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3. Please press “up” and “down” to select your favorite fatigue mode, then press button “M” to preserve.
4. You can press “UP” button to begin fatigue test, also you can quit the fatigue test by unplugging the
power cord.
O. HANDSET LOCK
1. Keep pressing “Up” and “Down” button for 5 seconds, handset will lock and will flash.
2. Keep pressing “Up” and “Down” button for 5 seconds, handset will be unlock and handset will display
current height.