CIRCLE M7 - Error Signal Check and Solutions

Document: Service Manual
Description: Treadmill
Model: M7 LED
Page: 7 of 60
7
2. ERROR SIGNAL CHECK AND SOLUTIONS
2.1. Error message『LE1』:The voltage is too low during exercising, please check the input AC
power source, AC power source voltage shall between 110 / 220 V ± 10%.
2.2. Error message『OC』:The inverter output current overload(over 17.6A), replace inverter if
after reset power then start again still show『OC』. Replace the running belt or deck if always
happen while running.
2.3. Error message『OE』:The operation voltage too high, maybe happen at high incline level
and heavy load exercising, contact manufacture for solution.
2.4. Error message『PrEr』:The inverter Flash memory problem, replace the inverter.
2.5. Error message『EEr』:The inverter EEPROM problem, replace the inverter.
2.6. Error message『LE』:The voltage is too low when in idle or setting mode, please check the
input AC power source. The input AC power source under 110V(220V system) / 65V(110V
system) will show『LE』.