR 1
appears. 1. The program did not detect the optic sensor signal.
2. Inspect the CLK indicator on the drive board.
a. If the CLK indicator is not lit, clean or replace the
optic sensor.
b. If the CLK indicator lights normally, inspect the
data cable from the display to the drive board.
Re-install the display IC.
1. Optic sensor
ERR 3 Display speed differs from
actual speed. 1. Inspect KPH/MPH setting.
2. Inspect the optic wheel teeth.
3. Replace the optic sensor.
4. Replace the drive board. 1. Optic sensor
2. Drive board
ERR 7 ERR7 appears at startup. 1. Inspect the incline VR cable connection.
2. Usually ERR7 indicates the display is stuck at either
the highest or lowest position.
3. Inspect whether LED5 and LED6 light on the drive
board. If lit, the display or cable malfunction may be
causing a malfunction.
4. Inspect whether the drive board emits voltage to the
incline motor. If not, replace the drive board.
5. Recalibrate the incline set or replace the incline set as
a test.
1.VR
2. Drive board