Matrix Fitness MX-E5xc, Руководство по обслуживанию

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13
CONTENTS
1. No display on the console or the display is dim
2. No RPM is displayed during the exercise
3. All or some of the function keys do not respond
4. No resistance change or too hard for pedaling
5. Feel slipping while pedaling
6. Knocking or creaking noises
7. Heart-Rate-Control function does not work